Electric Substations in Mississippi
163 named substations in Mississippi, with the highest-voltage facilities listed first. Each substation profile shows voltage class, connected transmission lines, and the datacenter candidate sites closest to it.
At a glance
How is Mississippi's substation network split by voltage?
By maximum voltage, the named substations break down as 18 at 500 kV and above; 24 at 230–344 kV; 109 at 115–229 kV; 2 at 69–114 kV; 10 withvoltage not recorded. 11% of Mississippi's named substations operate at 345 kV or above, against 8% across all 16,654 named US substations. The state median of 161 kV is above the national median of 115 kV.
How does Mississippi compare with other states?
Mississippi ranks 28th of 50 states and DC by number of named substations and 29th by named substations at 345 kV or above. It also has 3,104 scored datacenter candidate sites with an average DC Readiness score of 53 (national average 53), and an average power sub-score of 36.9 against 37.4 nationally. Most of those sites (1,722) are in the SERC market.
Which substations in Mississippi have the highest voltage?
| Substation | Max voltage | Connected lines | Line owner |
|---|---|---|---|
| BAXTER WILSON | 500 kV | 9 | ENTERGY MISSISSIPPI INC |
| BENTON | 500 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| CALEDONIA | 500 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| CALEDONIA 500 KV SWITCHING YARD | 500 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| DANIEL STATION | 500 kV | 6 | MISSISSIPPI POWER CO |
| FRANKLIN | 500 kV | 8 | ENTERGY MISSISSIPPI INC |
| FRENCH CAMP | 500 kV | 3 | ENTERGY MISSISSIPPI INC |
| GRAND GULF | 500 kV | 4 | ENTERGY MISSISSIPPI INC |
| LAKEOVER | 500 kV | 10 | ENTERGY MISSISSIPPI INC |
| LOWNDES | 500 kV | 9 | TENNESSEE VALLEY AUTHORITY |
| MCADAMS | 500 kV | 8 | ENTERGY MISSISSIPPI INC |
| PLEASANT HILL | 500 kV | 3 | TENNESSEE VALLEY AUTHORITY |
| RAY BRASWELL | 500 kV | 12 | ENTERGY MISSISSIPPI INC |
| SOUTHAVEN | 500 kV | 3 | ENTERGY MISSISSIPPI INC |
| UNION | 500 kV | 6 | TENNESSEE VALLEY AUTHORITY |
| WESTPOINT | 500 kV | 19 | — |
| WOLF CREEK | 500 kV | 3 | ENTERGY MISSISSIPPI INC |
| WOLF CREEK | 500 kV | 3 | ENTERGY MISSISSIPPI INC |
| BATEVILLE | 230 kV | 12 | ENTERGY MISSISSIPPI INC |
| BENNDALE 230 | 230 kV | 7 | MISSISSIPPI POWER CO |
| BOZEMAN ROAD | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| CHURCH ROAD | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| GERALD ANDRUS STATION | 230 kV | 6 | ENTERGY MISSISSIPPI INC |
| GETWELL | 230 kV | 4 | ENTERGY MISSISSIPPI INC |
| HATTIESBURG SOUTHWEST | 230 kV | 8 | MISSISSIPPI POWER CO |
| HORN LAKE | 230 kV | 5 | ENTERGY MISSISSIPPI INC |
| INDIANOLA | 230 kV | 8 | ENTERGY MISSISSIPPI INC |
| KINGSWOOD | 230 kV | 1 | ENTERGY MISSISSIPPI INC |
| NORTH OAKLAND | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| NORTHSIDE DRIVE | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| REX BROWN 230KV | 230 kV | 4 | ENTERGY MISSISSIPPI INC |
| ROBINSON ROAD | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| ROBINSONVILLE | 230 kV | 2 | ENTERGY MISSISSIPPI INC |
| SOUTH JACKSON | 230 kV | 11 | ENTERGY MISSISSIPPI INC |
| SOUTHEAST GREENE | 230 kV | 4 | MISSISSIPPI POWER CO |
| SOUTHWEST JACKSON | 230 kV | 3 | ENTERGY MISSISSIPPI INC |
| TILLATOBA | 230 kV | 6 | ENTERGY MISSISSIPPI INC |
| TINNIN ROAD | 230 kV | 3 | ENTERGY MISSISSIPPI INC |
| TUNICA | 230 kV | 5 | ENTERGY MISSISSIPPI INC |
| TWINKLETOWN | 230 kV | 3 | ENTERGY MISSISSIPPI INC |
| WAYNESBORO | 230 kV | 7 | MISSISSIPPI POWER CO |
| YANDELL ROAD | 230 kV | 3 | ENTERGY MISSISSIPPI INC |
| ASHLAND | 161 kV | 1 | — |
| BALDWYN | 161 kV | 1 | TENNESSEE VALLEY AUTHORITY |
| BANDHEAD | 161 kV | 2 | TENNESSEE VALLEY AUTHORITY |
| BISSELL | 161 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| BLUE GOOSE | 161 kV | 1 | ENTERGY MISSISSIPPI INC |
| BLUE SPRINGS | 161 kV | 1 | TENNESSEE VALLEY AUTHORITY |
| BOONEVILLE | 161 kV | 5 | TENNESSEE VALLEY AUTHORITY |
| BRITTANY WOODS | 161 kV | 1 | TENNESSEE VALLEY AUTHORITY |
| BROOKSVILLE | 161 kV | 1 | TENNESSEE VALLEY AUTHORITY |
| BURNSVILLE | 161 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| BYHALIA | 161 kV | 1 | ENTERGY MISSISSIPPI INC |
| CALHOUN CITY | 161 kV | 4 | — |
| CAMPBELLTOWN | 161 kV | 2 | TENNESSEE VALLEY AUTHORITY |
| COFFEEVILLE | 161 kV | 4 | ENTERGY MISSISSIPPI INC |
| COLDWATER | 161 kV | 2 | ENTERGY MISSISSIPPI INC |
| DE KALB | 161 kV | 6 | TENNESSEE VALLEY AUTHORITY |
| DEKALB | 161 kV | 4 | TENNESSEE VALLEY AUTHORITY |
| DERMA | 161 kV | 2 | — |
Every named substation in Mississippi
All 163 named substations, grouped by voltage band.
