Dominguez Energy Storage — Plant Summary
- EIA Plant ID
- 68596
- Capacity
- 200 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Under construction
- Location
- Salt Lake, UT
- Operating Since
- —
- Generators
- 1
- Operator
- Dominguez Grid, LLC
- Parent Company
- —
- Balancing Authority
- PacifiCorp - East
- ISO/RTO
- —
- NERC Region
- WECC
Dominguez Energy Storage
Under constructionBESS
Ranked #4 of 6 BESS plants in UT#147 of 837 nationally
200 MW BESS under construction in Salt Lake, UT — PacifiCorp - East
EIA
200 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
—
Operating Since
Location
Coordinates
45.5594, -122.4201
County
Salt Lake, UT
Nearby Plants
- Sundial (Troutdale) BESSBESS200 MW · 0.0 km
- Luz SolarSolar1.1 MW · 5.7 km
- SulusSolar29Solar2.6 MW · 15.2 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Dominguez Grid, LLC | — | — |
| Owner(s) | Dominguez Grid, LLC | — | — |
| Status | Under construction | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Dominguez Energy Storage is a 200 MW battery energy storage system located in Salt Lake County, Utah. The facility is owned and operated by Dominguez Grid, LLC. It interconnects to the PacifiCorp - East balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. The plant's primary fuel is electricity (MWH), which it uses to charge and discharge its batteries.
Dominguez Energy Storage ranks as the 5th largest of 6 energy storage facilities in Utah, and 267th out of 514 nationally. The plant consists of a single generator utilizing battery technology. Recent news coverage indicates regulatory interest in the facility.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
PacifiCorp - East
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
−243 MWh
Net Charging
—
Annual Net Energy
—
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
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (2)Beta
Regulatory·permitting
NextEra Energy Resources receives approval for 200MW Utah BESS
Independent power producer (IPP) NextEra Energy Resources (NEER) has received approval from the Utah Inland Port Authority (UIPA) for its 200MW battery...
NextEra Energy Resources (developer)Utah Inland Port Authority (regulator)
Energy-Storage.News·7 months ago
Regulatory·permitting
Utah okays NextEra's 200‑MW Salt Lake City battery with 25‑year tax break
NextEra Energy Resources (NEER) cleared a significant regulatory hurdle last week when the Utah Inland Port Authority (UIPA) approved its...
NextEra Energy Resources (developer)Utah Inland Port Authority (regulator)
Solar Magazine·7 months ago
Last updated 2026-03-14
View all articles