RSA 228:34 Private Water Supplies.

When there is a complaint that privately owned water supplies have been destroyed or rendered unfit for use as water supplies because of construction or maintenance operations on the state highway systems, the commissioner shall investigate and determine the extent, if any, of state responsibility.
I. Upon determination that there is state responsibility the commissioner may authorize the use of highway funds to:
(a) Replace or repair the damage to the water supplies, or
(b) Pay damages in lieu of replacement or repair, or
(c) Purchase real property in lieu of replacement or repair, or
(d) Enter into agreements with water departments or governmental units to assist in extending water lines or establishing new water systems.
II. The commissioner ma