N.H. Code Admin. R. Env-Wq 1502.16
“Earth material” means sand, silt, soil, mud, gravel, rock, or other such naturally-occurring material.
Source. #12342, eff 8-15-17; ss by #14472, eff 1-19-26, EXPIRES: 1-19-36 (formerly Env-Wq 1502.18)