Section 440.07 - Water Supply(1) An adequate quantity of water of safe potable quality shall be piped to each campsite. The water supply shall be obtained only from a source approved by the Department. Any campground restricted to tent camping and backpacking shall be exempt from 105 CMR 440.00 if an approved water supply is available within 1000 feet.(2)310 CMR 22.00: Drinking Water Regulations shall be complied with. Copies of 310 CMR 22.00 are available for inspection at the regional offices of the Department of Environmental Quality Engineering, at any local Water Department or Board of Health. Copies of 310 CMR 22.00 and 105 CMR 440.000 may be purchased from the Secretary of the Commonwealth.(3) No physical connection may exist between any pipe carrying water from a source approved in accordance with 105 CMR 440.07(1) and any pipe carrying water from any other source without the written approval of the Department. Such approval shall be subject to 310 CMR 22.22: Cross-Connection.(4) All pipes and pumps delivering drinking water shall be installed and maintained in good working order and in accordance with 248 CMR 2.00State Plumbing Code. The area surrounding a pump or hydrant used for water supply shall be maintained in a properly drained and sanitary condition.