Yellowstone National Park

Monitoring all of the services at Yellowstone National Park will require loading in several sources (inside and outside of the park) into your scanner. Various Federal, State, County and local agenices may be in or operating near the park.

Agenices that may be opeating in or near the park may include: -Wyoming, Montanna, Idaho Highway Patrols -West Yellowstone, Montana PD -Gallatin County Sheriff -Park County WY Sheriff -Park County MT Sheriff -Wyoming, Montanna and Idaho Game Wardens & Brand Inspectors -US Forest Service -Bueuro of Land Management -Wyoming State Foresty -FBI/BATF -US Marhsall's Service

All park repeaters are 20 watt solar powered repeaters and are capable of analog and P25 digital operation. Law Enforcement rangers have the ability to transmit encypted when needed but generally operate in the clear. All park employee are issued radios for safety.

Mount Washburn - North/Central Mount Holmes - Center northwest Top Notch Peak - East entrance Lamar Valley Bechler Mountain - South central backcountry JDR Parkway

No single repeater covers all of the park or in some cases, a large area. At times some repeaters may become linked for operational needs.

Repeater Locations/Use: North Repeater coveres the following districts:

Mammoth District Lamar Valley District Canyon District

Holmes Repeater is the alternate coverage area

West Repeater: Old Faithful West West Yellowstone, Montana

Holmes Repeater is the alternate coverage repeater, primary repeater for Highway 191

South amd Top Notch Repeaters:

Snake River District Lake / East District

South and Topnotch are normally simulcasting each other via 24/7 patch setup due to South repeater coverage at the east entrance.

Law enforcement designators were as follows:

5,6,7 followed by the alpha designator for the district assigned and unique radio number. All other divisions follows this numbering scheme around the distict alpha character.

5C10 district ranger in Canyon 6O16 field ranger Old Faithful.. LE numbers use 10-20 and then 30-40.

10 District Ranger 11 Deputy District Ranger 12 Supervisory Ranger (shift supervisor) 13 Backcountry Supervisory Ranger 14-20 Field rangers 30 Supervisory Seasonal LE Ranger 31-40 Seasonal LE rangers

Alpha - NPS special agents, US Marshals, Court Security, Etc Charlie - Canyon (Central) Delta - Lamar River (North, Northeast) Echo - East (East central) Hotel - Mammoth (Northwest) Lima - Lake (Lake Yellowstone area) Sierra - Snake River (south) Whiskey - West (West and Northwest)