Clay County joins partners to send technical comment on MPCA MS4 permit changes

Jun 17, 2026

County highway staff and partners raised technical and potential cost concerns about proposed MPCA MS4 permit updates and the board approved a joint comment letter to the MPCA to voice those concerns.

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Clay County approved a joint comment letter to the Minnesota Pollution Control Agency regarding proposed updates to MS4 (municipal separate storm sewer) permit requirements, with staff and city engineers warning that new total maximum daily load (TMDL) requirements could impose significant technical work and costs on local jurisdictions.

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