Grimes County Solar
211.25 MW generation in Grimes, TX · In queue since January 2021 · Proposed COD June 2025
211.25 MW
Capacity
1
Components
Solar
5y 4m
In Queue
IA Executed
IA Status
Signed Jun 2022
Queue → IA
1y 5m
IA → COD
3 years
Total Duration
1y 5m
Schedule
11 months past proposed COD
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 12–24 months
Proposed COD: 2025-06-15
The Grimes County Solar project is a proposed 211.25 MW solar generation project located in Grimes County, Texas. The developer is Grimes County Solar Project, LLC. This project is interconnected within the ERCOT region under queue ID ERCOT-23INR0160, with an interconnection queue entry date of January 26, 2021. The proposed commercial operation date is June 15, 2025, and the Interconnection Agreement (IA) was executed on June 22, 2022.
The proposed project is linked to the existing Grimes County Solar operating plant (EIA ID 67046). The project has also been mentioned in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Grimes
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Grimes County Solar Project, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
2 Keith Switch 138kV
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- HIGH
- POI Substation
- Keith Switching Station
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Grimes County Solar
