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64.9 MW Natural Gas operating in Essex, MA — ISO New England Inc.
64.9 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
1971
Operating Since
Coordinates
42.5428, -70.9285
County
Essex, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Peabody - (MA) | — | — |
| Owner(s) | City of Peabody - (MA) | — | — |
| Status | Operating | — | — |
Waters River is a 64.9 MW natural gas-fired power plant located in Essex County, Massachusetts. The plant began operating in 1971 and consists of two natural gas-fired combustion turbine generators. It is owned and operated by the City of Peabody, Massachusetts. Waters River operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region.
In the most recent year of reported data, Waters River generated 4,584 MWh of electricity, resulting in a capacity factor of 0.8%. According to state rankings, the plant is the 18th largest out of 37 power plants in Massachusetts. Nationally, it ranks as the 1041st largest out of 1963 plants.
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
0 MWh
Latest Month
4.6K MWh
Annual Generation
0.8%
Capacity Factor
CO₂ Intensity
892 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
5 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $62.6M
Point of Interconnection
Nearest Substation
Waters River Substation · 115 kV
Substation Distance
< 10 km
Operator
Peabody Municipal Light Plant
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.WATER_RV115 W_J2
Pricing Hub
.H.INTERNAL_HUB
Location Type
NETWORK NODE
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all articlesISO New England Inc. (ISNE)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
0.000 lb/MWh
CH₄
0.041 lb/MWh
N₂O
0.006 lb/MWh
Capacity Factor
0.8%
Annual Net Gen
4 GWh
CO₂eq
895 lb/MWh
Subregion
NPCC New England