V H Braunig
CPS Energy · Bexar County · ERCOT
V.H. Braunig is a CPS Energy natural-gas generation site in Bexar County, registered as EIA Plant ID 3612. EIA's May 2026 inventory lists four operating simple-cycle combustion turbines—generators 5 through 8—with 244 MW of nameplate capacity and 191 MW of net summer capability. CPS Energy now calls these quick-start units Milton B. Steam Units 1 and 2, totaling 447 MW net summer capability, ceased operation April 1, 2025.
Overview
Key fields
- Operating net summer
- 191 MW
Generators 5–8 · EIA May 2026
- RMR capacity
- 400 MW
BRAUNIG_VHB3 · through Mar 1, 2027
- Out-of-service steam
- 859 MW
Units 1–3 net summer capability
- Registry anchor
- Plant 3612
CPS Energy · Bexar County · ERCOT
Resource stack
- 7 resources
BRAUNIG_CC1_1 · BRAUNIG_CC1_2
Profile
- Reliability Must-Run
- Braunig Unit 3 is contracted for 400 MW through March 1, 2027 and is listed by EIA as temporarily out of service.
- Grid role
- Quick-start peaking, black-start, ancillary services, and temporary RMR reliability support.
Structured profile
- Owner / operator
- CPS Energy
City Public Service Board
- Operating resources
- 4
BRAUNIG_VHB6CT5–CT8
- RMR resource
- BRAUNIG_VHB3
$2,616.80/hour standby cost
- Waterbody
- Braunig Lake
Shared cooling reservoir
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 225 MW 217 MW summer | Natural Gas Steam Turbine Natural Gas · ST | Mar 1966 Retirement: Mar 2025 | Operating |
| 2 | 252 MW 230 MW summer | Natural Gas Steam Turbine Natural Gas · ST | Apr 1968 Retirement: Mar 2025 | Operating |
| 3 | 417 MW 412 MW summer | Natural Gas Steam Turbine Natural Gas · ST | May 1970 Retirement: Mar 2025 | Operating |
| 5 | 61 MW 48 MW summer | Natural Gas Fired Combustion Turbine Natural Gas · GT | Dec 2010 | Operating |
| 6 | 61 MW 48 MW summer | Natural Gas Fired Combustion Turbine Natural Gas · GT | Dec 2010 | Operating |
| 7 | 61 MW 48 MW summer | Natural Gas Fired Combustion Turbine Natural Gas · GT | Dec 2010 | Operating |
| 8 | 61 MW 47 MW summer | Natural Gas Fired Combustion Turbine Natural Gas · GT | Dec 2010 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 894 MW
- National rank
- #31
- TX rank
- #7
Monthly generation
Download CSVMonthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
ERCOT disclosed dispatch
7 ERCOT market resources · Combined-cycle gas, Gas steam, Gas turbine
Generation
3 mo through May 22, 2026Capacity factor is average output vs. this plant's observed peak.
Output by hourlocal time · 90 days through May 22, 2026
Latest disclosed outputhourly · 2 weeks ending May 22, 2026
Generation from ERCOT's 60-Day SCED Disclosure (≈60-day lag), summed over this site's market resources.
Grid and market context
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Market registration
ERCOT public disclosuresOperating context
ERCOT market recordsNearby substations
HIFLD infrastructure inventoryCommercial, land, and environmental record
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Land and environmental record
Related parties and identifiers
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Market resources | BRAUNIG_CC1_1, BRAUNIG_CC1_2, BRAUNIG_VHB3, BRAUNIG_VHB6CT5, BRAUNIG_VHB6CT6 | 7 linked ERCOT resources. |
| Grid selection | plant:plant-3612 | Canonical asset page /ercot/assets/plant/v-h-braunig. |
Reporting portfolio
| Largest reported plants | Capacity | State |
|---|---|---|
| J K Spruce | 1,488.5 MW | TX |
| V H BraunigCurrent | 1,138 MW | TX |
| Barney M Davis | 1,082.2 MW | TX |
| Rio Nogales Power Project | 940.2 MW | TX |
| O W Sommers | 892 MW | TX |
| Nueces Bay | 730.2 MW | TX |
| Topaz Generating | 605 MW | TX |
| Arthur Von Rosenberg | 575 MW | TX |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioTimeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Unit 1 entered serviceEIA May 202...
EIA reports a March 1966 operating date.
- Unit 2 entered serviceEIA May 202...
EIA reports an April 1968 operating date.
- Unit 3 entered serviceEIA May 202...
EIA reports a May 1970 operating date.
- Quick-start turbines entered serviceEIA May 202...
EIA reports December 2010 operating dates for generators 5 through 8.
- Unit 3 RMR agreement signedERCOT Unit ...
ERCOT and CPS Energy executed a two-year 400 MW RMR agreement.
- Planned generator retirementEIA-860
EIA-860 lists a planned retirement for generator 1, generator 2, generator 3.
- Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.
- Unit 3 RMR term endsERCOT Unit ...
Current RMR agreement end date.
Sources
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