MN HF3793

Large industrial or commercial water users must apply for their own water-use permit rather than modifying a municipal permit if new or additional consumptive use exceeds 100,000,000 gallons per year or 50% of a municipality's current authorized annual appropriation volume

Commissioner must post draft permits on department website and provide at least 30 days for public comment, with notice to applicants, registered parties, and all municipalities within the same USGS Hydrologic Unit Code 8 watershed

Aquifer testing may be required when the commissioner determines results are necessary to protect public health, safety, and welfare; test results must be included in any related environmental review under chapter 116D

Large water users exceeding the thresholds must report water appropriations monthly by the 15th of each month, rather than the standard annual reporting deadline of February 15

Applies to data centers with consumptive use exceeding 100,000,000 gallons per year, requiring consideration of water conservation technologies including water-efficient fixtures, recycling systems, closed-loop systems, and watershed restoration measures