COMO
SubstationFlorida · FLORIDA POWER & LIGHT CO
At a glance
COMO is an electric transmission substation in Florida, on FLORIDA POWER & LIGHT CO's transmission network. It is classified as sub-transmission (115 kv) and connects 1 transmission line. 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 |
|---|---|---|---|---|
| #102820 | 115 kV | FLORIDA POWER & LIGHT CO | IN SERVICE | 0.0 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of COMO, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN150864 | Substation-Adjacent | FL | Putnam County | 500 kV | 1,000 MW | 3.7 yrs | 66.7 |
| RICE | Substation-Adjacent | FL | Putnam County | 500 kV | 1,000 MW | 3.7 yrs | 63.7 |
| UNKNOWN120492 | Substation-Adjacent | FL | Clay County | 230 kV | 300 MW | 3.7 yrs | 63.1 |
| TOCOI | Substation-Adjacent | FL | St. Johns County | 230 kV | 300 MW | 3.7 yrs | 63.0 |
| ST. JOHNS | Substation-Adjacent | FL | St. Johns County | 230 kV | 300 MW | 3.7 yrs | 63.0 |
| UNKNOWN120499 | Substation-Adjacent | FL | Putnam County | 230 kV | 300 MW | 3.7 yrs | 62.6 |
| UNKNOWN108299 | Substation-Adjacent | FL | Flagler County | 230 kV | 300 MW | 3.7 yrs | 62.2 |
| PELLICER | Substation-Adjacent | FL | Flagler County | 230 kV | 300 MW | 3.7 yrs | 62.2 |
How does COMO compare with other substations in Florida?
Florida has 2,533 substation records in HIFLD, of which 943 carry a station name; the rest are unnamed tap points, risers and line ends. 359 named substations in the state are in COMO's 115–229 kV band (38% of named stations). 269 sit in a higher band. 15 named substations in Florida operate at 345 kV or above. The highest voltage recorded in the state is 500 kV, and the state median is 138 kV.
Who owns the transmission lines at COMO?
The 1 connected line listed above is owned by FLORIDA POWER & LIGHT CO. Line voltages range from 115 kV to 115 kV. Their combined recorded length is about 0 miles.
How do candidate sites near COMO score?
The 8 highest-scoring candidate sites within about 25 miles range from 62 to 67 on the 0–100 DC Readiness scale. They fall in Putnam County, Clay County, St. Johns County, Flagler 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
What voltage is COMO substation?
COMO has a maximum voltage of 115 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so COMO is at the national midpoint.
How many transmission lines connect to COMO substation?
1 transmission line terminate at or pass through COMO in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 0 miles.
Who owns COMO substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at COMO belong to FLORIDA POWER & LIGHT CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is COMO substation located?
COMO is in Florida at 29.4922, -81.5866. The datacenter candidate sites closest to it are in Putnam County, Clay County, St. Johns County.
Are there datacenter candidate sites near COMO substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of COMO. The highest-scoring is UNKNOWN150864 at 67/100. Across Florida, the average DC Readiness score is 56.
Other 115 kV substations in Florida
- JASPER· 8 lines
- TARPON SPRINGS· 8 lines
- BROOKSVILLE· 6 lines
- DRIFTON· 6 lines
- FREEPORT· 6 lines
- VALPARAISO· 6 lines
- WEWA ROAD· 6 lines
- CAPE CANAVERAL· 5 lines
- All named substations in Florida· 943 stations
- Datacenter candidate sites in Florida· 4,344 sites
- Brownfield and retired plant sites in Florida
- Substations by state
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, “COMO substation, Florida”, https://gridcensus.com/substations/florida/como-431ad957 (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 COMO 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.