Overview
Empire Tap Substation is an operational 115 kV substation in Arizona, United States, owned and operated by the Western Area Power Administration, serving the regional electrical grid.
Empire Tap Substation is an electrical substation located in Arizona, United States, with coordinates 32.673266, -111.638159. It is owned and operated by the Western Area Power Administration (WAPA), a U.S. federal power marketing administration. The substation operates at a voltage of 115 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution networks. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for the bulk power system. As part of WAPA's infrastructure, Empire Tap Substation likely plays a role in transmitting power from federal hydroelectric projects to local utilities and end-users in the region. Empire Tap Substation contributes to grid stability in rural Arizona, supporting the integration of renewable energy sources and providing reliable electricity to agricultural and residential customers. Its operational status ensures continued service to the local community and the broader Western Interconnection grid.
Environmental context
Located in a semi-arid region of Arizona, the substation's operation must consider the local desert ecosystem and water scarcity. The 115 kV infrastructure supports the transmission of electricity from distant generation sources, reducing the need for local fossil fuel plants. However, the substation itself has a small physical footprint and minimal direct environmental impact, with standard mitigation measures for electromagnetic fields and stormwater runoff.
Frequently asked questions
Empire Tap Substation is located in Arizona, United States, at coordinates 32.673266, -111.638159.
Empire Tap Substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution networks.
Empire Tap Substation is owned and operated by the Western Area Power Administration (WAPA), a U.S. federal power marketing administration.
As part of the U.S. bulk power system, Empire Tap Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
Empire Tap Substation likely serves as a distribution point for power from WAPA's federal hydroelectric projects, supplying electricity to local utilities and customers in rural Arizona.