Clean Sweep is an annual drop-off for HAZARDOUS CHEMICALS from homes, farms, and eligible businesses.

 Clean Sweep is open to all Rock County residents.  Due to high demand, advance registration is required for all events.

Next events will be in 2019.  We apologize for any inconvenience.  If you would like to receive a postcard announcement of events scheduled for 2019, leave your name, address, and call back phone number at 608-754-6617 ext. 4763 or ext. 4758.  If you have questions about what to do with materials in the meantime, please call us or your solid waste service.  

YEAR-ROUND SERVICE is available at Dane County Clean Sweep (608-838-3212) (non-Dane County resident fee of $75/trip, restrictions and large load fees may apply; no latex paint or electronics; not affiliated with Rock County Clean Sweep). 

BUSINESS Program (details at bottom).  

What not to bring:

All adjoining WI and IL counties have hazardous waste collections for their residents.  Programs are NOT AFFILIATED with Rock County, separate rates and rules apply. 

Business Program

Who can use Business Clean Sweep?  Any Wisconsin business, school or agency that generates under 220 pounds of hazardous waste in a month and stores less than 2,205 pounds of hazardous waste in a year may be eligible as a VSQG (Very Small Quantity Generator) to use a Clean Sweep drop-off site for the cost of disposal only - no vendor mobilization costs. Rock County Clean Sweep is not affiliated with Dane County Clean Sweep, programs may vary.

To use sites in Rock County: 

To use Dane County Business Clean Sweep (open year round):

  • Dane County Business Clean Sweep
  • Appointments required.
  • Disposal fees apply.
  • Ag chemical discount does not apply for Rock County farms or businesses that use Dane County service.


The mention of businesses is not an endorsement by Rock County Land Conservation Department or any agency associated with Clean Sweep. For corrections to content, please call Rock County Land Conservation Department, 608-754-6617 ext. 3.  Clean Sweep in Rock County is made possible though an annual grant from the Wisconsin Department of Ag, Trade and Consumer Protection and sustaining donations from the Cities of Beloit, Janesville, Edgerton; Towns of Fulton, La Prairie, Harmony, Bradford, Rock, Turtle, Beloit, Center, Clinton, Avon, Janesville, Lima, Porter, Magnolia; Village of Clinton; and Rock County.