Department of Transportation (New Hampshire)

Last Updated: January 15, 2024, 5:34 pm

 Interstate Incident Impact Levels

 
Level 1 - Minor Incident or short duration with minimal traffic impact    
Level 2 - One or more travel lanes blocked , expected duration less than 1 hour.      
Level 3 - One or more travel Lanes blocked, expected duration one or two hours.    
Level 4 - All travel lanes blocked in one direction, expected duration, exceeds tow hours.  
Level 5 - All travel lanes blocked in both directions, expected duration exceeds two hours.  

Frequencies

Department of Transportation

Statewide
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.975KRO244 RM 186.2 PL NH-DOT Kearsarge Site A - Mt. Kearsarge, Warner FMN Public Works
453.975KRO247 RM 103.5 PL NH-DOT MtWashing Site B - Mt. Washington, Sargents Purchase FMN Public Works
453.975KRO247 RM 110.9 PL NH-DOT Cannon Site C - Cannon Mountain, Franconia FMN Public Works
453.975KRO244 RM 82.5 PL NH-DOT Monadnock Site D - Pack Monadnock, Peterborough FMN Public Works
453.975KRO247 RM 94.8 PL NH-DOT HoldenHil Site E - Holden Hill, Stewartstown FMN Public Works
453.975KRO249 RM 123.0 PL NH-DOT Blue Job Site F - Blue Job Mountain, Farmington FMN Public Works
453.975KRO248 RM 88.5 PL NH-DOT Mt Belkna Site G - Mt. Belknap, Gilford FMN Public Works
453.975WQCE530 RM 131.8 PL NH-DOT Whittier Site H - Whitter Mountain, Tamworth FMN Public Works
453.125KRO252 RM 167.9 PL NH-DOT Ascutney Site I - Mt. Ascutney, Windsor, Vermont FMN Public Works
453.975KRO244 M 203.5 PL NH-DOT CarToCarS Car-to-Car (Direct) FMN Public Works
Division 1 - Lancaster
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.625KRO247 RM 110.9 PL NH-DOT Prospect Site 1A - Prospect Hill, Lancaster FMN Public Works
453.275KRO247 RM 123.0 PL NH-DOT MtWashing Site 1B - Mt. Washtington, Sargents Purchase FMN Public Works
453.500KRO247 RM 131.8 PL NH-DOT Cannon Site 1C - Cannon Mountain, Franconia FMN Public Works
453.625KRO247 RM 141.3 PL NH-DOT Milan Site 1D - Milan Hill, Milan FMN Public Works
453.625KRO247 M 203.5 PL NH-DOT CarToCar1 Car-to-Car (Direct) FMN Public Works
Division 2 - Enfield
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.125KRO248 RM 131.8 PL NH-DOT Kearsarge Site 2A - Mt. Kearsarge, Warner FMN Public Works
453.775KRO248 RM 141.3 PL NH-DOT Ascutney Site 2D - Mt. Ascutney, Windsor, Vermont FMN Public Works
453.125KRO248 RM 103.5 PL NH-DOT MooseHill Site 2E - Moose Hill, Hanover FMN Public Works
453.700KRO248 RM 123.0 PL NH-DOT MtBelknap Site 2G - Mt. Belknap, Gilford FMN Public Works
453.700KRO248 M 203.5 PL NH-DOT CarToCar2 Car-to-Car (Direct) FMN Public Works
Division 3 - Gilford
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.100KRO247 RM 103.5 PL NH-DOT Cannon Mt Site 3C - Cannon Mountain, Franconia FMN Public Works
453.150WQCE530 RM 110.9 PL NH-DOT Belknap Site 3G - Mt. Belknap, Gilford FMN Public Works
453.025WQCE530 RM 123.0 PL NH-DOT Wittier Site 3H - Wittier Mountain, Tamworth FMN Public Works
453.150WQCE530 M 203.5 PL NH-DOT CarToCar3 Car-to-Car (Direct) FMN Public Works
Division 4 - Swanzey
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.250KRO252 RM 103.5 PL NH-DOT PitcherMt Site 4A - Pitcher Mountain, Stoddard FMN Public Works
453.525KRO252 RM 110.9 PL NH-DOT Hyland Site 4B - Hyland Hill, Westmoreland FMN Public Works
453.525KRO252 RM 131.8 PL NH-DOT Ascutney Site 4C - Mt. Ascutney, Windsor, Vermont FMN Public Works
453.350KRO252 RM 172 DPL NH-DOT Monadnock Site 4D - Pack Monadnock, Peterborough FMN Public Works
453.350KRO252 M 203.5 PL NH-DOT CarToCar4 Car-to-Car (Direct) FMN Public Works
Division 5 - Bedford
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.675KRO244 RM 103.5 PL NH-DOT Kearsarge Site 5A - Mt. Kearsarge, Warner FMN Public Works
453.675KRO244 RM 110.9 PL NH-DOT HackettHi Site 5B - Hackett Hill, Bow FMN Public Works
453.675KRO244 RM 123.0 PL NH-DOT Uncanooni Site 5C - Mt. Uncanoonic, Goffstown FMN Public Works
453.675KRO244 RM 131.8 PL NH-DOT Mondanock Site 5D - Pack Monadnock, Peterborough FMN Public Works
453.675KRO244 RM 156.7 PL NH-DOT WarnerHil Site 5E - Warner Hill, Derry FMN Public Works
453.675KRO244 M 203.5 PL NH-DOT CarToCar5 Car-to-Car (Direct) FMN Public Works
Division 6 - Durham
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.625KRO249 RM 192.8 PL NH-DOT Blue Job Site 6F - Blue Job Mountain, Farmington FMN Public Works
453.625KRO249 RM 103.5 PL NH-DOT Moulton Moulton Hill, Kensington (Seacoast) FMN Public Works
453.625KRO249 M 203.5 PL NH-DOT CarToCar6 Car-to-Car (Direct) FMN Public Works
Turnpike (Tolls) Division
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
453.050WPOX802 RM 103.5 PL NH-DOT Blue Job Site TA - Blue Job Mountain, Farmington FMN Public Works
453.925WPOX802 RM 127.3 PL NH-DOT Hackett Site TB - Hackett Hill, Bow FMN Public Works
453.925WPOX802 RM 167.9 PL NH-DOT Uncannoni Site TC - Mt. Uncanoonic, Goffstown FMN Public Works
453.225WPOX802 RM 131.8 PL NH-DOT MoultonHi Site TD - Moulton Hill, Kensington (Seacoast) FMN Public Works
453.050WPOX802 M 203.5 PL NH-DOT CarToCar Car-to-Car (Direct) FMN Public Works