Thompson Falls

1610 Maiden Lane, Thompson Falls, MT 59873

Plant Summary Information

Thompson Falls is ranked #17 out of 70 power plants in Montana in terms of total annual net electricity generation.

Thompson Falls is comprised of 7 generators and generated 72.3 GWh during the 3-month period between September 2023 to December 2023.

Plant Name	Thompson Falls
Utility Name	NorthWestern Energy (MT Hydro)
Location	Sanders County, MT
Initial Operation Date	July 1915
Last Update	Dec 2023
Annual Generation	396.3 GWh
Annual Consumption	1.5 M MMBtu
Ranked #1,516 out of 11,852 Power Plants Nationwide
Ranked #113 out of 1,371 Water Power Plants Nationwide
Ranked #17 out of 70 Montana Power Plants
Ranked #8 out of 23 Montana Water Power Plants
Fuel Types	Water
Previous Operators	PPL Montana LLC (2013 to 2013) NorthWestern Energy (2014 to 2020) NorthWestern Energy (MT hdro) (2021 to 2021) NorthWestern Energy (MT Hydro) (2022 to 2023)

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Monthly Net Generation for Thompson Falls

Thompson Falls Details

Summary Information
Plant Name	Thompson Falls (2195)
Plant Address	1610 Maiden Lane, Thompson Falls, MT 59873
Utility	NorthWestern Energy (MT Hydro) (13902)
Latitude, Longitude	47.59316, -115.35824
Generation Dates on File	Jan 2001 to Dec 2023
Initial Operation Date	July 1915
Annual Generation	396.3 GWh
Fuel Types	Water

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	Yes
FERC Exempt Wholesale Generator Docket Number	99-185-000

Regulatory Information
Regulatory Status	Regulated
NERC Region	WECC
Balancing Authority	NorthWestern Energy (NWMT) (NWMT)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Clark Fork River
Ash Impoundment	No
Transmission / Distribution Owner	NorthWestern Energy LLC - (MT) (12825) MT
Grid Voltage	115.00 kV
Energy Storage	No

* Data obtained from the 2023 EIA 860 Report

Generator TF5 Details Operating July 1915

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	7 MW
Nameplate Power Factor	0.8
Summer Capacity	6 MW
Winter Capacity	6.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1915
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF6 Details Operating July 1915

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	7 MW
Nameplate Power Factor	0.8
Summer Capacity	6.5 MW
Winter Capacity	6.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1915
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF7 Details Operating July 1915

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	57.1 MW
Nameplate Power Factor	0.9
Summer Capacity	53 MW
Winter Capacity	53 MW
Minimum Load	10 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1915
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF3 Details Operating November 1916

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	7 MW
Nameplate Power Factor	0.8
Summer Capacity	7.5 MW
Winter Capacity	7.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 1916
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF4 Details Operating November 1916

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	6 MW
Nameplate Power Factor	0.8
Summer Capacity	6.5 MW
Winter Capacity	6.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 1916
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF2 Details Operating May 1917

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	7 MW
Nameplate Power Factor	0.8
Summer Capacity	6.5 MW
Winter Capacity	6.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	May 1917
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator TF1 Details Operating July 1917

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	NA
RTO ISO Location Designation For Reporting Wholesale Sales Data	NA
Nameplate Capacity	7 MW
Nameplate Power Factor	0.8
Summer Capacity	7.5 MW
Winter Capacity	7.5 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1917
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Thompson Falls Plant Owners

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

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#115	Rainbow (MT)	Great Falls, MT	394.9 GWh
#116	Markland	Florence, IN	394.7 GWh
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Nearby Power Plants

Below are closest 20 power plants surrounding Thompson Falls.

Plant Name	Plant Location	Annual Generation	Distance
Albeni Falls	Oldtown, ID	164.4 GWh	86.1 mi
Big Fork	Big Fork, MT	25.1 GWh	67.8 mi
Boulder Park	Spokane, WA	63.9 GWh	83.6 mi
Cabinet Gorge	Clark Fork, ID	815.7 GWh	46.8 mi
Dworshak	Ahsahka, ID	1.4 TWh	86.7 mi
Fighting Creek LFGTE Plant	Coeur d'Alene, ID	17.0 GWh	73.4 mi
Flathead Landfill to Gas Energy Facility	Kalispell, MT	7.8 GWh	68.4 mi
Ford Hydro LP	Weippe, ID	3.1 GWh	88.1 mi
Grimes Way	Pullman, WA	98.0 MWh	103.3 mi
Hungry Horse	Columbia Falls, MT	650.2 GWh	80.9 mi
Libby	Libby, MT	1.6 TWh	56.5 mi
Moyie Springs	Moyie Springs, ID	16.0 GWh	87.3 mi
Noxon Rapids	Noxon, MT	1.3 TWh	30.8 mi
Plummer Cogen	Plummer, ID	8.8 GWh	73.8 mi
Post Falls	Post Falls, ID	48.0 GWh	74.7 mi
Rathdrum	Rathdrum, ID	779.3 GWh	71.7 mi
Rathdrum Power LLC	Rathdrum, ID	1.8 TWh	73.9 mi
Selis Ksanka Qlispe	Polson, MT	804.8 GWh	52.7 mi
Stoltze CoGen1	Columbia Falls, MT	16.4 GWh	75.4 mi
Upriver Dam Hydro Plant	Spokane, WA	36.8 GWh	92.1 mi