Santa Paula Energy Storage LLC

OperatingBESS

Ranked #104 of 194 BESS plants in CA#483 of 963 nationally

30 MW BESS operating in Ventura, CA — California Independent System Operator

EIA

30 MW

Nameplate Capacity

Generators

unit

Batteries

Technology

2024

Operating Since

Location

Coordinates

34.3572, -119.0550

County

Ventura, CA

Nearby Plants

Black Walnut Energy Storage LLC
BESS15 MW · 0.2 km
Saticoy
BESS100 MW · 14.6 km
Ventura Solar
Solar2.9 MW · 14.7 km

Status

as of 2y 5m ago

Project statusOperationalUtility Dive · 2023-11-14

Latest milestonefacility unveiled · 2023-05-31Emerging Technology News · 2023-12-11

Expected COD2021NS Energy · 2020-08-03

Ownership & Operator

Field	EIA	GEM	Wikidata
Operator	Santa Paula Energy Storage, LLC	—	—
Owner(s)	Santa Paula Energy Storage, LLC	—	—
Status	Operating	—	—

Ownership Chain

No GEM tracker match for this plant — ownership chain unavailable.

DeveloperGridstor±Emerging Technology News · 2023-12-11

CompanyGravity Power LLCPOWER Magazine · 2013-08-01

About

Santa Paula Energy Storage LLC is a 30 MW battery energy storage system (BESS) located in Ventura County, California. The plant began operating in 2024 and is owned and operated by Santa Paula Energy Storage, LLC. It consists of a single generator utilizing lithium-ion battery (LIB) chemistry. The facility has a total storage capacity of 30 MWh, providing a duration of 1 hour at its full power output.

The Santa Paula Energy Storage facility operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. As of the latest rankings, it is the 172nd largest power plant in California out of 300, and the 655th largest nationally out of 1205. The plant's primary fuel is listed as 'MWH', indicating that it draws power from the grid to charge its batteries.

Generated from EIA, GEM, and public data sources

EIA Plant Profile

Engineering & Generators

EPC contractorTeslaNS Energy · 2020-08-03

Grid Context

ISO/RTO

CAISO

Market

ISO/RTO Member

NERC Region

WECC — Western Electricity Coordinating Council

Balancing Authority

Regulatory

AgencyCalifornia Public Utilities CommissionThe Santa Barbara Independent · 2022-12-21

Latest rulingFinal ruleThe Santa Barbara Independent · 2022-12-21

Generation

−158 MWh

Net Charging

-2.1K MWh

Annual Net Energy

-0.8%

Capacity Factor

Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.

Financial Data

EIA Avg CostEIA Construction Cost AveragesMEDIUM

2023

Construction CostOperating CostPricing & Revenue

$1,361/kW

Est. Construction Cost

Total estimated cost: $40.8M

Technology Average·Based on EIA averages — not plant-specific financial reports

Pricing & Market Data

UNKNOWN confidence

Market Position

ISO/RTO Market