Diamond Valley Lake
33552 Newport Road, Winchester, CA 92596Plant Summary Information
Diamond Valley Lake is ranked #202 out of 207 hydroelectric power plants in California in terms of total annual net electricity generation.
Diamond Valley Lake is comprised of 9 generators and generated 2.0 MWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Diamond Valley Lake |
|---|---|
| Utility Name | Metropolitan Water District of S CA |
| Location | Riverside County, CA |
| Initial Operation Date | May 2001 |
| Last Update | Oct 2025 |
| Annual Generation | 1.3 GWh |
| Annual Consumption | 4.4 k MMBtu |
| Ranked #11,800 out of 13,081 Power Plants Nationwide | |
| Ranked #1,269 out of 1,311 Water Power Plants Nationwide | |
| Ranked #1,507 out of 1,606 California Power Plants | |
| Ranked #202 out of 207 California Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Diamond Valley Lake
Monthly Plant Fuel Consumption for Diamond Valley Lake
Diamond Valley Lake Details
| Summary Information | |
|---|---|
| Plant Name | Diamond Valley Lake (7942) |
| Plant Address | 33552 Newport Road, Winchester, CA 92596 |
| Utility | Metropolitan Water District of S CA (12397) |
| Latitude, Longitude | 33.6808, -117.0698 |
| Generation Dates on File | Jan 2002 to Oct 2025 |
| Initial Operation Date | May 2001 |
| Annual Generation | 1.3 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 | 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 | Diamond Valley Lake |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Southern California Edison Co (17609) CA |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 10 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 11 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 12 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 6 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 7 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 8 Details Operating December 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 2 Details Operating May 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 3 Details Operating May 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 4 Details Operating May 2001
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 2001 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Diamond Valley Lake Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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