Dataset

Winter Chloride Watch

Dataset by National Great Rivers

Dataset summary

Observations

  • 23 February 2025

    Bourbonnais Creek Upstream by ONU Earth & Space Sciences River Keepers

    Signifigant melting of ice on the creek. Very sunny and temperature is much warmer.

  • 23 February 2025

    Apple River in Apple River Canyon State Park by Erik Nichols

    Second sample taken at site confirming 1.4 Quantab units (35 mg/L Chloride).

  • 23 February 2025

    Clear Creek, South of E Canyon Rd bridge (downstream) by Erik Nichols

    Sample taken ~5m. upstream due to ice cover. Second sample taken which confirmed 0.8 Quantab units (0.0 Chloride).

  • 22 February 2025

    Bourbonnais Creek Upstream by ONU Earth & Space Sciences River Keepers

  • 22 February 2025

    DuPage River Park - Small Pond - Site 2 by Leah Gladkowski

    Sample was taken at 2:33 pm. There was a little bit of ice on the far side. Water levels looked low.

  • 22 February 2025

    Richland Creek @ Centennial Park by Greg Kimutis

    Creek south of crossing hwy 159 no ice.

  • 21 February 2025

    Blackberry Creek at Barnes Forest Preserve by Doug Sibon

    Second test was the same. 85 ppm.

  • 21 February 2025

    Bliss Woods -Blackberry Creek by Brenda Sibon

    Duplicate test strip: 85PPM. (Same as original)

  • 21 February 2025

    Ratt Creek at Hanson Rd by Brad Andresen

    results above testing limit for test strip. Therefore, the actual chloride level is above 641ppm.

  • 21 February 2025

    Hickman's Creek @ Zingg & Seager Rd. by Greg Kimutis

    Some open water where there is a riffle