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Iowa Fishing Report
State of Iowa —
The Iowa Department of Natural Resources issues a weekly fishing report on Thursdays in an effort to provide the latest information heading into the weekend. The... -
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Iowa AQuIA Water Quality Database
State of Iowa —
The Iowa Department of Natural Resources is responsible for developing and delivering consistent, unbiased information about the condition of Iowa's surface and... -
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2016 Impaired Streams of Iowa
State of Iowa —
This dataset contains line work representing streams and rivers listed as "impaired" in Iowa's 2016 Section 305(b) Water Quality Assessment and the 303(d) Impaired... -
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Use Assessment & Attainability Analysis
State of Iowa —
As part of bringing Iowa’s water quality standards into compliance with the federal Clean Water Act, the Iowa Department of Natural Resources assigns designated uses... -
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Major Water Sources in Iowa - Streams
State of Iowa —
The Major Water Sources list was created by IDNR to address concerns that new confinements would be constructed within view of "floatable/canoeable" rivers. The...