500 kV and above · 18
230–344 kV · 24
115–229 kV · 109
- ASHLAND
- BALDWYN
- BANDHEAD
- BISSELL
- BLUE GOOSE
- BLUE SPRINGS
- BOONEVILLE
- BRITTANY WOODS
- BROOKSVILLE
- BURNSVILLE
- BYHALIA
- CALHOUN CITY
- CAMPBELLTOWN
- COFFEEVILLE
- COLDWATER
- DE KALB
- DEKALB
- DERMA
- E. RIPLEY
- EUPORA
- FANNIN
- GLEN
- GUNTOWN
- HILLS CHAPEL
- HOLLY SPRINGS
- HOUSTON
- IUKA
- KIMBERLY CLARK
- KOSCIUSKO
- KOSSUTH
- LAFAYETTE SPRINGS
- LANGFORD
- LEAKE
- MACON
- MCGREGOR CHAPEL
- MILLER
- MOOREVILLE
- N. HAVEN
- N. HOLLY SPRINGS
- N. LEE
- N. SHANNON
- NEW ALBANY
- OKOLONA
- OXFORD
- PEARL RIVER
- PHILADELPHIA
- PONTOTOC
- RIPLEY
- S. BALDWYN
- S. MACON
- SAND HILL
- SE. OXFORD
- SHUQUALAK
- SINGLETON
- SLAYDEN
- STATELINE
- STURGIS
- TUPELO
- W. OXFORD
- WEYERHAEUSER CO
- ARLINGTON
- BANKS
- BEACH GROVE
- CARTHAGE (MS)
- CLEVELAND
- CLINTON
- COLDWATER
- DESOTO
- EAST JACKSON
- EAST MCCOMB
- EAST VICKSBURG
- FAYETTE
- FLORENCE
- FONDREN
- FOREST HILL
- GALLATIN
- GALLMAN
- GREENBROOK
- HAINING ROAD
- HAMBRICK
- HAZLEHURST
- HERNANDO
- JAYESS
- LAKE CASTLE
- LARSON STREET
- MARKS
- MEDICAL CENTER
- MIAMI
- MONUMENT STREET
- MOORHEAD
- N. SARDIS
- NATCHEZ
- NATCHEZ
- NESBIT
- NESBIT TAP
- NORTH VICKSBURG
- NORTHWEST JACKSON
- PLUM POINT
- PORT GIBSON
- RANKIN
- SOUTH VICKSBURG
- SOUTHEAST VICKSBURG
- SPRING RIDGE ROAD
- SUNNYBROOK
- TYLERTOWN
- VICKSBURG
- WALLS
- WEST JACKSON
- WEST VICKSBURG
69–114 kV · 2
voltage not recorded · 10
Frequently asked questions
How many electric substations are in Mississippi?
HIFLD records 1,204 substations in Mississippi, of which 163 carry a station name. That is the 28th-most named substations of any state in the dataset.
What is the highest-voltage substation in Mississippi?
18 named substations in Mississippi share the top voltage of 500 kV, including BAXTER WILSON, BENTON, CALEDONIA.
Which substation in Mississippi connects the most transmission lines?
WESTPOINT has the most connected transmission lines of the named substations listed here, with 19 at up to 500 kV.
How many substations in Mississippi are 345 kV or higher?
18 of 163 named substations (11%) operate at 345 kV or above, compared with 8% nationally. Mississippi ranks 29th of 50 states and DC for named substations at that level.
How many datacenter candidate sites in Mississippi are at substations?
694 of the 3,104 scored candidate sites in Mississippi are substation sites — locations generated at an existing substation. Scored sites across Mississippi average 53 on the 0–100 DC Readiness scale, against 53 nationally.
Looking for a specific record? The directory lists every substation in Mississippi, A to Z.
More on Mississippi, and states with similar counts
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, “Electric substations in Mississippi”, https://gridcensus.com/substations/mississippi (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for substations in Mississippi 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.