Rosscommon Solar
91 MW generation in Lamar, TX · In queue since March 2021 · Proposed COD April 2027
91 MW
Capacity
1
Components
Solar
5y 2m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
6y 1m
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 not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2027-04-19
The Rosscommon Solar project is a proposed 91 MW solar generation facility in Lamar County, Texas. The project, being developed by Roscsol, LLC, is located within the ERCOT region and interconnected to the grid at the tap 138kV 1691 Valley Switch - 1776 Paris Switch. It entered the ERCOT interconnection queue as project ERCOT-23INR0211 on March 1, 2021, and has a proposed commercial operation date of April 19, 2027. The project's interconnection status is currently in the Facility Study phase.
The Rosscommon Solar project has been mentioned in recent news coverage related to the energy industry.
Generated from interconnection queue and public data sources
State
TX
County
Lamar
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Roscsol, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 138kV 1691 Valley Switch - 1776 Paris Switch
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- LOW
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.
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