How big is Chapman Ranch Wind I?

Chapman Ranch Wind I reports 236 MW wind of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.

What kind of plant is Chapman Ranch Wind I?

Chapman Ranch Wind I is a Onshore Wind Turbine facility in Nueces County, TX, participating in the ERCOT market.

Where is Chapman Ranch Wind I located?

Chapman Ranch Wind I is in Nueces County, TX, inside the ERCOT balancing area.

Who operates Chapman Ranch Wind I?

Chapman Ranch Wind I is operated by Chapman Ranch Wind LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Chapman Ranch Wind I generate?

Chapman Ranch Wind I reported 518 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.

How does Chapman Ranch Wind I compare to other plants?

By capacity, Chapman Ranch Wind I ranks #179 of 1,374 operating plants of the same technology nationally. It ranks #61 of 230 in TX.

Chapman Ranch Wind I — 236 MW wind farm, Nueces County, TX

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Chapman Ranch Wind I — 236 MW wind farm, Nueces County, TX · Ask the Grid

Generation and physical site

EIA plant 59193 · Inventory for Sep 2026.

Reported operating nameplate by technology

Wind: 236 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (1)

EIA generator status and nameplate capacity for Chapman Ranch Wind I
Generator	Technology	Status	Power (MW)	Energy (MWh)
CHA1	Onshore Wind Turbine	Operating	236	Unknown

Physical map location · OpenStreetMap: 27.59889, -97.53456
Filed location · EIA: 27.59250, -97.50083

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Sep 2026
EIA retrieved: Oct 24, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: Mar 25, 2024
Map prepared: Oct 24, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

Current generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
CHA1	236 MW 249 MW summer	Onshore Wind Turbine WT	Oct 2017	Operating

Overview

Overview

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Infrastructure record

Profile

Structured profile

Generation and physical site

Reported operating nameplate by technology

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Units and generators

Performance

Peer context

Monthly generation

ERCOT disclosed dispatch

Generation

Output by hourlocal time · 90 days through Aug 27, 2026

Latest disclosed outputhourly · 2 weeks ending Aug 27, 2026

Settlement price economics

Grid and market context

Market registration

Operating context

Nearby substations

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sources

Common questions about Chapman Ranch Wind I