Quick and easy access to recreational privileges in Iowa, including hunting, fishing, and specialty licenses:
Purchase Your Licenses Online
Buy your Hunting and Fishing license online today! We offer multi-year packages and combos for whatever you need to stay licensed.
Support conservation in Iowa by buying a natural resource plate for your vehicle.
Make your online reservation for state park cabins, camping sites and lodges.
Iowa DNR Customer Service
Mon - Fri, 8:00am - 4:30pm CST
Submit Online Inquiry
Information / Records Requests
Contact Information by County
Posted 05/19/16 Corrective Action Plan Approvals at LUST Sites
Soil Samples – Mtbe Analysis No Longer Required
Consideration for Managing Contaminated Soil in Iowa
Laser Induced Fluorescence (LIF) Reports
Laboratories and Quantitation Limits
Monitoring Well Soil Sampling
Soil Sampling Guidance For Non-High Risk Sites
Groundwater Sampling at UST Closure
Chemical Injection Permits
Soil Percentage Reduction
** The Document Library below is sorted by posting date with the year of the posting at the beginning.
Historic Groundwater Professional Bulletin Board Postings - These postings are still relevant, however, they have been separated from the current postings, which still appear on the Groundwater Professional Bulletin Board because they are covered in the updated Tier 2 Guidance document and no longer require a separate notice.