Milner Hydro

3625 North 5200 East, Murtaugh, ID 83344

Plant Summary Information

Milner Hydro is ranked #34 out of 74 hydroelectric power plants in Idaho in terms of total annual net electricity generation.

Milner Hydro is comprised of 3 generators and generated 1.6 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Milner Hydro
Utility Name	Idaho Power Co
Location	Cassia County, ID
Initial Operation Date	September 1992
Last Update	Dec 2025
Annual Generation	33.7 GWh
Annual Consumption	121.7 k MMBtu
Ranked #4,695 out of 13,081 Power Plants Nationwide
Ranked #570 out of 1,311 Water Power Plants Nationwide
Ranked #82 out of 142 Idaho Power Plants
Ranked #34 out of 74 Idaho Water Power Plants
Fuel Types	Water

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Summary Information
Plant Name	Milner Hydro (7190)
Plant Address	3625 North 5200 East, Murtaugh, ID 83344
Utility	Idaho Power Co (9191)
Latitude, Longitude	42.52679, -114.03689
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	September 1992
Annual Generation	33.7 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	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	WECC
Balancing Authority	Idaho Power Company (IPCO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Snake River
Ash Impoundment	No
Transmission / Distribution Owner	Idaho Power Co (9191) ID
Grid Voltage	138.00 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	MLPR_1_TOT_GEN-APND
RTO ISO Location Designation For Reporting Wholesale Sales Data	MLPR_1_TOT_GEN
Nameplate Capacity	46.6 MW
Nameplate Power Factor	0.95
Summer Capacity	37.96 MW
Winter Capacity	18.9 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	December 1992
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

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	12.1 MW
Nameplate Power Factor	0.95
Summer Capacity	7.12 MW
Winter Capacity	2.98 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	September 1992
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

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.8 MW
Nameplate Power Factor	1
Summer Capacity	0.3 MW
Winter Capacity	0.8 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	September 1992
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

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

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#560	Grand Rapids	Ingalls, MI	35.1 GWh
#561	Clearwater 1	Idleyld Park, OR	35.0 GWh
#562	Brookfield Power Glen Falls Hydro	Glen Falls, NY	34.9 GWh
#563	Morgan Falls	Dunwoody, GA	34.6 GWh
#564	Lake Blackshear Project	Warwick, GA	34.6 GWh
#565	Green Springs	Columbia Falls, OR	34.5 GWh
#566	Chalk Hill	Stephenson, MI	34.0 GWh
#567	West Delaware Tunnel Plant	Grahamsville, NY	33.9 GWh
#568	Tennessee Creek	Tuckasegee, NC	33.8 GWh
#569	Milton	Milton, VT	33.8 GWh
#571	Bonny Eagle	Hollis, ME	31.3 GWh
#572	San Francisquito 2	Saugus, CA	33.7 GWh
#573	Fish Creek	Idleyld Park, OR	33.5 GWh
#574	Essex Junction 19	Essex Junction, VT	33.8 GWh
#575	Granby	Fulton, NY	33.1 GWh
#576	Terminus Hydroelectric Project	Lemon Cove, CA	33.1 GWh
#577	White Rapids	Stephenson, MI	32.7 GWh
#578	Quincy Chute	Quincy, WA	32.6 GWh
#579	Black River	Black River, NY	32.5 GWh
#580	Hat Creek 1	Burney, CA	32.4 GWh

Below are closest 20 power plants surrounding Milner Hydro.

Plant Name	Plant Location	Annual Generation	Distance
Amalgamated Sugar Twin Falls	Twin Falls, ID	28.5 GWh	20.2 mi
Burley Butte Windpark	Burley, ID	56.0 GWh	6.2 mi
Bypass	Hazelton, ID	28.2 GWh	2.6 mi
Clif Bar Bakery of Twin Falls	Twin Falls, ID	2.6 GWh	19.1 mi
Crystal Springs	Filer, ID	8.5 GWh	24.5 mi
Dietrich Drop	Shoshone, ID	11.9 GWh	24.4 mi
Golden Valley Wind Park LLC	Burley, ID	27.9 GWh	8.4 mi
Hazelton B Hydro	Hazelton, ID	23.3 GWh	6.1 mi
Head of U Canal Hydro Project	Jerome, ID	4.6 GWh	24.5 mi
Low Line Rapids	Kimberly, ID	8.3 GWh	17.8 mi
Marco Ranch	Jerome, ID	2.5 GWh	27.6 mi
Mile 28 Water Power Project	Eden, ID	5.3 GWh	16 mi
Milner Butte LFGE	Burley, ID	26.7 GWh	4.5 mi
Milner Dam Wind Park LLC	Burley, ID	50.5 GWh	4.7 mi
Rock Creek I	Twin Falls, ID	86.0 MWh	26.6 mi
S E Hazelton A	Hazelton, ID	24.9 GWh	4.4 mi
Shoshone Falls	Twin Falls, ID	51.9 GWh	19.3 mi
South Forks Hydro	Hansen, ID	26.3 GWh	14.1 mi
Twin Falls (ID)	Kimberly, ID	43.5 GWh	16.8 mi
Wilson Lake Hydroelectric Project	Eden, ID	27.3 GWh	9.9 mi