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AVANGRID: Outages & Reliability

As of October 15, 2026 00:30 UTC, about 56 AVANGRID customers are without power in 6 counties.

AVANGRID is an electric utility serving 43 counties in Massachusetts and New York. AVANGRID 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.

SCATTERED OUTAGES · ON ITS NETWORKOutages only
56
AVANGRID customers out in 6 counties

Official reliability

US EIA
Not reported to EIA
Outage trend · AVANGRID
56customers out · peak 3,940
Data as of Oct 15, 2026 00:30 UTC
AVANGRID: customers without power, last 24 hoursPeak 3,940 customers out; latest 56 as of Oct 15, 2026 00:30 UTC. Each point is the highest reading in its interval.01k2k3k4kOct 146 AM12 PM6 PM
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Times in EDT. Shaded stretches had no reading.

Counties served by AVANGRID (43)

Service territory reported to EIA-861; each links to live outage status and history.

What causes AVANGRID outages

Share of outage-time by reported cause across the counties it serves (territory-wide, may include other utilities in shared counties).

Outage causes by share of outage-timeEquipment failure 34.1%, Vehicle / accident 28.7%, Trees / vegetation 26.8%, Weather / storm 8.6%, Animal / wildlife 1.8%Equipment failureEquipment failure34.1%Vehicle / accidentVehicle / accident28.7%Trees / vegetationTrees / vegetation26.8%Weather / stormWeather / storm8.6%Animal / wildlifeAnimal / wildlife1.8%
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A reported cause is available for 1.9% of outage-time over 2 months of live data. Shares are of the portion with a known cause; bars are scaled to the largest cause.

AVANGRID: FAQ

How reliable is AVANGRID?
AVANGRID 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 AVANGRID serve?
AVANGRID serves 43 counties across Massachusetts and New York, per its EIA-861 service territory filing.
Where does AVANGRID provide power?
AVANGRID operates in Massachusetts, New York. 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: New York.

Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of .