On Tuesday, December 09, 2025, between 16:10 and 18:10 hrs. , ISO New England will be performing maintenance on its Production environment. During this outage, eMKT, eFTR and DRMUI applications will be unavailable for up to 1 hour.
On Tuesday, December 09, 2025, between 16:10 and 18:10 hrs., ISO New England will be performing maintenance on its Production environment. During this outage, eMKT, eFTR and DRMUI applications will be unavailable for up to 1 hour.
From 16:10 - 18:10:
- 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.
- This outage will also impact the ISO New England, ISO Express and ISO Webservices web sites. There may be missing 5-minute Locational Marginal Prices (LMPs), 5 Minute Regulation Clearing Prices (RCPs), Short-Term Outages, Long-Term Outages and Dispatch Fuel Mix data during this time.
- The generating units and Demand Response Resources (DRRs) might receive stale DDP/DNE signals (on the RTUs) during this time.
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Date: Tue Dec 9, 2025 4:10PM
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Notice Category:
IT Notices
