UNITIL ENERGY SYSTEMS— Outages & Reliability
As of September 2, 2026 16:32 UTC, no major outages are reported on UNITIL ENERGY SYSTEMS's network.
UNITIL ENERGY SYSTEMS is an electric utility serving 4 counties in Massachusetts and New Hampshire. UNITIL ENERGY SYSTEMS did not report standardized reliability metrics to the EIA (common for smaller or short-form utilities), but its service territory and outage history are tracked below.
LIVE ON ITS NETWORK
No major outages currently reported on UNITIL ENERGY SYSTEMS's network.
Official reliability
US EIAOUTAGE TREND
UNITIL ENERGY SYSTEMS
0
AS OF LAST UPDATE · PEAK 97
Updated September 2, 2026
12 PM6 PM12 AM6 AM12 PM
Counties served by UNITIL ENERGY SYSTEMS (4)
Service territory reported to EIA-861 — each links to live outage status and history.
UNITIL ENERGY SYSTEMS: FAQ
- How reliable is UNITIL ENERGY SYSTEMS?
- UNITIL ENERGY SYSTEMS did not report standardized SAIDI/SAIFI reliability metrics to the EIA. Outage history for the counties it serves is available on their individual pages.
- How many customers does UNITIL ENERGY SYSTEMS serve?
- UNITIL ENERGY SYSTEMS serves 4 counties across Massachusetts and New Hampshire, per its EIA-861 service territory filing.
- Where does UNITIL ENERGY SYSTEMS provide power?
- UNITIL ENERGY SYSTEMS operates in Massachusetts, New Hampshire. The full list of counties served is below, each linked to its live outage status.
Reliability metrics (SAIDI/SAIFI) and service territory from the US EIA Form 861. SAIDI/SAIFI are IEEE-standard, including major event days. Primary state: Massachusetts.