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14 MW Muni. Waste operating in Merrimack, NH — ISO New England Inc.
14 MW
Nameplate Capacity
1
Generators
unit
Municipal Solid Waste
Technology
1989
Operating Since
Coordinates
43.2867, -71.5768
County
Merrimack, NH
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wheelabrator Environmental Systems | Wheelabrator Environmental Systems Inc | — |
| Owner(s) | Wheelabrator Environmental Systems | Wheelabrator Technologies Holdings | WIN Waste Innovations |
| Status | Operating | operating | — |
The Wheelabrator Concord Facility is a 14 MW waste-to-energy power plant located in Merrimack County, New Hampshire. It is owned by Wheelabrator Technologies Holdings and operated by Wheelabrator Environmental Systems. The plant began operating in 1989 and utilizes municipal solid waste (MSW) as its primary fuel source. It consists of a single generator using MSW combustion technology. The facility is the only MSW power plant in New Hampshire, and ranks 47th out of 56 similar plants nationally.
The Wheelabrator Concord Facility operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. In the most recent year with available data, the plant generated 94,458 MWh of electricity, achieving a capacity factor of 77.1%.
Generated from EIA, GEM, and public data sources
ISO/RTO
ISO-NE
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
ISO New England Inc. (ISNE)
Grid Voltage
34.5 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
IPP Non-CHP
8.5K MWh
Latest Month
94.5K MWh
Annual Generation
77.1%
Capacity Factor
CO₂ Intensity
2214 lb/MWh
NOx
5 lb/MWh
SO₂
3 lb/MWh
CH₄
1 lb/MWh
N₂O
0.186 lb/MWh
Capacity Factor
75.7%
Annual Net Gen
93 GWh
CO₂eq
2303 lb/MWh
Subregion
NPCC New England
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $48.9M
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.OAK_HILL34.5CONC
Pricing Hub
.Z.NEWHAMPSHIRE
Location Type
NETWORK NODE
Node Source
Curated node match
Last updated 2026-03-26
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