Overview
Neptune Substation JEA is an operational electrical substation in Jacksonville, Florida, owned and operated by Jacksonville Electric Authority. It operates at 138 kV, supporting regional grid stability.
Neptune Substation JEA is an operational electrical substation located in Jacksonville, Florida, United States. Owned and operated by Jacksonville Electric Authority (JEA), the facility plays a key role in the local power distribution network. The substation operates at a voltage of 138 kV, which is typical for sub-transmission level infrastructure in the region. As part of JEA's grid, the substation adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) regulation for transmission-level assets. The facility likely employs modern switchgear and automation systems compliant with IEC 61850 standards to ensure efficient and reliable operation. The substation's location in Jacksonville, a major urban center in Florida, underscores its importance in serving residential, commercial, and industrial customers. Its operational status contributes to the resilience of the regional electrical infrastructure, supporting critical services and economic activities in the area.
Environmental context
The substation is situated in a coastal urban environment in Jacksonville, Florida, where hurricane risks and storm surges can impact electrical infrastructure. The facility's design likely incorporates flood mitigation and weather-resistant equipment to maintain grid stability during extreme weather events. Its 138 kV voltage level places it as a critical node in the local distribution network, influencing power flow and reliability in the surrounding community.
Frequently asked questions
Neptune Substation JEA is located in Jacksonville, Florida, United States, at coordinates 30.316512, -81.420027.
Neptune Substation JEA operates at 138 kV, which is a sub-transmission voltage level commonly used for distributing power from transmission lines to local distribution networks.
Neptune Substation JEA is owned and operated by Jacksonville Electric Authority (JEA), a municipal utility serving the Jacksonville area.
As part of the U.S. electrical grid, Neptune Substation JEA must comply with NERC reliability standards and FERC regulations for transmission-level assets. It also likely follows IEEE and IEC standards for substation automation and safety.
A 138 kV substation serves as an interface between high-voltage transmission lines and lower-voltage distribution networks. It steps down voltage for local distribution and helps maintain grid stability by managing power flow and providing protection against faults.