Dataset

Winter Chloride Watch

Dataset by National Great Rivers

Dataset summary

Observations

  • 1 June 2025

    DuPage River at Hammel Woods by Kaitlin Soto

    3 egrets, swallows, ducks and others flying around.

  • 1 June 2025

    Lippold Park - West Entrance by Far Syed

    A different view of the pond when it almost looks like a swamp, but due to this, it seems like the chloride level was higher than before, it was also 60 degrees, but the bird was amazing to look at, encouraging us to reduce the chloride levels as much as possible!

  • 31 May 2025

    North Aurora Riverfront Park by Maura Canzano

  • 31 May 2025

    Nippersink Creek @ Rte 12 (west of State Park Rd intersection) by Cindy Skrukrud

    Water was slow-moving with clumps and streaks of algae

  • 31 May 2025

    North Branch Nippersink Creek @ W Solon Rd by Cindy Skrukrud

    Streak of algae along bank (see photo)

  • 31 May 2025

    Big Rock Creek at Emmons Woods by Nancy Cinatl

  • 31 May 2025

    Oakhurst Forest Preserve South Shore Dock by DL Dosado

  • 31 May 2025

    Lake Run at Nelson Lake in Dick Young Forest Preserve by Maureen Mrenna

    Water level very low.

  • 31 May 2025

    Creek at Merry Meadows by James Weiss

    Measurement was below 32ppm of cl

  • 30 May 2025

    Blackberry Creek Forest Preserve by Ryan Kriz

    Creek water very muddy with a lot of mud mixed with the water in the cup used for collection

  • 30 May 2025

    DuPage River at Knoch Knolls Canoe/Kayak Launch by Alice Porfiropoulos

  • 30 May 2025

    Creek under Fairmount Ave, east side of bridge by Tom Prince

    The second test (using the last strip) came in slightly higher at 150 ppm.

  • 30 May 2025

    Lisle Community Park Boat Launch near Short St on East Branch DuPage River by S Neufelder

  • 30 May 2025

    Timber Trails Park pond by Michelle Besch