Madison, Montana · Plant code 6422

Madison Dam

Madison Dam is a hydro plant in Madison, Montana. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Hydro

Route-friendly label and badge.

Total capacity 16 MW

Plant nameplate capacity.

Annual generation 76,209 MWh

Annual output from imported EIA and EPA records.

Capacity factor 40%

A simple way to compare utilization.

Operations

Operations details

Sector Electric Utility

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 2,021

Useful for technology-vintage context.

Location Ennis, Montana

County and state routing anchor.

Emissions

Emissions details

CO2 0 tons

Annual plant-level total.

SO2 0 tons

Annual sulfur dioxide.

NOx 0 tons

Annual nitrogen oxides.

CO2 rate 0 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Hydro 76,209 MWh · 100% of generation

Ownership

Who owns the plant.

Owner NorthWestern Energy (MT Hydro)

100%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
MAD1	Conventional Hydroelectric	Hydro	2 MW	Retired or canceled	1,906
MAD2	Conventional Hydroelectric	Hydro	2 MW	Retired or canceled	1,906
MAD3	Conventional Hydroelectric	Hydro	2 MW	Retired or canceled	1,906
MAD4	Conventional Hydroelectric	Hydro	2 MW	Retired or canceled	1,908
MAD5	Conventional Hydroelectric	Hydro	4 MW	Operating	2,021
MAD6	Conventional Hydroelectric	Hydro	4 MW	Operating	2,021
MAD7	Conventional Hydroelectric	Hydro	4 MW	Operating	2,022
MAD8	Conventional Hydroelectric	Hydro	4 MW	Operating	2,022

Generation trend

Monthly output pattern

3,956 MWh

Jan

6,162 MWh

Feb

6,628 MWh

Mar

6,235 MWh

Apr

7,753 MWh

May

7,501 MWh

Jun

6,842 MWh

Jul

6,563 MWh

Aug

5,884 MWh

Sep

6,282 MWh

Oct

5,542 MWh

Nov

6,861 MWh

Dec

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Related routes

Context around this plant

County page

Madison overview

See the local plant cluster around this site.

1 plants

State page

Montana

Back out to the wider state fuel mix.

70 plants

Fuel page

Hydro plants

Compare this site to plants using the same primary fuel.

1,426 plants