Strategy documents

Progress reports

• 2016-2017 Annual Progress Report
  • Summary of the 2016-2017 Annual Progress Report (PDF, 2 pages, 2.6 MB)
  • Part One: Progress of the Iowa Nutrient Reduction Strategy (PDF, 60 pages, 4.9 MB)
  • Part Two: Reports Submitted by Partner Organizations (PDF, 89 pages, 676 KB)
    • Excel Workbook Version of Part Two (.xlsx, 204 KB)
  • Appendix B: 2016 Cover Crop User Survey Results (PDF, 23 pages, 104 KB)
  • Comments from stakeholders on the draft of the 2016-2017 Annual Progress Report
    (PDF, 13 pages, 158 KB)
• 2015-2016 Annual Progress Report (PDF, 44 pages, 6.3 MB)
  • Appendix C (PDF, 19 pages, 79 KB)
  • Appendix D (PDF, 83 pages, 1.5 MB)
    • For access to Appendix D (Partner Organization Reports) as an Excel workbook, please contact Laurie Nowatzke at lwissler@iastate.edu or 515-294-0527
• 2014-2015 Annual Progress Report (PDF, 37 pages, 1.8 MB)
  • Progress Report Attachment: WRCC/WPAC Activities (PDF, 108 pages, 4.3 MB)
• 2013-2014 Annual Progress Report (PDF, 19 pages, 873 KB)
  • Progress report appendix (PDF, 10 pages, 421 KB)
• 2014 Update to Science Assessment Practice List (PDF, 2 pages, 195 KB)

Supplemental documents

• Stream water-quality monitoring conducted in support of the Iowa Nutrient Reduction Strategy
  (PDF, 40 pages, 910 KB)
• Iowa Nutrient Reduction Strategy - Stream Water Quality Monitoring in Iowa
  (PDF, 2 pages, 571 KB, Oct 2016)
• Iowa Farmers and the Iowa Nutrient Reduction Strategy: 2015 Survey Results
  (PDF, 20 pages, 4.5 MB, Aug 2017)

• Assessment of the Estimated Non-Point Source Nitrogen and Phosphorus Loading from Agricultural Sources from Iowa During the 1980-96 Hypoxia Task Force Baseline Period 
  (PDF, 32 pages, 1.1 MB, Sep 2017)

• Nitrogen and Phosphorus Load Estimates from Iowa Point Sources During the 1980-96 Hypoxia Task Force Baseline Period
  (PDF, 37 pages, 2.5 MB, June 2018)

Revised version - December 2017

• Complete strategy document (PDF, 211 pages, 3.1 MB)
  • Executive Summary and Section 1: Policy Considerations and Strategy 
    (PDF, 33 pages, 395 KB)
  • Section 2: Nonpoint Source Nutrient Reduction Science Assessment 
    (PDF, 163 pages, 2.7 MB)
  • Section 3: Point Source Nutrient Reduction Technology Assessment 
    (PDF, 15 pages, 294 KB)

Revised version - September 2016

• Complete strategy document (PDF, 208 pages, 6.3 MB)
  • Executive Summary and Section 1: Policy Considerations and Strategy 
    (PDF, 32 pages, 1.1 MB)
  • Section 2: Nonpoint Source Nutrient Reduction Science Assessment 
    (PDF, 161 pages, 4.5 MB)
  • Section 3: Point Source Nutrient Reduction Technology Assessment 
    (PDF, 15 pages, 1 MB)

Revised version - October 2014

• Complete strategy document (PDF, 207 pages, 4.3 MB)
  • Executive Summary and Section 1: Policy Considerations and Strategy 
    (PDF, 32 pages, 358 KB)
  • Section 2: Nonpoint Source Nutrient Reduction Science Assessment 
    (PDF, 160 pages, 3.6 MB)
  • Section 3: Point Source Nutrient Reduction Technology Assessment 
    (PDF, 15 pages, 393 KB)

Revised version - May 2013

• Complete strategy document (PDF, 204 pages, 4.3 MB)
  • Executive Summary and Section 1: Policy Considerations and Strategy 
    (PDF, 30 pages, 274 KB)
  • Section 2: Nonpoint Source Nutrient Reduction Science Assessment 
    (PDF, 160 pages, 3.6 MB)
  • Section 3: Point Source Nutrient Reduction Technology Assessment 
    (PDF, 14 pages, 409KB)

First draft - November 2012

• Complete strategy document (PDF, 197 pages, 4.2 MB)
  • Executive Summary and Section 1: Policy Considerations and Strategy 
    (PDF, 26 pages, 435 KB)
  • Section 2: Nonpoint Source Nutrient Reduction Science Assessment 
    (PDF, 159 pages, 3.5 MB)
  • Section 3: Point Source Nutrient Reduction Technology Assessment 
    (PDF, 12 pages, 580KB)

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