Overview
Hope South Substation is an operational electrical substation in Arkansas, United States, operated by Entergy Arkansas. It operates at 115 kV, serving the regional grid.
Hope South Substation is an operational electrical substation located in Arkansas, United States. Operated by Entergy Arkansas, this facility plays a key role in the regional power distribution network. The substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As part of the Entergy Arkansas system, the substation is subject to regulatory oversight by the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards. These standards ensure grid stability and operational safety. The 115 kV voltage level places this facility in the medium-voltage category, commonly used for distributing power to industrial and residential areas. The substation's location in southwestern Arkansas supports the local community's electricity needs. Its operational status indicates ongoing contribution to grid reliability. Substations like Hope South are critical for voltage regulation and load management, helping to maintain a stable power supply for the region.
Environmental context
The substation is situated in a rural area of southwestern Arkansas, a region characterized by a mix of agricultural land and forest. The local environment is typical of the Gulf Coastal Plain, with moderate climate and seasonal weather patterns. Substations at this voltage level have minimal direct environmental impact, though they are essential for integrating renewable energy sources and supporting grid resilience against extreme weather events common in the region.
Frequently asked questions
Hope South Substation is located in Arkansas, United States, near the city of Hope. Its coordinates are approximately 33.66° N, -93.59° W.
Hope South Substation operates at a voltage of 115 kV, which is a common voltage level for sub-transmission and distribution in the United States.
Hope South Substation is operated by Entergy Arkansas, a subsidiary of Entergy Corporation, which provides electricity to parts of Arkansas.
In the United States, substations must comply with NERC reliability standards and FERC regulations. These standards cover grid stability, cybersecurity, and equipment maintenance.
A 115 kV substation steps down transmission-level voltage for distribution to industrial, commercial, and residential customers. It also provides switching and protection functions to maintain grid reliability.