Montpelier Wastewater Treatment Plant, Dog River Road, Montpelier VT 05602 / 802-223-9511. Free. I-89 Exit 8.
Newport Wastewater Treatment Plant, 94 T P Ln, Newport VT 05855 / 802-334-2124. Free.
Wastewater treatment plant at West St (US-4 Bus) and Greens Hill Ln. 802-773-1863. Free.
Pete’s RV Center, 4016 Williston Rd, South Burlington VT 05403 / 802-448-8544.
White River Junction
Quechee State Park, 764 Dewey Mills Rd, White River Junction VT 05001 / 802-295-2990. The state park is accessed from I-89 Exit 1 by following US-4 west about three miles. Open Memorial Day to October 15. $10 or less.