RISER151285
SubstationSouth Carolina
At a glance
RISER151285 is an electric transmission substation in South Carolina. It is classified as sub-transmission (115 kv) 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 |
|---|---|---|---|---|
| #116302 | 115 kV | — | — | 0.8 mi |
| #133128 | 115 kV | — | IN SERVICE | 3.2 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of RISER151285, 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 |
|---|---|---|---|---|---|---|---|
| KRAFT | Substation-Adjacent | GA | Chatham County | 230 kV | 300 MW | 5.8 yrs | 63.8 |
| UNKNOWN167524 | Substation-Adjacent | SC | Jasper County | 230 kV | 300 MW | 3.9 yrs | 62.9 |
| UNKNOWN121080 | Substation-Adjacent | SC | Jasper County | 230 kV | 300 MW | 3.9 yrs | 62.8 |
| TAP170160 | Substation-Adjacent | SC | Jasper County | 230 kV | 300 MW | 3.9 yrs | 62.8 |
| TAP142379 | Substation-Adjacent | SC | Beaufort County | 230 kV | 300 MW | 3.9 yrs | 62.2 |
| BURTON | Substation-Adjacent | SC | Beaufort County | 230 kV | 300 MW | 3.9 yrs | 61.7 |
| OZ Chatham | Greenfield | GA | Chatham | — | — | 5.8 yrs | 61.6 |
| SANTEE COOPER | Substation-Adjacent | SC | Beaufort County | 230 kV | 300 MW | 3.9 yrs | 61.2 |
How do candidate sites near RISER151285 score?
The 8 highest-scoring candidate sites within about 25 miles range from 61 to 64 on the 0–100 DC Readiness scale. They fall in Chatham County, Jasper County, Beaufort County, Chatham. The South Carolina average across 2,061 scored sites is 57.1. 1,124 of those South Carolina sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is RISER151285 substation?
RISER151285 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 RISER151285 is at the national midpoint.
How many transmission lines connect to RISER151285 substation?
2 transmission lines terminate at or pass through RISER151285 in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 4 miles.
Where is RISER151285 substation located?
RISER151285 is in South Carolina at 32.1836, -80.7607. The datacenter candidate sites closest to it are in Chatham County, Jasper County, Beaufort County.
Are there datacenter candidate sites near RISER151285 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of RISER151285. The highest-scoring is KRAFT at 64/100. Across South Carolina, the average DC Readiness score is 57.1.
More in South Carolina
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, “RISER151285 substation, South Carolina”, https://gridcensus.com/substations/south-carolina/riser151285-dbb5cc69 (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 RISER151285 substation, South Carolina 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.