Kearsarge Haverhill

Kearsarge Haverhill is a 5 MW solar farm in Essex County, Massachusetts, operated by Kearsarge Haverhill LLC. EIA-860M lists 2 generating units here, inside ISO New England. Its units entered service in 2021.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity
4.8 MW
4.8 MW net summer
Generating units
2
In service
2021
EIA plant ID
64618

Where it is

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County
Essex County, Massachusetts
Coordinates
42.7529, -71.047
Balancing authority
ISNE
Sector
IPP Non-CHP

Units, technology and status

Operator of record
Kearsarge Haverhill LLC
Primary energy source
Solar
Technologies
Batteries, Solar Photovoltaic
Status
Operating

This site runs on more than one energy source. EIA-860M capacity splits: Solar 3 MW, Battery 2 MW. It is filed here under Solar, the source with the most capacity.

Every plant Kearsarge Haverhill LLC reports to EIA →

Kearsarge Haverhill: FAQ

Where is Kearsarge Haverhill?
In Essex County, Massachusetts (MA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Kearsarge Haverhill?
5 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
Who owns Kearsarge Haverhill?
EIA-860M names Kearsarge Haverhill LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Kearsarge Haverhill LLC?
Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Kearsarge Haverhill LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Kearsarge Haverhill LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Kearsarge Haverhill still running?
EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.