W R Gianelli

31770 Gonzaga Rd., Gustine, CA 95322

Plant Summary Information

W R Gianelli is ranked #104 out of 222 hydroelectric power plants in California in terms of total annual net electricity generation.

W R Gianelli is comprised of 8 generators and generated -42.0 GWh during the 3-month period between June 2024 to September 2024.

Plant Name	W R Gianelli
Utility Name	California Dept. of Water Resources
Location	Merced County, CA
Initial Operation Date	March 1967
Last Update	Sep 2024
Annual Generation	40.8 GWh
Annual Consumption	0 MMBtu
Ranked #4,128 out of 11,852 Power Plants Nationwide
Ranked #559 out of 1,371 Water Power Plants Nationwide
Ranked #527 out of 1,570 California Power Plants
Ranked #104 out of 222 California Water Power Plants
Fuel Types	Water
Previous Operator	California Dept. of Water Resources (2013 to 2015) California Dept. of Water Resources (2016 to 2023)

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Monthly Net Generation for W R Gianelli

W R Gianelli Details

Summary Information
Plant Name	W R Gianelli (448)
Plant Address	31770 Gonzaga Rd., Gustine, CA 95322
Utility	California Dept. of Water Resources (3255)
Latitude, Longitude	37.0692, -121.0772
Generation Dates on File	Jan 2001 to Sep 2024
Initial Operation Date	March 1967
Annual Generation	40.8 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	California Independent System Operator (CISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Wtr Fr Penstocks San Luis Res
Ash Impoundment
Transmission / Distribution Owner	Pacific Gas & Electric Co (14328) CA
Grid Voltage	230.00 kV
Energy Storage	Yes

* Data obtained from the 2023 EIA 860 Report

Generator 3 Details Operating November 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	November 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 8 Details Operating March 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 7 Details Operating May 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	May 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 6 Details Operating July 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	July 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 5 Details Operating August 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	August 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 4 Details Operating September 1967

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	September 1967
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 2 Details Operating March 1968

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	50 MW
Winter Capacity	50 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

Generator 1 Details Operating June 1968

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Jointly Owned
Nameplate Capacity	53 MW
Nameplate Power Factor	0.95
Summer Capacity	51 MW
Winter Capacity	51 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M

W R Gianelli Plant Owners

Owner Name	Address	Generator	Ownership
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 1	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 1	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 2	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 2	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 3	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 3	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 4	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 4	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 5	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 5	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 6	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 6	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 7	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 7	55.00%
U S Bureau of Reclamation	P O Box 25007Code D-5400, Denver, CO 80225	Generator 8	45.00%
California Dept. of Water Resources	3310 El Camino Avenue, Sacramento, CA 95821	Generator 8	55.00%

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