All planned IT system outages are posted as soon as they are scheduled. Participants can view outage notification details for the same day, as well as outages planned in the future.
Participants can also view information about outages that occurred in the past 60 days by selecting Archive in the table below.
Planned Outages for 31 May 2023
Outage Times | Systems | Description |
---|---|---|
13:25 - 13:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
Future Outages
Past Outages
- Sort your results by:
- Outage Date
- System
- Archive
Outage Times | Systems | Description |
---|---|---|
June 15, 2023 | ||
12:15 - 13:00 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
12:15 - 13:00 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
12:15 - 13:00 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
Outage Times | Date | Description |
---|---|---|
EMI | ||
12:15 - 13:00 EST | June 15, 2023 |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
IESO Reports Site | ||
12:15 - 13:00 EST | June 15, 2023 |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
Day-Ahead Optimization System (DAOS) | ||
12:15 - 16:30 EST | June 15, 2023 |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
Dispatch Service | ||
12:15 - 13:00 EST | June 15, 2023 |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
Outage Times | Systems | Description |
---|---|---|
May 30, 2023 | ||
13:00 - 13:15 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
13:00 - 13:15 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
May 24, 2023 | ||
12:15 - 12:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
13:00 - 14:00 EST | IESO Reports Site | The Adequacy report will not be published. |
10:00 - 10:15 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
10:15 - 10:30 EST | Report Site | Report site will be unavailable and publication of public and confidential Reports will be delayed. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:00 - 13:10 EST | IESO Reports Site | The Predispatch report will not be published. |
12:15 - 12:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
May 23, 2023 | ||
12:00 - 12:30 | EMI |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). Report site will be unavailable and publication of public and confidential Reports will be delayed. |
May 19, 2023 | ||
11:30 - 1:30 EST | Online IESO |
Due to planned outages the following actions will not be available in Online IESO:
Due to planned outages the following actions will not be available in Online IESO:
|
May 9, 2023 | ||
12:00 -12:10 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:30 - 14:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:30 - 14:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
May 3, 2023 | ||
12:00 -12:10 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:30 - 14:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:30 - 14:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
April 27, 2023 | ||
13:00 - 14:00 EST | IESO Reports Site | The Adequacy report will not be published. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:00 - 13:10 EST | IESO Reports Site | The Predispatch report will not be published. |
12:15 - 12:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
12:15 - 12:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
April 26, 2023 | ||
14:10 - 14:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
April 25, 2023 | ||
18:00 - 20:00 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
April 24, 2023 | ||
8:30 - 09:00 EST | Report Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
April 21, 2023 | ||
09:20 - 09:43 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
10:23 - 10:46 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
April 20, 2023 | ||
12:35 - 12:40 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:35 - 14:40 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
19:00 - 21:00 EST | Sandbox Online IESO |
Due to planned outage Sandbox Online IESO will not be available. This includes the following actions:
|
April 19, 2023 | ||
01:00 - 01:35 EST | Outage Coordination and Scheduling System (OCSS) - CROW Web Interface | OCSS Web User Interface will be unavailable for outage submission and retrieval. OCSS Web Service will be unavailable for outage submission and retrieval. |
12:20 - 16:00 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
08:45 - 08:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
09:30 - 09:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
13:26 - 13:36 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:19 - 14:35 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
10:20 - 10:45 EST | Online IESO | Transmission Rights Auction (TRA) application will be unavailable |
April 18, 2023 | ||
10:20 - 10:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
April 17, 2023 | ||
08:35 - 09:05 EST | Sandbox Dispatch Service | Sandbox automated dispatch instructions sent via sandbox Dispatch Service will be unavailable. |
April 11, 2023 | ||
18:10 - 18:15 EST | IESO Website |
Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section.There will be an outage on the Save on Energy web site (www.saveonenergy.ca). |
18:55 - 19:10 EST | IESO Website |
Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section.There will be an outage on the Save on Energy web site (www.saveonenergy.ca). |
April 6, 2023 | ||
07:05 - 07:36 EST | IESO Reports Site | Report site will be unavailable and publication of public and confidential Reports will be delayed. |
April 4, 2023 | ||
07:05 - 07:20 EST | IESO Website |
Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section.There will be an outage on the Save on Energy web site (www.saveonenergy.ca). |
07:35 - 07:50 EST | IESO Website |
Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section.There will be an outage on the Save on Energy web site (www.saveonenergy.ca). |
