N.H. Code Admin. R. Env-Wq 1002.74
“Surface waters” means rivers, perennial streams, lakes, ponds, reservoirs, and tidal waters within the jurisdiction of the state. The term does not include non-tidal drainage ditches which were designed, built, and used to convey wastewater or stormwater nor constructed wetlands, lagoons, and other treatment systems designed and built solely as wastewater or stormwater treatment systems.
Source. #14486, eff 2-1-26, EXPIRES: 2-1-36