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28.5 MW Wood Waste out of service in Penobscot, ME — ISO New England Inc.
28.5 MW
Nameplate Capacity
2
Generators
units
Wood/Wood Waste Biomass
Technology
1965
Operating Since
Coordinates
44.9181, -68.6355
County
Penobscot, ME
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | ND Paper, Inc. | ND Paper | — |
| Owner(s) | ND Paper, Inc. | Nine Dragons Global Investments | — |
| Status | Out of service | — | — |
The Red Shield Envir Old Town Facility is a 28.5 MW biomass power plant located in Penobscot County, Maine. The plant began operating in 1965 and utilizes wood and wood waste as its primary fuel source. It consists of two generators. The facility is owned by Nine Dragons Global Investments, a company based in Hong Kong, and operated by ND Paper, Inc., a subsidiary of the parent company.
The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. According to available data, the Red Shield Envir Old Town Facility ranks as the third-largest biomass plant in the state of Maine, out of a total of three such plants. Nationally, it is ranked 59th out of 66 biomass 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
ISO New England Inc. (ISNE)
Grid Voltage
46.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
Industrial CHP
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
CO₂ Intensity
272 lb/MWh
NOx
0.943 lb/MWh
SO₂
2 lb/MWh
CH₄
0.137 lb/MWh
N₂O
0.028 lb/MWh
Capacity Factor
9.9%
Annual Net Gen
25 GWh
CO₂eq
283 lb/MWh
Subregion
NPCC New England
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $99.6M
Point of Interconnection
Nearest Substation
Great Works Hydro
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
NPCC/ISO New England/Graham 46
Pricing Hub
.Z.MAINE
Node Source
EIA-860 direct report
Last updated 2026-03-26
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