How reliable is Public Service Co of NH?

Public Service Co of NH customers averaged 13.1 hours without power in 2024 (SAIDI), which is frequently affected and near the US average, about the same as the New Hampshire median (12.3 h), per official US EIA data.

Where does Public Service Co of NH rank among US electric utilities?

By official EIA SAIDI, Public Service Co of NH is #381 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is near the US average.

How many customers does Public Service Co of NH serve?

Public Service Co of NH serves 10 counties across New Hampshire, per its EIA-861 service territory filing.

Where does Public Service Co of NH provide power?

Public Service Co of NH operates in New Hampshire. The full list of counties served is below, each linked to its live outage status.

Public Service Co of NH: Outages & Reliability

As of October 7, 2026 09:00 UTC, no major outages are reported on Public Service Co of NH's network.

Public Service Co of NH is an investor owned utility serving 10 counties in New Hampshire. In 2024, its customers went an average of 13.1 hours without power (SAIDI), across about 1.6 interruptions each. That ranks it #381 of 468 US utilities by reliability, where #1 is the most reliable. Its outage duration is near the US average and about the same as the New Hampshire median (12.3 h).

LIVE ON ITS NETWORKLive · total only

No major outages currently reported on Public Service Co of NH's network.

Official reliability (EIA 2024)

US EIA

13.1 hrs

SAIDI / customer / yr

1.6

SAIFI / yr

8.2 hrs

CAIDI / outage

near the US average (US 11.0h)

Ranks #381 of 468 US utilities by reliability (#1 = most reliable) · about the same as the New Hampshire median (12.3 h).

Residential price22.7¢/kWhaverage, US EIA 2024energy trends →

Reliability over time

Official EIA SAIDI, hours without power per customer per year (IEEE, incl. major events). Over this period Public Service Co of NH’s reliability has been worsening (lower is better).

Outage trend · Public Service Co of NH

0customers out · peak 359

Data as of Oct 7, 2026 09:00 UTC

Times in EDT. Shaded stretches had no reading.

Counties served by Public Service Co of NH (10)

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

Public Service Co of NH: FAQ

How reliable is Public Service Co of NH?: Public Service Co of NH customers averaged 13.1 hours without power in 2024 (SAIDI), which is frequently affected and near the US average, about the same as the New Hampshire median (12.3 h), per official US EIA data.
Where does Public Service Co of NH rank among US electric utilities?: By official EIA SAIDI, Public Service Co of NH is #381 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is near the US average.
How many customers does Public Service Co of NH serve?: Public Service Co of NH serves 10 counties across New Hampshire, per its EIA-861 service territory filing.
Where does Public Service Co of NH provide power?: Public Service Co of NH operates in 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: New Hampshire.

Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of October 7, 2026 09:00 UTC.