COAST
SubstationFlorida · FLORIDA POWER & LIGHT CO
At a glance
COAST is an electric transmission substation in Florida, on FLORIDA POWER & LIGHT CO's transmission network. It is classified as unclassified and connects 3 transmission lines. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.
Voltage & classification
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #114551 | — | FLORIDA POWER & LIGHT CO | IN SERVICE | 5.5 mi |
| #118443 | — | FLORIDA POWER & LIGHT CO | IN SERVICE | 2.6 mi |
| #131707 | — | FLORIDA POWER & LIGHT CO | IN SERVICE | 1.5 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of COAST, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| ORANGE RIVER | Substation-Adjacent | FL | Lee County | 500 kV | 1,000 MW | 3.7 yrs | 65.9 |
| UNKNOWN108623 | Substation-Adjacent | FL | Lee County | 230 kV | 300 MW | 3.7 yrs | 64.4 |
| BENEVA | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 62.1 |
| TAP143096 | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 62.0 |
| INTERSTATE | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 62.0 |
| UNKNOWN108468 | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 61.9 |
| PHILLIPPI | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 61.9 |
| SAWGRASS | Substation-Adjacent | FL | Sarasota County | 230 kV | 300 MW | 3.7 yrs | 61.9 |
Who owns the transmission lines at COAST?
The 3 connected lines listed above are owned by FLORIDA POWER & LIGHT CO. Their combined recorded length is about 9.7 miles.
How do candidate sites near COAST score?
The 8 highest-scoring candidate sites within about 25 miles range from 62 to 66 on the 0–100 DC Readiness scale. They fall in Lee County, Sarasota County. The Florida average across 4,344 scored sites is 56. 1,539 of those Florida sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to COAST substation?
3 transmission lines terminate at or pass through COAST in the HIFLD line data. Together the listed lines cover about 9.7 miles.
Who owns COAST substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at COAST belong to FLORIDA POWER & LIGHT CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is COAST substation located?
COAST is in Florida at 27.0168, -82.1381. The datacenter candidate sites closest to it are in Lee County, Sarasota County.
Are there datacenter candidate sites near COAST substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of COAST. The highest-scoring is ORANGE RIVER at 66/100. Across Florida, the average DC Readiness score is 56.
More in Florida
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “COAST substation, Florida”, https://gridcensus.com/substations/florida/coast-32b10185 (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.
Go deeper than the public screen
Every site and score for COAST substation, Florida is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.