Skip to main content
The University of Iowa
University of Iowa
College of Engineering

IIHR—Hydroscience and Engineering

Site Main Navigation

  • About
    • Director's Welcome
    • History
    • Archives
    • Community
    • Webcams
    • Employment
    • Employee Resources
  • Research
    • Centers & Programs
    • Rivers, Watersheds, & the Landscape
    • Fluid Mechanics & Structures
    • Health & the Environment
    • Information Systems
  • Facilities & Resources
    • Wave Basin & Towing Tank
    • Flumes & Wind Tunnels
    • Electronics & Mechanical Shops
    • Watersheds & Rivers
    • Laboratory & Large-Scale Models
    • Research Computing
  • Engineering Services
    • Physical Modeling
    • Computational Modeling
    • Fieldwork
    • Construction & Custom Fabrication
    • Design and Drafting
    • Flume Design
    • Featured Projects
  • Our Team
    • Faculty, Research Engineers, & Research Scientists
    • Research Support
    • Administrative Staff
    • Graduate Students & Postdocs
    • Advisory Board
    • Contact Us
  • News & Events
    • Communications & Publications
      • IIHR Currents 2023-24
      • IIHR Currents Archives
    • Events
  • Education & Outreach
    • Graduate Students
      • Scholarships & Fellowships
      • Fluids Laboratory
      • International Perspectives
    • Rouse Educational Films
Screenshot of Nitrate Concentrations

Breadcrumb

  1. Home
  2. All News

Warm weather, lack of frost partly why there's high nitrate levels this winter

Friday, January 16, 2026
WHO 13 News
https://who13.com/news/iowa-news/warm-weather-lack-of-frost-partly-why-theres-h…
The University of Iowa
University of Iowa

IIHR—Hydroscience and Engineering

 College of Engineering

100 C. Maxwell Stanley Hydraulics Laboratory
Iowa City, Iowa 52242-1585
Email: iihr@uiowa.edu
Office: 319-335-5237
Fax: 319-335-5238

Social Media

  • IIHR-Hydroscience & Engineering
  • IIHR Engineering Services
  • Facebook
  • X

Admin Login

Footer primary

  • Make a gift to IIHR
  • © 2026 The University of Iowa
  • Privacy Notice
  • UI Nondiscrimination Statement
  • Accessibility