Twin State Mutual Aid

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  • Twin State is Dispatched by Grafton County Sheriff's office in Haverhill
  • They dispatch Northern Grafton County, and some Vermont Fire Departments
  • The Unit ID's use the name of their towns then say their unit type (which is a letter) and then their number


Radio System

Channel Frequency Type Tone Notes Confirmation/ReConfirmation
1 154.4000 S 136.5 Dispatch 2015.07.10 ecps92
2 --- --- Local Frequency
3 --- --- Local Frequency
4 154.2950 S 136.5 Fireground
5 154.2800 S 136.5 Statewide Fireground
6 154.2350 136.5 Fireground
7 154.1600 173.8 Fireground
155.6775 R
451.3625 S 114.8 Downlink (154.4000) from Remote RX site [?] 2014.06.22 LTE4NFD
453.3625 S 141.3 Downlink (154.4000) from Remote RX site [Mann Hill] back to Grafton SO 2014.07.12 ecps92
451.7500 S 118.8 Downlink (154.4000) from Remote RX Site [Cannon Mtn] back to Grafton SO (DOA) 2015.07.10 ecps92
451.7500 S Downlink (154.4000) from Remote RX Site [Haverhill] back to Grafton SO
451.7500 S Downlink (154.4000) from Remote RX Site [West Newbury VT] back to Grafton SO
458.2625 S D606 Downlink (154.4000) from Remote RX Site [Franconia] back to Grafton SO 2015.07.10 ecps92
458.6375 S D606 Downlink (154.4000) from Remote RX Site [Haverhill] back to Grafton SO 2015.07.10 ecps92
465.3625 S Downlink (?? Mhz) from Remote RX Site [West Newbury VT] back to Grafton SO

Member Comunities

  • Bath
  • Bethlehem
  • Carroll (Twin Mountain)
  • Easton
  • Franconia
  • Haverhill
  • Landaff
  • Lincoln
  • Lisbon
  • Littleton
  • Lyman
  • Monroe
  • North Haverhill
  • Piermont
  • Sugar Hill
  • Twin Mountain (Carroll)
  • Woodstock
  • Woodsville
  • Barnet, VT
  • Bradford, VT
  • Groton, VT
  • Newbury, VT
  • Peacham, VT
  • Ryegate, VT
  • Ryegate Corner, VT
  • Wells River, VT