Tennessee Valley Authority - Security and Emergency Management

System Name: Tennessee Valley Authority - Security and Emergency Management
Location: Various, AL GA KY TN
County: 13 Counties
System Type: Project 25 Phase II
System Voice: APCO-25 Common Air Interface Exclusive
System ID: Sysid: BC9 WACN: BEE00
Last Updated: July 6, 2026, 22:16 pm UTC   [Updated System Description Text]
System Notes

This system replaces conventional frequencies listed at Tennessee Valley Authority, Federal (Tennessee).

Sites on air, but unconfirmed location 
Site 1.09 - 172.6500c, neighbor to 1.5
Site 1.12 - 172.4375c, neighbor to 1.4
Site 1.18 - 172.6500c, neighbor to 1.35
Site 1.20 - 172.4375c, neighbor to 1.34
Site 1.27 - 169.6750c, neighbor to 1.34 & 1.35
Site 1.31 - 169.6250c, neighbor to 1.6

Sites and Frequencies

Key:###.####Ctrl control channel
RFSSSiteNACNameCountyFrequencies
1 (1)001 (1)BC1Southern Tennessee 1Marion, TN
1 freqs · 1 control
172.475Ctrl
1 (1)003 (3)BC3Southern Tennessee 2Marion, TN
1 freqs · 1 control
172.650Ctrl
1 (1)004 (4)BC4Sequoyah Nuclear Power PlantHamilton, TN
1 freqs · 1 control
169.775Ctrl
1 (1)005 (5)BC5Nickajack DamMarion, TN
1 freqs · 1 control
171.700Ctrl
1 (1)006 (6)BC6HuntsvilleMadison, AL
2 freqs · 1 control
169.675Ctrl170.025
1 (1)007 (7)BC7East RidgeHamilton, TN
1 freqs · 1 control
172.4375Ctrl
1 (1)010 (A)BCADecatur ALMarion, TN
1 freqs · 1 control
172.4375Ctrl
1 (1)011 (B)BCBWilson DamColbert, AL
1 freqs · 1 control
172.650Ctrl
1 (1)013 (D)Eastern Tennessee 1Sevier, TN
1 freqs · 1 control
169.675Ctrl
1 (1)014 (E)BCEGreentop MountainSevier, TN
2 freqs · 1 control
169.625Ctrl169.7125
1 (1)015 (F)Holston MountainSevier, TN
2 freqs · 2 control
169.675Ctrl169.775Ctrl
1 (1)016 (10)BC6Rocky Top Colbert, AL
2 freqs · 1 control
169.775Ctrl170.050
1 (1)017 (11)BC7Roosevelt MountainRoane, TN
2 freqs · 1 control
171.700Ctrl171.750
1 (1)018 (12)BC8MemphisShelby, TN
3 freqs · 1 control
172.650Ctrl172.4375173.1375
1 (1)022 (16)BC2NashvilleDavidson, TN
1 freqs · 1 control
169.625Ctrl
1 (1)023 (17)Kentucky Dam-Lake CityLivingston, KY
2 freqs · 1 control
172.650Ctrl173.1375
1 (1)025 (19)BC5AndersonOverton, TN
1 freqs · 1 control
169.775Ctrl
1 (1)034 (22)BC4Western Tennessee 1Shelby, TN
1 freqs · 1 control
169.625Ctrl
1 (1)035 (23)BC5Western Tennessee 2Shelby, TN
1 freqs · 1 control
169.775Ctrl
1 (1)045 (2D)System Operations CenterMeigs, TN
1 freqs · 1 control
406.3125Ctrl
1 (1)046 (2E)BC6Knoxville Office ComplexSevier, TN
3 freqs · 1 control
406.3125Ctrl406.5125408.4625

Talkgroups

Systemwide Operations
DEC HEX Mode Alpha TagDescriptionTag
2730aaaTGeneral Ops 2730General Ops 2730Federal
50011389TLaw Main DispLaw Main DispatchLaw Dispatch
50101392TOffice SecurityOffice Complex SecuritySecurity
Huntsville Operations
DEC HEX Mode Alpha TagDescriptionTag
1105451THuntsville 1105Operations 1105Federal
1400578THuntsville 1400Operations 1400Federal
2105839THuntsville 2105Operations 2105Federal
2706a92THuntsville 2706Operations 2706Federal
Memphis Operations
DEC HEX Mode Alpha TagDescriptionTag
15055e1TMemphis Ops 1505Operations 1505Federal
190076cTMemphis Ops 1900Operations 1900Federal
2103837TMemphis Ops 2103Operations 2103Federal
2400960TMemphis Ops 2400Operations 2400Federal
2600a28TMemphis Ops2600Operations 2600Federal
50001388TMemphis Ops 5000Operations 5000Federal
5002138aTMemphis Ops 5002Operations 5002Federal