Stoneridge Solar, LLC — Plant Summary
- EIA Plant ID
- 69027
- Capacity
- 200 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Under construction
- Location
- Milam, TX
- Operating Since
- —
- Generators
- 2
- Operator
- RWE Clean Energy
- Parent Company
- —
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Stoneridge Solar, LLC
Under constructionBESSSolarHybridGEM: operating
Ranked #88 of 256 BESS plants in TX#146 of 837 nationally
200 MW Batteries (100 MW) + Solar Photovoltaic (100 MW) under construction in Milam, TX — Electric Reliability Council of Texas, Inc.
EIAGEM
200 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
—
Operating Since
Location
Coordinates
30.5694, -97.1104
County
Milam, TX
Nearby Plants
- Walleye Solar (Sandow II)Solar369 MW · 2.4 km
- Gransolar Texas One, LLCSolar50 MW · 5.4 km
- Adelite Storage Project LLCBESS230 MW · 11.2 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | RWE Clean Energy | RWE Clean Energy | — |
| Owner(s) | RWE Clean Energy | RWE Clean Energy | — |
| Status | Under construction | operating | — |
Ownership Chain
GEM identifies the owner as RWE Clean Energy
This entity is not yet in the GEM ownership database — chain unavailable.
About
Stoneridge Solar, LLC, located in Milam County, Texas, is a 200 MW hybrid power plant utilizing both solar photovoltaic and battery storage technologies. The plant, identified by the EIA plant code 69027, is operated by RWE Clean Energy. It consists of two generators and uses fixed-tilt solar tracking. The primary fuel source is listed as MWH (megawatt-hours), indicating the plant's reliance on solar energy.
The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the TRE NERC region. Stoneridge Solar is ranked as the 126th largest power plant in Texas out of 224 plants and 305th nationally out of 514 plants. The plant's hybrid nature and location within the ERCOT grid have garnered some attention, as evidenced by six news articles, split evenly between industry and grid-related topics.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
21.1K MWh
Net Discharge
—
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
HIGH confidenceMarket Position
ISO/RTO Market
ERCOT
LMP Node
STRG_SLR_ALL
Pricing Hub
HB_SOUTH
Secondary Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match
News & Articles (10)Beta
Industry·corporate
RWE commissions 2 GW of new energy projects in the U.S., creating American jobs and economic opportunity
RWE continued to expand its footprint in the U.S. in 2025, bringing its total operational capacity to nearly 13 GW; ~3,500 construction jobs...
RWE (developer)
RWE·3 weeks ago
General
RWE Commissions 200 MW Stoneridge Solar Project in Texas, Adds 100 MW Battery Storage
Explore the benefits of solar energy with RWE's Stoneridge Solar project, delivering 200 MW of power in Texas.
SolarQuarter·3 months ago
Grid·capacity addition
RWE Commissions 200 MW Stoneridge Solar Project in Texas, Adds 100 MW Battery Storage
Explore the benefits of solar energy with RWE's Stoneridge Solar project, delivering 200 MW of power in Texas.
RWE (developer)
SolarQuarter·3 months ago
Grid·capacity addition
RWE unit brings online 200-MW solar park with BESS in Texas
RWE Clean Energy LLC, part of German energy group RWE AG (ETR:RWE), has successfully commissioned a 200-MW solar park with a 100-MW/200-MWh...
RWE Clean Energy LLC (developer)RWE AG (other)
Renewables Now·3 months ago
Last updated 2026-03-26
View all 10 articles