National Incident Radio Support Cache
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NATIONAL INCIDENT RADIO SUPPORT CACHE
This cache is maintained and used primarily for wildland fire, however, it may show up on any large incident such as floods, hurricanes, law enforcement (it was used for the Republican and Democratic National Conventions in 2004), and tornadoes. The cache is located and maintained by the National Interagency Incident Communications Division [1] of the National Interagency Fire Center [2] in Boise, Idaho.
Tactical
1 168.050
2 168.200
3 168.600
4 164.1375
5 166.725
6 166.775
7 168.250
Command
1 168.700
2 168.100
3 168.075
4 166.6125
5 167.100
6 168.475
7 162.9625
Logistics
1 414.650
2 415.400
3 415.500
4 417.300
5 417.350
6 417.500
7 417.800
These frequencies may also be used for cross band repeaters and links. These frequenices are normally used as repeater outputs.
The use of the following logistics frequencies is unknown at this time.
410.275
411.800
412.600
Air
168.625 National Air Guard
168.650 National Flight Following
166.675 FM Air to Air Tactics 1
169.150 FM Air to Air Tactics 2
169.200 FM Air to Air Tactics 3
170.000 FM Air to Air Tactics 4
Air Tactics Frequencies can also be used as Air to Ground and are normally pre-assigned by area.
167.950 Air to Ground
166.6875 Air to Ground
171.1375 Air to Ground
- NOTE There may be additional air to ground frequencies being used in local areas and they are not cleared for use all over the western U.S. as these are. The western U.S. clearance starts at either 95 degrees longitude or at the Mississippi River. In the east these frequencies may be used, but with restrictions and subject to pre-approval by the National Interagency Incident Communications Division Communications Duty Officer.
Common
163.100
168.350
These are used for local tacticals in some areas, however they are common for the entire Federal government
Incident Command System Initial Callup (used as a common frequency during initial phase of an incident (also used by smokejumpers as a tactical/air to ground while accomplishing jumping
168.550