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40 MW BESS operating in Woodward, OK — Southwest Power Pool
40 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2025
Operating Since
Coordinates
36.5728, -99.3000
County
Woodward, OK
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Woodward Energy Storage, LLC | — | — |
| Owner(s) | Woodward Energy Storage, LLC | — | — |
| Status | Operating | — | — |
Woodward Energy Storage is a 40 MW battery energy storage system (BESS) located in Woodward County, Oklahoma. The plant began operating in 2025 and has one generator utilizing battery technology. Woodward Energy Storage, LLC is the owner and operator. The facility is connected to the Southwest Power Pool (SPP) balancing authority and falls within the MRO NERC region. With a capacity of 40 MW, it ranks as the 4th largest of 5 battery storage plants in Oklahoma, and 634th nationally out of 1205 such facilities. The BESS has a duration of 4 hours.
Financial data indicates that Woodward Energy Storage has a power purchase agreement (PPA) price of $8.89 per MWh, according to FERC EQR filings. The plant's operation has been the subject of 13 news articles, covering regulatory matters (5 articles), industry trends (4 articles), hazards (3 articles), and business deals (1 article). The plant's primary fuel is listed as MWH, indicating it draws power from the grid to charge its batteries.
Generated from EIA, GEM, and public data sources
ISO/RTO
SPP
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
−884 MWh
Net Charging
-5.9K MWh
Annual Net Energy
-2.5%
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.
Woodward Energy Storage, LLC · Data from 2025
$8.9/MWh
PPA Price
Point of Interconnection
Nearest Substation
Oklahoma Wind Energy Center Substation
Substation Distance
4.76 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
SPP
LMP Node
WFEC.BSWF.BSWF
Pricing Hub
SPP South Hub
Location Type
Settlement Location
Node Source
Curated node match
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Woodward Energy StorageSouthwest Power Pool (SWPP)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP