Collecting data in the field? We now have apps for iOS and Android. Visit the App Store or Google Play Store and search for "Water Rangers" Learn more

  • Sign up
  • Login
  • Data home
  • Explore data
    • Explore the map
    • Latest observations
    • View datasets
    • Points of interest
    • Contributing organizations
  • About
    • About
    • How to use this platform
    • Supported parameters
    • Preset forms
    • About volunteers
    • Data sharing
    • API
    • Support open access
  • Back to Water Rangers
  • Support open data
Organization

National Great Rivers

Dataset summary

  • 1 Datasets
  • 467 Locations
  • 42.1K Datapoints
  • 272 Contributors
  • Summary
  • Points of interest
  • About
  • Locations
  • Contributors

Recent photos

  • Chicago River North Branch Goose Island, 25 May 2025
  • East Branch Poplar Creek, 25 May 2025
  • East Branch Poplar Creek, 25 May 2025
  • Glen Crest Creek - Lincoln Hill, 23 May 2025
  • Glen Crest Creek - Lincoln Hill, 23 May 2025
  • West Branch Du Page River, 18 May 2025
  • West Branch Du Page River, 18 May 2025
  • West Branch Du Page River, 18 May 2025
  • Park 571 , 23 May 2025
  • Park 571 , 23 May 2025
  • Park 571 , 23 May 2025
  • Park 571 , 23 May 2025
  • Ping Tom Park Chicago, 23 May 2025
  • Ping Tom Park Chicago, 23 May 2025
  • Ping Tom Park Chicago, 23 May 2025
  • Ping Tom Park Chicago, 23 May 2025
  • South Branch of Kishwaukee River at N. 1st Street, 23 May 2025
  • South Branch of Kishwaukee River at N. 1st Street, 23 May 2025
  • South Branch of Kishwaukee River at N. 1st Street, 23 May 2025
  • Jon Duerr Forest Preserve Fox River, 22 May 2025
« First ‹ Prev … 159 160 161 162 163 164 165 166 167 … Next › Last »

Datasets

  • Winter Chloride Watch
  • Located at One Confluence Way East Alton, IL USA 62024, United States
  • Email dhaake@lc.edu
  • Phone 6184682784
  • Website Organization's website

Latest contribution

David Laslie on 2 May at Gartside Creek at Queen of Peace
  • English / Anglais
  • French / Francais
  • About us
  • Testing with Water Rangers
  • Water Rangers testkit store
  • Frequently asked questions
  • Questions or comments
  • Safety
  • Data deletion process
  • Terms and conditions
  • Privacy policy
  • Code of conduct
  • Facebook
  • Instagram
  • YouTube

© Water Rangers 2015 - 2026. Water Rangers non profit
Land acknowledgement

Open to Collaborate Notice:

Open to Collaborate Notice: Our institution is committed to the development of new modes of collaboration, engagement, and partnership with Indigenous peoples for the care and stewardship of past and future heritage collections. Learn more about Local Context notices.

Current funders

We gratefully acknowledge support from our funders. Support open access

  • RBC
  • <span class="translation_missing" title="translation missing: en.footer.gc_alt">Gc Alt</span>
  • Digital Research Alliance of Canada