“Significant environmental impact” means, for the purpose of a public hearing required pursuant to RSA 482-A:8, that a proposed project will:

1. (a) Dredge or fill:

   1. (1) More than one acre of non-tidal wetlands, excluding the following projects if the applicant proposes impacts to less than 3 acres of wetlands:

      1. a. The widening of transportation infrastructure and expansions of existing transportation infrastructure; or
      2. b. Temporary fill for construction access;
   2. (2) More than one-half mile of a watercourse; or
   3. (3) One-half acre or more of tidal wetlands; or
2. (b) Drain a public drinking water supply.

Source. (See Revision Notes #1, #2, #3, and #4 at Chapter heading for Env-Wt 100) #12801, eff 12-15-19; ss by #12953, eff 12-24-19; ss by #13945, eff 4-27-24 (formerly Env-Wt 104.19) (See Revision Note #5 at chapter heading for Env-Wt 100)