Dataset

Winter Chloride Watch

Dataset by National Great Rivers

Dataset summary

Observations

  • 29 January 2025

    North Aurora Riverfront Park by Maura Canzano

    There was ice along the riverbank, extending several feet into the river, at the normal collection spot so I walked approximately 85 feet south. Water was collected underneath the State Street Bridge.

  • 29 January 2025

    Trout Pond Outlet by Luke Baldwin

    Very icy snow fall January 14th that required lots of road salting, and freezing temperatures leading up to thaw.

  • 29 January 2025

    Powers Creek by Luke Baldwin

    Very icy snow fall January 14th that required lots of road salting, and freezing temperatures leading up to thaw.

  • 29 January 2025

    Tyler Creek Forest Preserve by Suzi Myers

    Creek was frozen over so I was unable to take a sample.

  • 29 January 2025

    Apple River in Apple River Canyon State Park by Erik Nichols

    Heavy ice has covered this area of the river for a few weeks. Sample taken through a small melt-hole at the shoreline on first substantial day of melting. No precipitation or significant road salt application in the previous week.

  • 28 January 2025

    West Ridge Nature Park Pond- North by Margaret (Maggie) Scholle

    Moved sampling site about 5m to the left (east) due to ice at original sampling site. Some sediment in water above ice, only a few cm above the ice could be collected for sampling.

  • 28 January 2025

    East Branch DuPage River at Churchill Woods by Beth Peluse

  • 28 January 2025

    Springbrook Creek @ S Maple Ave, Itasca by Elizabeth Bolivar

    Had to collect on other-side of roadway under bridge due to ice. This was about 20ft from where i normally collect.

  • 28 January 2025

    Spring Brook Creek near Leverenz Rd. and Gateshead Dr. by Erin Bellassai

    Ice was entirely obscuring the area where I usually sample, so I had to go down the creek about 500 ft.

  • 28 January 2025

    Molitor Bridge at Indian Creek by Amanda Munoz

    About 2/3 of the width was iced over with water running quickly over the uniced rocky side part where I took the sample.