TMC LLC
SubstationGeorgia · DUKE ENERGY FLORIDA, INC
TMC LLC is an electric transmission substation in Georgia, operated by DUKE ENERGY FLORIDA, INC. 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 & operation
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #12817 | 115 kV | DUKE ENERGY FLORIDA, INC | IN SERVICE | 0.0 mi |
| #64747 | 115 kV | DUKE ENERGY FLORIDA, LLC | — | 0.1 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TMC LLC, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN111593 | Substation-Adjacent | GA | Brooks County | 230 kV | 300 MW | 5.8 yrs | 71.3 |
| SUBSTATION 14 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 69.9 |
| UNKNOWN120750 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 69.6 |
| TAP142864 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 69.1 |
| UNKNOWN111591 | Substation-Adjacent | GA | Brooks County | 115 kV | 100 MW | 5.8 yrs | 68.9 |
| SUBSTATION 12 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 67.4 |
| RISER161056 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 67.3 |
| UNKNOWN121016 | Substation-Adjacent | FL | Leon County | 115 kV | 100 MW | 5.8 yrs | 67.3 |
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
This page shows a public slice of the GridCensus dataset for TMC LLC substation, Georgia. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.