Mount Signal Solar Farm V — Plant Summary
- EIA Plant ID
- 61202
- Capacity
- 252.3 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Imperial, CA
- Operating Since
- 2018
- Generators
- 1
- Operator
- Imperial Valley Solar 3, LLC
- Parent Company
- —
- Annual Generation
- 674,337 MWh
- Capacity Factor
- 30.5%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Mount Signal Solar Farm V
OperatingSolar
Ranked #41 of 963 Solar plants in CA#188 of 7447 nationally
252.3 MW Solar operating in Imperial, CA — California Independent System Operator
EIAGEMWD
252.3 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2018
Operating Since
Location
Coordinates
32.6805, -115.5792
County
Imperial, CA
Nearby Plants
- Imperial Valley Solar, LLCSolar199.9 MW · 1.3 km
- Wistaria Ranch SolarSolar106.7 MW · 3.1 km
- Mount Signal Solar Farm IISolar153.5 MW · 4.4 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Imperial Valley Solar 3, LLC | Silver Ridge Power (SRP) | — |
| Owner(s) | Imperial Valley Solar 3, LLC | Silver Ridge Power (SRP) [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Silver Ridge Power (SRP) [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Mount Signal Solar Farm V is a 252.3 MW solar photovoltaic power plant located in Imperial County, California. The plant began operating in 2018 and has one generator. It is owned and operated by Imperial Valley Solar 3, LLC. The primary fuel source is solar energy. The plant utilizes single-axis tracking technology to maximize solar energy capture.
In its most recent year of operation, Mount Signal Solar Farm V generated 674,337 MWh of electricity, achieving a capacity factor of 30.5%. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Mount Signal Solar Farm V ranks as the 11th largest solar plant in California out of 59, and 109th nationally out of 639. The plant has a reported power purchase agreement (PPA) price of $52.44 per MWh.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
35.3K MWh
Latest Month
674.3K MWh
Annual Generation
30.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Electric Quarterly Reports, LBNL Utility-Scale SolarHIGH
$49.1/MWh
PPA Price
Imperial Valley Solar 3, LLC
Contract Seller
Per-Unit Cost Trends
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_SP15_GEN-APND
Node Source
OSM spatial match
News & Articles (1)Beta