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Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.

Owners/operators of construction activity must complete several steps before completing a permit application and beginning construction. These steps also help owners/operators determine their eligibility for coverage under the general permit.

The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.

In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.

Status of total maximum daily load (TMDL) projects in Minnesota.