Streator Cayuga Ridge South is a wind power facility with 300 MW of EIA-reported operating capacity in Livingston County, Illinois, registered as EIA Plant ID 57094. Avangrid Power LLC is the registered plant entity or operator. When it began operation in March 2010, the 300 MW Streator Cayuga Ridge South Wind Farm became Illinois’s largest wind project.
EIA-reported operating capacity; nameplate, seasonal, AC/DC, and unit ratings may differ.
Primary generation technology.
Avangrid Power LLC · Livingston County · PJM
Streator Cayuga Ridge South is operating.
Onshore Wind Turbine
Streator Cayuga Ridge South is operating.
PJM
PJM · Livingston County
Similar plants ranked by technology, capacity, and distance.
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 300 MW 300 MW summer | Onshore Wind Turbine Wind · WT | Mar 2010 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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Project milestones and public references behind the asset profile.
Iberdrola Renewables announced a reverse RFP for the output, RECs, and applicable capacity of the planned 300 MW Streator Cayuga Ridge South project.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
| Largest reported plants | Capacity | State | |
|---|---|---|---|
| Karankawa Wind LLC | 307.1 MW | TX | |
| La Joya NM | 306.2 MW | NM | |
| Blue Creek Wind Project | 302 MW | OH | |
| Streator Cayuga Ridge SouthCurrent | 300 MW | IL | |
| El Cabo Wind | 298 MW | NM | |
| Klondike Windpower III | 297.5 MW | OR | |
| True North Solar, LLC | 238.8 MW | TX | |
| Patriot Wind Farm | 226.1 MW | TX |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioConstruction began in October 2008 and continued with winter breaks through March 2010.
The 300 MW facility began generating power and entered commercial operation in March 2010.
Avangrid and Statkraft announced a short-term VPPA under which Statkraft would receive RECs from the 300 MW wind farm.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Streator Cayuga Ridge South has a reported capacity of 300 MW. Source: EIA Form 860.
Streator Cayuga Ridge South is a Onshore Wind Turbine facility in Livingston County, IL, participating in the PJM market.
Streator Cayuga Ridge South is in Livingston County, IL, inside the PJM balancing area.
Streator Cayuga Ridge South is operated by Avangrid Power LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Streator Cayuga Ridge South reported 666.8 GWh over the twelve months to 2026-06. Figures are net generation as filed to EIA-923.
By capacity, Streator Cayuga Ridge South ranks #71 of 1,362 operating plants of the same technology nationally. It ranks #2 of 57 in IL.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
