Res-2017-111 Emergency Plan - Laserfiche WebLink

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approval from the local health officer as required by RCW 58.17.150. (2) The local health officer shall require the following prior to approving any development: (a) Site evaluations as required under WAC 246-272A- 0220, excluding subsections (3)(a)(i) and (4)(d); (b) Where a subdivision with individual wells is proposed: (i) Configuration of each lot to allow a one hundred-foot radius water supply protection zone to fit within the lot lines; or (ii) Establishment of a one hundred-foot protection zone around each existing and proposed well site; I (c) Where preliminary approval ofa subdivision is requested, provision of at least one soil log per proposed lot, unless the local health officer determines existing soils information allows fewer soil logs; - KCC Chapter Well head Well Setbacks: Wellhead protection areas. All non- community wells must be placed a minimum of fifty feet 17A.08.025 protection areas from property lines. Well Head Protection Zones: 1) The department may require monitoring and controls in addition to those specified in this section if the department determines a potential risk exists to the water quality of a source. (2) SCA. (a) The purveyor shall maintain an SCA around all 246-290-135 sources for the purpose of protecting them from existing and WAC & 246-Source Water potential sources of contamination. 291 WAC Protection (b) For wells and springs, the minimum SCA shall have a radius of one hundred feet (thirty meters) and two hundred feet (sixty meters) respectively, unless engineering justification demonstrates that a smaller area can provide an adequate level of source water protection. The justification shall address geological and hydrological data, well construction details, mitigation measures, and other relevant factors necessary to assure adequate sanitary control. 23