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IA HSB657
SB
Status
2/3/2026
Primary Sponsor
Agriculture
Click for details
AI Summary
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Prohibits the Iowa Department of Natural Resources from placing any water on the federal Clean Water Act Section 303(d) impaired waters list based on fecal indicator bacteria levels until conducting source tracking analysis
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Requires DNR to designate by percentage each animal species that has contributed to the bacterial impairment before listing a water body
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Allows the department to use microbial source tracking or other analysis methods to identify specific animal sources of pollution
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Amends Iowa Code section 455B.195, which governs the state's biennial compilation of impaired waters lists submitted to the EPA for approval
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Applies specifically to impairments caused by fecal indicator bacteria rather than other types of pollutants
Legislative Description
A bill for an act requiring the department of natural resources to identify specific animal sources of pollutants to a water of the state when determining the water's inclusion on a list of impaired waters.(See HF 2530.)
Last Action
Committee report approving bill, renumbered as HF 2530.
2/16/2026