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300 MW BESS operating in Hopkins, TX — Electric Reliability Council of Texas, Inc.
300 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2025
Operating Since
Coordinates
33.0912, -95.6151
County
Hopkins, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | RWE Clean Energy | — | — |
| Owner(s) | Big Sky Wind, LLC | — | — |
| Status | Operating | — | — |
Cartwheel 1 - Storage, LLC, located in Hopkins County, Texas, is a 150 MW battery storage facility. The plant, identified by plant ID 68513, is owned and operated by Big Sky Wind, LLC. It consists of a single generator utilizing batteries as its primary fuel source, categorized as "MWH" in the data. The facility operates within the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority and the TRE NERC region.
The plant holds a ranking of 172 out of 224 facilities in Texas and 403 out of 514 nationally. Financial data is available for Cartwheel 1 - Storage, LLC, including a Power Purchase Agreement (PPA) price of $65.2 per MWh, sourced from FERC EQRs. The facility has been mentioned in two news articles, both pertaining to grid-related topics.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
No generation data available for this plant.
Big Sky Wind, LLC · Data from 2023–2025
$65.2/MWh
PPA Price
Point of Interconnection
Nearest Substation
Sulphur Springs Switching Station · 345 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
—
Pricing Hub
HB_NORTH
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
No news articles linked yet for this plant.
News enrichment runs on demand — we have the pipeline, we just haven't fetched coverage for this plant yet. Request a detailed re-run and we'll add it.
Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP