Home / North America / United States of America / Bridgewater Power LP

Bridgewater Power LP

Waste power plant in New Hampshire, United States of America. Approximate location 43.7155, -71.6585.

WasteNew HampshireUnited States of America

Bridgewater Power LP is a 20 MW waste power plant in New Hampshire, United States of America. It is operated by Bridgewater Power Co LP. Based on reported annual generation of 82 GWh, it can supply roughly 23k homes. It ranks #4729 of 10,938 United States of America power plants by installed capacity. Commissioned in 1987, it is around 39 years old — long-established. In context, the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

20Source-backed capacity
82GWh reported / yr
23,314homes powered
1987commissioned (~39 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0010290.

Data status

Known data

FacilityBridgewater Power LP WRI
CountryUnited States of America · New Hampshire WRI
Coordinates43.7155, -71.6585 WRI
FuelWaste WRI
MW installed capacity20 MW WRI source record; scope not independently normalised
OwnerBridgewater Power Co LP WRI
Commissioned1987 WRI
GWh reported / yr82 GWh/yr WRI

Calculated from dataset

Capacity rank in country#4729 of 10938 calculated
Fuel-specific rank in country#147 of 551 calculated
Capacity vs country/fuel peers3.03× · 7 MW median · 551 peers calculated
Homes-powered equivalent23,314 calculated from reported generation
Climate6.7°C · HDD 4,186 derived from coordinates
Environmental severityC3 · 34/100 derived from coordinates

Not available

TechnologyNot available not in dataset
GWh reported / yrNot available not in dataset
CO₂ emissionsNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: Wikidata P2109 nameplate capacity; fuel: WRI source-record fuel

In context: how this plant compares

At 20 MW, Bridgewater Power LP is well above the median waste plant in United States of America (7 MW). Waste-to-energy plants burn municipal solid waste to generate electricity and heat, cutting landfill volume while recovering energy from residual waste.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Reported generation trend

2013: 126 GWh20132014: 123 GWh20142015: 124 GWh20152016: 123 GWh20162017: 122 GWh20172018: 78 GWh20182019: 82 GWh2019126 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Bridgewater Power Co LP.

Local climate & thermal context

This waste plant recovers energy by combusting municipal or industrial waste. It sits in a warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 43.7°N — which shapes how much energy it can produce and how its output varies through the year.

6.7°Cannual mean temp
4,186heating degree-days (base 18°C)
85cooling degree-days (base 18°C)
244 melevation

Monthly mean temperature

J: -8 °CJF: -6 °CFM: -1 °CMA: 6 °CAM: 12 °CMJ: 17 °CJJ: 20 °CJA: 19 °CAS: 14 °CSO: 8 °CON: 2 °CND: -4 °CD20 °C

Heating degree-days here run 70% above the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 86/100 — this site sits in the top third of the power plants we cover by heating degree-days.

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with thermal cycling the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
34/100environmental-severity index
27.7°Cseasonal temperature swing
122 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #147 largest waste power plant of 551 in United States of America by capacity.

United States of America has 551 waste power plants in this dataset, together about 10,154 MW of capacity.

Nearby power plants

Location

Coordinates 43.7155, -71.6585 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Bridgewater Power LP?

Bridgewater Power LP is a 20 MW source-record waste power plant in New Hampshire, United States of America, commissioned in 1987.

How much electricity does Bridgewater Power LP generate?

Bridgewater Power LP generates about 82 GWh of electricity per year.

How many homes can Bridgewater Power LP power?

Its output is enough to supply roughly 23,314 homes.

Who operates Bridgewater Power LP?

Bridgewater Power LP is operated by Bridgewater Power Co LP.

Built from open public data; no personal information. Operate this site? Request a correction or removal.