The City of Cambridge has a self-serve water filling station for those wishing to fill a water tanker truck.  The 24-hour water sales building is located at 601 Emerson Street North.  It is a credit-card reading system, the prices below include the cost of the water plus sales tax.

$1.00 = 100 Gallons   

$2.00 = 200 Gallons   

$5.00 = 500 Gallons   

$10.00 = 1,000 Gallons

$15.00 = 1,500 Gallons   

$20.00 = 2,000 Gallons   

Keep in mind that refunds will not be issued for any amounts not used.

You must provide your own 2" or larger hose, a two-inch Male coupler is provided.  You must have the hose in your tank before making your selection on the water-salesman for the amount to dispense, since the water turns on immediately once your purchase amount is selected.