ROUGH HAT 3
614 MW hybrid in Clark, NV · In queue since April 2021 · Proposed COD September 2028
614 MW
Capacity
2
Components
Solar + Battery
5y 1m
In Queue
System Impact Study
IA Status
COD target: 2028
Total Duration
7y 5m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-09-15
The ROUGH HAT 3 development project is a proposed 614 MW hybrid solar and battery energy storage system located in Clark County, Nevada. The project consists of 307 MW of solar photovoltaic generation paired with 307 MW of battery storage. It is listed in the California Independent System Operator (CAISO) interconnection queue under queue ID CAISO-2150.
The project entered the CAISO queue on April 15, 2021, and has a proposed commercial operation date of September 15, 2028. Its interconnection status is currently in the System Impact Study phase. The point of interconnection is the Trout Canyon Substation at 230 kV. Recent news coverage has discussed the project.
Generated from interconnection queue and public data sources
State
NV
County
Clark
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
GLW
Entity
CAISO
Service Type
—
Point of Interconnection
Trout Canyon Substation 230 kV
Data Source
LBNL + Live
- ISO / RTO
- CAISO
- Trading Hub
- TH_SP15_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CANYONP4_7_GN001
- POI Substation
- Canyon
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.
