Town of belchertown hazard mitigation plan update



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Heat Index





  • Previous Occurrences



  • The following are some of the lowest temperatures recorded in parts of Massachusetts for the period from 1895 to present (Source: NOAA, www.ncdc.noaa.gov.):



  • Blue Hills, MA – -21°F

  • Boston, MA – -12°F

  • Worcester, MA – -19°F



  • The following are some of the highest temperatures recorded for the period from 1895 to present (Source: NOAA, www.ncdc.noaa.gov.):



  • • Blue Hills, MA – 101°F

  • • Boston, MA – 102°F

  • • Worcester, MA – 96°F



  • Extreme heat usually requires the opening of shelters on a few occasions per year. In the winters of 2014 and 2015, warming centers were opened for extremely cold temperatures due to the “polar vortex.” During a short burst of extreme cold in February 2016, water service pipes feeding homes froze. During periods when wind chills reach dangerous levels, schools are cancelled and outdoor activities are restricted.

  • Probability of Future Events



  • The probability of future extreme heat and extreme cold is considered to be "high," or between 40 and 70 percent in any given year.



  • Impact



  • The impact of extreme heat or cold in Belchertown is considered to be "minor," with no property damage and very limited affect on humans.



  • Vulnerability



  • Belchertown’s vulnerability from extreme heat and cold is considered to be, "4 - low."
  • Other Hazards


  • In addition to the hazards identified above, the Hazard Mitigation Committee reviewed the full list of hazards listed in the Massachusetts Hazard Mitigation Plan. Due to the location and context of Belchertown, coastal erosion, landslides, and tsunamis were determined to not be a threat.



  • Extreme temperatures, while identified in the state Hazard Mitigation Plan, was determined by the Belchertown Hazard Mitigation Committee to not currently be a primary hazard to people, property, or critical infrastructure in Belchertown. While extreme temperatures can result in increased risk of wildfire, this effect is addressed as part of the “Wildfire/Brushfire” hazard assessment. The Hazard Mitigation Committee will continue to assess the impact of extreme temperature and update the Hazard Mitigation Plan accordingly.


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