08:20 - 08:35 EST | IESO Website |
Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section.There will be an outage on the Save on Energy web site (www.saveonenergy.ca). |
08:40 - 08:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
April 3, 2023 | ||
08:50 - 09:00 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
08:35 - 09:05 EST | Sandbox Dispatch Service | Sandbox automated dispatch instructions sent via sandbox Dispatch Service will be unavailable. |
March 31, 2023 | ||
11:30 - 11:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
March 30, 2023 | ||
07:00 - 17:00 EST | Sandbox System and Applications | Sandbox systems used for participant testing of IESO applications, including the IESO Sandbox Portal, Sandbox Reports Site, Sandbox EMI, and Sandbox Online IESO, will be unavailable. |
March 29, 2023 | ||
13:00 - 14:00 EST | IESO Reports Site | The Adequacy report will not be published. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:00 - 13:10 EST | IESO Reports Site | The Predispatch report will not be published. |
12:15 - 12:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
12:15 - 12:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
March 1, 2023 | ||
14:00 - 15:00 EST | IESO Reports Site | The Adequacy report will not be published. |
13:15 - 17:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
14:00 - 14:10 EST | IESO Reports Site | The Predispatch report will not be published. |
13:15 - 13:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
13:15 - 13:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
February 15, 2023 | ||
14:10 - 14:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:10 - 14:30 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
February 8, 2023 | ||
19:00 - 21:00 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
11:00 - 17:00 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
February 2, 2023 | ||
10:20 - 10:30 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
10:20 - 10:30 EST | Sandbox Online IESO |
Due to planned outage Sandbox Online IESO will not be available. This includes the following actions:
|
February 1, 2023 | ||
19:00 - 21:00 EST | Sandbox Online IESO |
Due to planned outage Sandbox Online IESO will not be available. This includes the following actions:
|
12:20 - 12:25 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 31, 2023 | ||
12:20 - 12:25 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 27, 2023 | ||
14:10 - 14:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:10 - 14:30 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 26, 2023 | ||
14:00 - 15:00 EST | IESO Reports Site | The Adequacy report will not be published. |
13:15 - 17:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
14:00 - 14:10 EST | IESO Reports Site | The Predispatch report will not be published. |
13:15 - 13:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
13:15 - 13:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 17, 2023 | ||
14:16 - 14:40 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 12, 2023 | ||
14:10 - 14:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:10 - 14:30 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
January 7, 2023 | ||
10:20 - 10:50 EST | Advisory Notifications | RSS feeds for Advisory Notifications (Day 0 Advisory Notices, Day 1- 34 Advisory Notices, Emergency Advisory Notices) will stop publishing notices during the outage. |
10:20 - 10:50 EST | Outage Coordination and Scheduling System (OCSS) - CROW Web Interface | OCSS Web User Interface will be unavailable for outage submission and retrieval. OCSS Web Service will be unavailable for outage submission and retrieval. |
10:20 - 10:50 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
10:20 - 10:50 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
10:20 - 10:50 EST | IESO Website | Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section. |
10:20 - 10:50 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
10:20 - 10:50 EST | IESO Reports Site | Report site will be unavailable and publication of public and confidential Reports will be delayed. |
10:20 - 10:50 EST | Sandbox System and Applications | Sandbox systems used for participant testing of IESO applications, including the IESO Sandbox Portal, Sandbox Reports Site, Sandbox EMI, and Sandbox Online IESO, will be unavailable. |
December 20, 2022 | ||
14:00 - 15:00 EST | IESO Reports Site | The Adequacy report will not be published. |
13:15 - 17:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
14:00 - 14:10 EST | IESO Reports Site | The Predispatch report will not be published. |
13:15 - 13:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
13:15 - 13:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
December 8, 2022 | ||
13:20 - 17:00 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:20 - 13:40 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
13:20 - 13:40 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
December 6, 2022 | ||
13:30 - 17:00 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
10:20 - 10:25 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
11:25 - 11:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
13:30 - 13:40 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
12:20 - 12:25 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
14:35 - 14:40 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
December 5, 2022 | ||
08:35 - 08:40 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
December 3, 2022 | ||
10:20- 10:30 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
November 26, 2022 | ||
09:20- 09:30 EST | Advisory Notifications | RSS feeds for Advisory Notifications (Day 0 Advisory Notices, Day 1- 34 Advisory Notices, Emergency Advisory Notices) will stop publishing notices during the outage. |
