The Village of Grafton wastewater treatment plant accepts ‘hauled in’ waste including holding tank and septic tank waste volumes from Ozaukee and Washington Counties. Acceptance is limited to domestic septage only. The septage dumping site is located at the wastewater treatment plant, 1900 Ninth Avenue in Grafton. All septage haulers are required to have a dumping permit through the Utility Office. $100 annual fee per truck, this includes one gate access card for each truck. (Additional gate access cards available if lost or stolen at a cost of $25 each)
Waste dumping hours are 6:00 a.m. through 5:00 p.m. Monday through Friday, and Saturday 6:00 a.m. - 12:00 p.m. Any emergency or after-hour dumping must be approved in advance and carries an additional surcharge fee of $25 per load. In addition to your access card, dump slips furnished by the Utility Office must be completed for each load and should be turned in weekly at the Utility Office.
Current rates (2018) for septage dumping are as follows:
Fixed Charge: $5.00 per load dumped
Holding Tank Rate: $7.50 per 1000 gallons
Septic Tank Rate: $45.00 per 1000 gallons