AW300S
300 MW generation in Sierra, NM · In queue since March 2023 · Proposed COD December 2026
300 MW
Capacity
1
Components
Solar
3y 2m
In Queue
IA Executed
IA Status
COD target: 2026
Total Duration
3y 9m
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 12–24 months
Proposed COD: 2026-12-31
The AW300S project is a proposed 300 MW solar generation project located in Sierra County, New Mexico. The project is in the El Paso Electric Company (EPE) interconnection queue (EPE-LG-23-3-2) with a queue entry date of March 31, 2023, and a proposed commercial operation date of December 31, 2026. The interconnection agreement for the project has been executed.
The project, which consists of 300 MW of solar capacity, is interconnected at the Westmesa-Arroyo 345kV point of interconnection. The developer is El Paso Electric Company. The project has appeared in recent news.
Generated from interconnection queue and public data sources
State
NM
County
Sierra
Grid Region
Mountain West
Market
—
Developer
—
Utility
El Paso Electric Company
Entity
EPE
Service Type
—
Point of Interconnection
Westmesa-Arroyo 345kV
Data Source
LBNL
- ISO / RTO
- MOUNTAIN_WEST
- Trading Hub
- FOURCORNERS
- Hub Confidence
- UNKNOWN
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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