TDU Market Structure
AEP Texas operates across a vast footprint spanning West, Central, and South Texas. As a TDU, it manages the delivery infrastructure. While most of its territory is in ERCOT, some areas fall under other regulatory jurisdictions like SPP.
West Texas Irradiation
Communities in the Permian Basin and West Texas see some of the highest solar yields in the state due to favorable irradiation profiles.
Interconnection
Grid connection procedures are governed by AEP Texas technical tariffs and PUCT Rule 25.242.
Modeling Assumptions
- Benchmark Rate: EIA 2024 Texas Residential Average.
Regional Nodes
AEP Texas Utility FAQ
AEP Texas is a Transmission and Distribution Utility (TDU) and does not sell solar panels, offer installation services, or function as a Retail Electric Provider. It owns and operates electric delivery infrastructure. SunScore™ models savings using publicly available data.
West Texas communities served by AEP Texas are among the highest irradiation zones in the state, with elevated average peak sun hours relative to coastal markets based on NREL NSRDB data.
SunScore™ applies publicly available EIA state-level residential average retail price benchmarks for Texas, applied as a modeled range.