28.8 MW Wind operating in Hillsborough, NH — ISO New England Inc.
28.8 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2019
Operating Since
Coordinates
43.0565, -72.0154
County
Hillsborough, NH
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Antrim Wind Energy LLC | TransAlta | — |
| Owner(s) | Antrim Wind Energy LLC | TransAlta | — |
| Status | Operating | operating | — |
Antrim Wind is a 28.8 MW wind power plant located in Hillsborough County, New Hampshire. The facility began operating in 2019 and is owned by TransAlta, a Canadian company, and operated by Antrim Wind Energy LLC. The plant utilizes a single generator consisting of multiple Siemens SWT-3.2-113 onshore wind turbines. These turbines have a rotor diameter of 113 meters and a hub height of 92.5 meters.
In its most recent year of operation, Antrim Wind generated 77,922 MWh of electricity, achieving a capacity factor of 30.9%. The plant operates within the ISO New England Inc. balancing authority and the NPCC NERC region. Antrim Wind ranks as the 3rd largest of 5 wind plants in New Hampshire, and 1029th out of 1424 nationally. Financial data indicates a power purchase agreement (PPA) price of $45.93 per MWh.
Generated from EIA, GEM, and public data sources
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Antrim Wind
10.0K MWh
Latest Month
77.9K MWh
Annual Generation
30.9%
Capacity Factor
$45.9/MWh
PPA Price
Antrim Wind Energy LLC
Contract Seller
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Tuttle Hill Substation · 115 kV
Substation Distance
1.095 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.TUTTLEHL34.5ANTW
Pricing Hub
.Z.NEWHAMPSHIRE
Node Source
Curated node match
Antrim Wind farm marks 6 years of operation, benefits local community
Antrim Wind, the nine-turbine wind farm on Tuttle Hill and Willard Mountain in Antrim, reached a milestone of six years of operation on...
Antrim Wind farm marks 6 years of operation, benefits local community
Antrim Wind, the nine-turbine wind farm on Tuttle Hill and Willard Mountain in Antrim, reached a milestone of six years of operation on...
Washington’s last coal power plant will transition to natural gas
The facility was set to close this year. A deal TransAlta announced with Puget Sound Energy on Tuesday will keep it producing power with a...
Washington’s last coal power plant will transition to natural gas
The facility was set to close this year. A deal TransAlta announced with Puget Sound Energy on Tuesday will keep it producing power with a...
Last updated 2026-03-26
View all 10 articles