Mill Creek 3

Hwy38 San Bernardino Nat'l For, Mill Creek, CA 96061

Plant Summary Information

Mill Creek 3 is ranked #205 out of 207 hydroelectric power plants in California in terms of total annual net electricity generation.

Mill Creek 3 is comprised of 3 generators and generated -15.0 MWh during the 3-month period between September 2025 to December 2025.

Plant Name	Mill Creek 3
Utility Name	Southern California Edison Co
Location	San Bernardino County, CA
Initial Operation Date	March 1903
Last Update	Dec 2025
Annual Generation	771.0 MWh
Annual Consumption	5.8 k MMBtu
Ranked #12,119 out of 13,094 Power Plants Nationwide
Ranked #1,282 out of 1,309 Water Power Plants Nationwide
Ranked #1,556 out of 1,607 California Power Plants
Ranked #205 out of 207 California Water Power Plants
Fuel Types	Water

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Summary Information
Plant Name	Mill Creek 3 (7147)
Plant Address	Hwy38 San Bernardino Nat'l For, Mill Creek, CA 96061
Utility	Southern California Edison Co (17609)
Latitude, Longitude	34.08802, -117.03954
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	March 1903
Annual Generation	771.0 MWh
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	California Independent System Operator (CISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Mill Creek
Ash Impoundment
Transmission / Distribution Owner	Southern California Edison Co (17609) CA
Grid Voltage	12.00 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

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

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	March 1903
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

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

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	October 1904
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

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

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	March 1904
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

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
#1272	Sprague Hydro	Bly, OR	1.1 GWh
#1273	Manti Lower	Manti, UT	1.1 GWh
#1274	Marshall (MI)	Marshall, MI	638.0 MWh
#1275	Normanskill Hydro Project	Guilderland, NY	1.0 GWh
#1276	Hollow Dam Power Partnership	Gouveneur, NY	1.0 GWh
#1277	Etiwanda	Rancho Cucamonga, CA	1.0 GWh
#1278	Ruxton Park	Manitou Spring, CO	1.0 GWh
#1279	Ball Mountain Hydro	Jamaica, VT	995.0 MWh
#1280	Halifax (VA)	Halifax, VA	811.0 MWh
#1281	Bend	Bend, OR	797.0 MWh
#1283	W K Sanders	Hyde Park, VT	716.0 MWh
#1284	South Dry Creek Hydro	Red Lodge, MT	696.0 MWh
#1285	Springville Hydroelectric	Camarillo, CA	659.0 MWh
#1286	Cosgrove Intake and Power Station	Clinton, MA	646.0 MWh
#1287	Talcville	Edwards, NY	616.0 MWh
#1288	Lateral 10 Ventures	Buhl, ID	565.0 MWh
#1289	Squa Pan Hydro Station	Masardis, ME	564.0 MWh
#1290	Niangua	Camdenton, MO	536.0 MWh
#1291	Domtar Paper Company Rothschild	Rothschild, WI	524.0 MWh
#1292	Somersworth Lower Great Dam	Somersworth, NH	498.0 MWh

Below are closest 20 power plants surrounding Mill Creek 3.

Plant Name	Plant Location	Annual Generation	Distance
Amazon PSP1	Beaumont, CA	7.5 GWh	11.5 mi
BBARWA	Big Bear, CA	2.9 GWh	17.8 mi
Bear Valley Power Plant	Big Bear Lake, CA	2.4 GWh	13.7 mi
Century Generating Facility	Colton, CA	563.0 MWh	18.1 mi
Chambers 4 - Redland LGB4	Redlands, CA	4.2 GWh	9.3 mi
Chambers 4 - San Bernardino SNA7	San Bernardino, CA	2.9 GWh	13.4 mi
Colton Solar One, LLC	San Bernardino, CA	4.1 GWh	16 mi
Drews Generating Facility	Colton, CA	570.0 MWh	18 mi
Energy Center	Redlands, CA	4.4 GWh	7.3 mi
Foundation RRM	Cabazon, CA	9.7 GWh	17.5 mi
IGS KSBD	Highland, CA	9.1 GWh	11.2 mi
IGS SBD2	San Bernardino, CA	4.9 GWh	13.9 mi
Kohls San Bernardino Solar Facility	San Bernardino, CA	1.2 GWh	13 mi
Loma Linda University Cogen	Loma Linda, CA	60.2 GWh	12.2 mi
Mountainview Generating Station	Redlands, CA	1.1 TWh	11.6 mi
Redlands Community Hospital	Redlands, CA	8.6 GWh	10.2 mi
RPUWD Scheuer Well Solar Project	San Bernardino, CA	1.5 GWh	13.5 mi
San Manuel Central Plant Cogens	Highland, CA	18.0 GWh	11.7 mi
SB Water Reclamation Fuel Cell	San Bernardino, CA	9.4 GWh	14.2 mi
Waterman Turnout Hydroelectric	San Bernardino, CA	1.6 GWh	14.8 mi