Arroyo Solar
ERCOT-20INR0086BetaActiveSolarERCOTLBNL + Live
100 MW generation in Cameron, TX · In queue since May 2018 · Proposed COD February 2028
100 MW
Capacity
1
Components
Solar
7y 11m
In Queue
IA Executed
IA Status
Signed Sep 2021
Interconnection Timeline
Queue → IA
3y 4m
IA → COD
6y 5m
Total Duration
3y 4m
Construction75%
Queue EntryMay 9, 2018
Interconnection request submitted to ISO/RTO
Interconnection Study
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection AgreementSep 28, 2021
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
ConstructionCurrent
Project under construction
Typical: 12–24 months
Commercial Operation
Proposed COD: 2028-02-22
Project Details
State
TX
County
Cameron
Region
ERCOT
Developer
BT Cantwell Solar, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
345 KV Tap #8318 Rio Hondo - #8317 La Palma
Data Source
LBNL + Live
News & Articles (2)Beta
Last updated 2026-03-26