09:20- 09:30 EST | Outage Coordination and Scheduling System (OCSS) - CROW Web Interface | OCSS Web User Interface will be unavailable for outage submission and retrieval. OCSS Web Service will be unavailable for outage submission and retrieval. |
09:20- 09:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
09:20- 09:30 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
09:20- 09:30 EST | IESO Website | Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section. |
09:20- 09:30 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
09:20- 09:30 EST | IESO Reports Site | Report site will be unavailable and publication of public and confidential Reports will be delayed. |
09:20- 09:30 EST | Sandbox System and Applications | Sandbox systems used for participant testing of IESO applications, including the IESO Sandbox Portal, Sandbox Reports Site, Sandbox EMI, and Sandbox Online IESO, will be unavailable. |
November 23, 2022 | ||
14:00 - 15:00 EST | IESO Reports Site | The Adequacy report will not be published. |
13:15 - 17:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
14:00 - 14:10 EST | IESO Reports Site | The Predispatch report will not be published. |
13:15 - 13:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
13:15 - 13:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
November 15, 2022 | ||
06:20 - 06:30 EST | Sandbox System and Applications | Sandbox systems used for participant testing of IESO applications, including the IESO Sandbox Portal, Sandbox Reports Site, Sandbox EMI, and Sandbox Online IESO, will be unavailable. |
06:20 - 06:30 EST | Outage Coordination and Scheduling System (OCSS) - CROW Web Interface | OCSS Web User Interface will be unavailable for outage submission and retrieval. OCSS Web Service will be unavailable for outage submission and retrieval. |
06:20 - 06:30 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
06:20 - 06:30 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
06:20 - 06:30 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
06:20 - 06:30 EST | IESO Reports Site | Report site will be unavailable and publication of public and confidential Reports will be delayed. |
November 9, 2022 | ||
19:00 - 21:00 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
11:20 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
11:20 - 14:20 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
November 2, 2022 | ||
18:00 - 20:00 EST | Sandbox Online IESO |
Due to planned outage Sandbox Online IESO will not be available. This includes the following actions:
|
October 26, 2022 | ||
12:20 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
October 25, 2022 | ||
08:30 - 09:00 EST | Sandbox Dispatch Service | Sandbox automated dispatch instructions sent via sandbox Dispatch Service will be unavailable. |
08:30 - 09:00 EST | Sandbox MIM | Sandbox MIM Web Services and Sandbox MIM IDK used to submit Sandbox bids, offers schedules and forecasts will be unavailable. |
October 24, 2022 | ||
12:20 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
October 21, 2022 | ||
09:20 - 09:43 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
11:33 - 11:56 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
October 19, 2022 | ||
02:30 - 03:30 EST | Outage Coordination and Scheduling System (OCSS) - CROW Web Interface | OCSS Web User Interface will be unavailable for outage submission and retrieval. OCSS Web Service will be unavailable for outage submission and retrieval. |
12:20 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
10:20 - 11:20 EST | IESO Portal | Transmission Rights Auction (TRA) will be unavailable |
01:00 - 02:20 EST | IESO Website | Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. |
October 18, 2022 | ||
10:20 - 10:49 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
October 17, 2022 | ||
15:00 - 15:53 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
October 12, 2022 | ||
18:45 - 19:15 EST | IESO Website | Market data such as Demand, Supply and Price will not be updated on the Home Page or the Power Data Page. RSS feeds such as Advisory Notices and DACP notifications will not be updated in the Sector Participants section. |
October 6, 2022 | ||
13:00 - 14:00 EST | IESO Reports Site | The Adequacy report will not be published. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:00 - 13:10 EST | IESO Reports Site | The Predispatch report will not be published. |
12:15 - 12:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
12:15 - 12:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |
October 4, 2022 | ||
17:00 - 19:00 EST | Online IESO |
Due to planned outage Online IESO will not be available. This includes the following applications:
|
May 9, 2022 | ||
13:50 - 15:20 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
15:00 - 15:10 EST | IESO Reports Site | The Predispatch report will not be published. |
May 3, 2022 | ||
13:50 - 15:20 EST | EMI |
EMI application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). EMI API application used to submit bids, offers, schedules and forecast will be unavailable. Users may get disconnected and will need to login and verify access (MP action may be required). |
15:00 - 15:10 EST | IESO Reports Site | The Predispatch report will not be published. |
April 26, 2022 | ||
13:00 - 14:00 EST | IESO Reports Site | The Adequacy report will not be published. |
12:15 - 16:30 EST | Day-Ahead Optimization System (DAOS) |
The Eligible Energy Limited Resource Optimization (EELR) run of the Day-Ahead Commitment Process (DACP) DAOS will not occur:
|
13:00 - 13:10 EST | IESO Reports Site | The Predispatch report will not be published. |
12:15 - 12:45 EST | IESO Reports Site |
Confidential Report publication will be delayed. Public Report publication will be delayed. |
12:15 - 12:45 EST | Dispatch Service |
Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). |