N.H. Code Admin. R. Env-Wq 1502.35
“In-ground basin” means a basin that is in the ground but open to the atmosphere.
Source. #9343, eff 1-1-09; ss by #12342, eff 8-15-17 (formerly Env-Wq 1502.33); ss by #14472, eff 1-19-26, EXPIRES: 1-19-36 (formerly Env-Wq 1502.37)