RISER150681
SubstationFlorida
At a glance
RISER150681 is an electric transmission substation in Florida. It is classified as unclassified and connects 2 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
Ownership
No owner is recorded for the lines that connect here.
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #115705 | — | — | IN SERVICE | 4.6 mi |
| #150813 | — | — | — | 0.1 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of RISER150681, 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 |
|---|---|---|---|---|---|---|---|
| MIDWAY | Substation-Adjacent | FL | St. Lucie County | 500 kV | 1,000 MW | 3.7 yrs | 65.0 |
| UNKNOWN108524 | Substation-Adjacent | FL | Indian River County | 230 kV | 300 MW | 3.7 yrs | 62.2 |
| UNKNOWN151378 | Substation-Adjacent | FL | Indian River County | 230 kV | 300 MW | 3.7 yrs | 62.0 |
| SANDPIPER | Substation-Adjacent | FL | St. Lucie County | 230 kV | 300 MW | 3.7 yrs | 61.4 |
| EMERSON | Substation-Adjacent | FL | St. Lucie County | 230 kV | 300 MW | 3.7 yrs | 61.3 |
| UNKNOWN120574 | Substation-Adjacent | FL | St. Lucie County | 230 kV | 300 MW | 3.7 yrs | 61.3 |
| UNKNOWN162151 | Substation-Adjacent | FL | Indian River County | 230 kV | 300 MW | 3.7 yrs | 61.1 |
| UNKNOWN120592 | Substation-Adjacent | FL | Indian River County | 230 kV | 300 MW | 3.7 yrs | 61.1 |
How do candidate sites near RISER150681 score?
The 8 highest-scoring candidate sites within about 25 miles range from 61 to 65 on the 0–100 DC Readiness scale. They fall in St. Lucie County, Indian River 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 RISER150681 substation?
2 transmission lines terminate at or pass through RISER150681 in the HIFLD line data. Together the listed lines cover about 4.7 miles.
Where is RISER150681 substation located?
RISER150681 is in Florida at 27.6321, -80.3572. The datacenter candidate sites closest to it are in St. Lucie County, Indian River County.
Are there datacenter candidate sites near RISER150681 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of RISER150681. The highest-scoring is MIDWAY at 65/100. 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, “RISER150681 substation, Florida”, https://gridcensus.com/substations/florida/riser150681-149717d5 (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 RISER150681 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.