SHADY GROVE
SubstationTennessee
At a glance
SHADY GROVE is an electric transmission substation in Tennessee. It is classified as distribution (69–115 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
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 |
|---|---|---|---|---|
| #400536 | 161 kV | — | IN SERVICE | 10.4 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of SHADY GROVE, 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 |
|---|---|---|---|---|---|---|---|
| MONTGOMERY | Substation-Adjacent | TN | Montgomery County | 500 kV | 1,000 MW | 3.9 yrs | 71.4 |
| Music City Solar | Brownfield | TN | Davidson | — | 2 MW | 3.9 yrs | 69.3 |
| OZ Davidson | Greenfield | TN | Davidson | — | — | 3.9 yrs | 66.9 |
| EC FFE Logan County | Greenfield | KY | Logan County | — | — | 3.9 yrs | 66.4 |
| UNKNOWN156877 | Substation-Adjacent | KY | Christian County | 161 kV | 100 MW | 3.9 yrs | 65.8 |
| RUSSELLVILLE | Substation-Adjacent | KY | Logan County | 161 kV | 100 MW | 3.9 yrs | 65.8 |
| CASKY | Substation-Adjacent | KY | Christian County | 161 kV | 100 MW | 3.9 yrs | 65.5 |
| EDGEHILL | Substation-Adjacent | TN | Davidson County | 161 kV | 100 MW | 3.9 yrs | 65.2 |
How does SHADY GROVE compare with other substations in Tennessee?
Tennessee has 1,967 substation records in HIFLD, of which 517 carry a station name; the rest are unnamed tap points, risers and line ends. 62 named substations in the state are in SHADY GROVE's 69–114 kV band (12% of named stations). 402 sit in a higher band. 25 named substations in Tennessee operate at 345 kV or above. The highest voltage recorded in the state is 500 kV, and the state median is 161 kV.
How do candidate sites near SHADY GROVE score?
The 8 highest-scoring candidate sites within about 25 miles range from 65 to 71 on the 0–100 DC Readiness scale. They fall in Montgomery County, Davidson, Logan County, Christian County. The Tennessee average across 2,190 scored sites is 57. 886 of those Tennessee sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is SHADY GROVE substation?
SHADY GROVE has a maximum voltage of 69 kV. That places it in the 69–114 kV band. The median named US substation in this dataset is 115 kV, so SHADY GROVE is below the national midpoint.
How many transmission lines connect to SHADY GROVE substation?
1 transmission line terminate at or pass through SHADY GROVE in the HIFLD line data. The connected lines listed here run at 161 kV. Together the listed lines cover about 10.4 miles.
Where is SHADY GROVE substation located?
SHADY GROVE is in Tennessee at 36.4822, -87.1767. The datacenter candidate sites closest to it are in Montgomery County, Davidson, Logan County.
Are there datacenter candidate sites near SHADY GROVE substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of SHADY GROVE. The highest-scoring is MONTGOMERY at 71/100. Across Tennessee, the average DC Readiness score is 57.
Other 69 kV substations in Tennessee
- ARLINGTON· 6 lines
- EASTBRIDGE· 4 lines
- MELTON HILL DAM· 4 lines
- SPRINGFIELD DIST· 4 lines
- HARROGATE· 3 lines
- KYLES FORD· 3 lines
- MCKENZIE· 3 lines
- MOHAWK· 3 lines
- All named substations in Tennessee· 517 stations
- Datacenter candidate sites in Tennessee· 2,190 sites
- Brownfield and retired plant sites in Tennessee
- 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, “SHADY GROVE substation, Tennessee”, https://gridcensus.com/substations/tennessee/shady-grove-a946f717 (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 SHADY GROVE substation, Tennessee 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.