Section Env-Wq 1111.04 - Wading Pool Circulation Systems(a) The circulation system of a wading pool shall be separate from that of any companion pool(s).(b) Return lines, main drain lines, and surface overflow system lines, shall each be equipped with proportioning valves.(c) The flow rate through the wading pool's skimmers shall be designed to: (1) Provide more than 50% of the total turnover rate; and(2) For each skimmer, not exceed the maximum flow rate of the skimmer as certified by its manufacturer.(d) Skimmers used in a wading pool shall: (1) Be located so as to maintain effective skimming action over the entire water surface of the wading pool; and(2) Have proportioning valves that are adjusted such that the flow rate through the skimmers removes debris from the water surface.(e) The minimum acceptable width for the intake throat of a wading pool's skimmer, measured at the weir location, shall be 5 inches.(f) Where surface skimmers are used as the sole overflow system, one surface skimmer shall be provided for each 100 square feet or fraction thereof of the wading pool's surface area with no less than 2 skimmers total.(g) The circulation system shall maintain wading pool water quality in accordance with Env-Wq 1108.12 and Env-Wq 1108.13.(h) Recreational features such as small slides and toy animals placed within a wading pool shall not interfere with the proper water circulation in the wading pool.N.H. Code Admin. R. Env-Wq 1111.04
Derived from Volume XLI Number 19, Filed May 13, 2021, Proposed by #13198, Effective 5/1/2021, Expires 5/1/2031 (see Revision Note #3 at chapter heading for Env-Wq 1100) (formerly Env-Wq 1108.04)