IT NoticesIT NoticesºÚÁÏÍø will be taking a maintenance outage of Internal Market Monitoring Asset Characteristics (IMMAC) on Tuesday November 25, 2025 19:00 to 22:00 Hrs.2025-11-25T21:48:09Z2025-11-25T21:48:09Z<strong>When:</strong> Tuesday November 25, 2025 7:00 PM<br/><p>ºÚÁÏÍø will be taking a maintenance outage of Internal Market Monitoring Asset Characteristics (IMMAC) on Tuesday November 25, 2025 19:00 to 22:00 Hrs. During the outage users will not be able to connect to IMMAC.</p>2025-11-25T21:48:09ZISO-NE will be performing a maintenance outage in the sandbox environments to various applications on Tuesday November 25th from 14:00 - 15:30.2025-11-25T19:44:27Z2025-11-25T19:44:27Z<strong>When:</strong> Tuesday November 25, 2025 2:00 PM<br/><p>ISO-NE will be performing a maintenance outage in the sandbox environments to various applications on Tuesday November 25th from 14:00 - 15:30. The following applications will be impacted:</p>
<ul>
<li> eMarket, eFTR, and DRMUI: Users accessing the sandbox environments may experience intermittent connectivity issues during this time. The DRMUI sandbox application will be unavailable.</li>
<li>Sandbox WPF & SPF web services will be unavailable.</li>
</ul>2025-11-25T19:44:27ZºÚÁÏÍø will be taking a maintenance outage of NEXTT and CTS Production applications, this Wednesday, November 26 from 14:00 to 15:00 Hrs.2025-11-25T01:49:11Z2025-11-25T01:49:11Z<strong>When:</strong> Wednesday November 26, 2025 2:00 PM<br/><p>ºÚÁÏÍø will be taking a maintenance outage of NEXTT and CTS Production applications, this Wednesday, November 26 from 14:00 to 15:00 Hrs. Both applications will be down during this time.</p>2025-11-25T01:49:11ZºÚÁÏÍø will be taking a maintenance outage of the DDMS application on Tuesday, Nov 25th, 2025 from 16:00 Hrs to 17:00 Hrs.2025-11-24T22:57:48Z2025-11-24T22:57:48Z<strong>When:</strong> Tuesday November 25, 2025 4:00 PM<br/><p>ºÚÁÏÍø will be taking a maintenance outage of the DDMS application on Tuesday, Nov 25th, 2025 from 16:00 Hrs to 17:00 Hrs.</p>
<p>The DDMS application will be intermittently unavailable during the outage window.<br />
<br />
Outage Number for this Migration is DP- 40979 </p>2025-11-24T22:57:48ZºÚÁÏÍø will be taking a maintenance outage of various applications on Tuesday November 25, 2025 19:00 to 22:00 Hrs.2025-11-24T22:53:42Z2025-11-24T22:53:42Z<strong>When:</strong> Tuesday November 25, 2025 7:00 PM<br/><p>ºÚÁÏÍø will be taking a maintenance outage of various applications on Tuesday November 25, 2025 19:00 to 22:00 Hrs. The following applications will be unavailable during this time: </p>
<ul>
<li>Customer Asset Management System (CAMS) Production and Sandbox</li>
<li>DR Audit and Testing Tool (DRATT)</li>
<li>Claimed Capability Auditing Tool (CCAT) </li>
</ul>2025-11-24T22:53:42ZISO-NE will be performing routine maintenance on the eMarket, eFTR, and DRMUI production environments on Monday, December 1st from 16:00 – 17:00.2025-11-21T20:36:49Z2025-11-21T20:36:49Z<strong>When:</strong> Monday December 1, 2025 4:00 PM<br/><p>ISO-NE will be performing routine maintenance on the eMarket, eFTR, and DRMUI production environments on Monday, December 1st from 16:00 – 17:00.</p>
<p>Users accessing the eMarket and eFTR <strong>production </strong>environments may experience intermittent connectivity issues during this time.</p>
<p>The DRMUI production application will be unavailable.</p>2025-11-21T20:36:49ZºÚÁÏÍø will be performing a maintenance outage of the NX Production and Sandbox environments on Friday, November 21, 2025 from 14:00 to 16:00 hrs.2025-11-21T01:37:40Z2025-11-21T01:37:40Z<strong>When:</strong> Friday November 21, 2025 2:00 PM<br/><p>ºÚÁÏÍø will be performing a maintenance outage of the NX Production and Sandbox environments on Friday, November 21, 2025 from 14:00 to 16:00 hrs.<br />
The NX Production and Sandbox environments will be intermittently unavailable during this time.</p>2025-11-21T01:37:40ZºÚÁÏÍø will be performing a maintenance outage in Production environment on Thursday, November 20th, 2025 between 11:00 and 13:00 hrs.2025-11-20T01:37:50Z2025-11-20T01:37:50Z<strong>When:</strong> Thursday November 20, 2025 11:00 AM<br/><p>ºÚÁÏÍø will be performing a maintenance outage in Production environment on Thursday, November 20th, 2025 between 11:00 and 13:00 hrs.<br />
During this time, Production WPF & SPF web services will be unavailable.</p>2025-11-20T01:37:50ZThe NX Application on Production and Sandbox system will undergo maintenance on Thursday, November 20th from 14:30 to 15:30 hrs.2025-11-18T19:19:54Z2025-11-18T19:19:54Z<strong>When:</strong> Thursday November 20, 2025 2:30 PM<br/><p>The NX Application on Production and Sandbox system will undergo maintenance on Thursday, November 20th from 14:30 to 15:30 hrs. Users can expect both production and sandbox applications to be unavailable during this time.</p>2025-11-18T19:19:54ZºÚÁÏÍø will be performing a maintenance outage in the Production environment on Wednesday, November 19th between 14:30 and 18:30 hrs.2025-11-18T01:05:40Z2025-11-18T01:05:40Z<strong>When:</strong> Wednesday November 19, 2025 2:30 PM<br/><p>ºÚÁÏÍø will be performing a maintenance outage in the Production environment on Wednesday, November 19th between 14:30 and 18:30 hrs. During this outage, eMKT, eFTR and DRMUI users may experience intermittent connectivity issues. There may be missing 5-minute Locational Marginal Prices (LMPs) and Regulation Clearing Prices (RCPs), and DDPs/DNEs for the generating units and Demand Response Resources (DRRs) might not be generated/available. The generating units and Demand Response Resources (DRRs) might receive stale DDP/DNE signals (on the RTUs) during this time.</p>2025-11-18T01:05:40Z