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MS4 Permits
Illicit discharge detection and elimination (IDDE) is part of the Municipal Separate Storm Sewer (MS4) Permit, and annual IDDE outfall inspections are required for all regulated MS4 communities to ensure that stormwater discharges do not pollute our waters. Learn how R/M can support your community in collecting accurate inspection data!
It’s February in Wisconsin, and you know what that means! ‘Tis the season for polar vortexes, snow blowers, and MS4 Annual Reports. All permittees must submit their 2020 Municipal Separate Storm Sewer System (MS4) Annual Report to the Wisconsin Department of Natural Resources (WDNR) by March 31, 2021 .
Navigating the path toward effective storm water management is essential to protecting the health of your residents, preserving your community’s natural resources, and safeguarding local homes, businesses, and infrastructure against the catastrophic damage caused by flooding and erosion. To help guide you in your efforts, we’ve compiled a list of a few of the best resources available for communities at every step of the process.
In March 2018, the Milwaukee River Basin TMDL (Total Maximum Daily Load) was updated to include specified limits for bacteria. The TMDL states that 90% of fecal pollution found in the river basin is attributed to a combination of rural and urban runoff from unknown sources. These pollutants enter the storm sewer system and flow untreated toward local streams, lakes, and wetlands, posing an ongoing threat to the overall health of our communities. Learn how R/M can help your community minimize the impact of bacteria in your waterways.
The Wisconsin Department of Natural Resources released a public notice for the proposed MS4 General Permit No. WI-S050075-03 on February 25, 2019. Proposed changes to this permit may require changes to MS4 programs. Keep reading to learn how these changes could impact your municipality.
