N.H. Admin. Code § Env-Wq 1102.51
"Public bathing place" means a place or location, together with buildings and equipment, intended or used for recreational or therapeutic bathing, swimming, or diving, and operated by or for any governmental subdivision, public or private corporation, partnership, association, or educational institution open to the public, members, or students, whether on a fee or free basis. The term includes public bathing facilities, flow-through bathing places, and designated beaches. The term does not include any bathing place that serves 3 or fewer living units and that is used only by the residents of the living units and their guests and does not include any non-recirculating structure that uses potable water as its sole water source.
N.H. Admin. Code § Env-Wq 1102.51
(See Revision Note at chapter heading for Env-Wq 1100) #8468, eff 11-1-05