Dataset

Winter Chloride Watch

Dataset by National Great Rivers

Dataset summary

Observations

  • 27 May 2025

    East Branch DuPage River at Hidden Lake Forest Preserve by Mark Thomas

  • 27 May 2025

    Glen Crest Creek at Willowbrook Forest Preserve by Mark Thomas

  • 27 May 2025

    Fox River-Route 14 by Anna Niedzinski

    Duplicate test performed at this test site. Duplicate result was 125 ppm.

  • 27 May 2025

    Sugar Run Creek by Loretta Cerkvenik

    I have test strips that expire in September so I will do random tests during the summer to use them up.

  • 27 May 2025

    Ewing Park II Sugar Creek Monitoring Site by Katie Vogler

    Lots of road construction nearby. Roads being torn up and re-asphalted

  • 27 May 2025

    Kenyon Woods Forest Preserve by Michelle Besch

    Not able to access water. Access point dry. Second time this month.

  • 27 May 2025

    Fairview Park Sugar Creek Stewards Monitoring Site by Katie Vogler

    Construction on the skating area of the park, downstream from collection point.

  • 27 May 2025

    Bloomington Normal Water Reclamation District (BNWRD) Sugar Creek Monitoring Site by Katie Vogler

  • 27 May 2025

    Salt Creek Park Forest Preserve by Tom Kubica

    1 Mourning dove, 1 Red-bellied woodpecker, 1 Northern flicker, 2 Eastern wood pewee, 1 Red-eyed vireo, 3 Tree swallow, 6 American robin, 2 Song sparrow, 1 Baltimore oriole, 5 Red-winged blackbird, 3 Brown-headed cowbirds, 1 northern cardinal, 1 Rose-breasted grosbeak, 2 squirrels.

  • 27 May 2025

    Bensenville at Irving by Tom Kubica

    1 Mallard duck, 2 House Sparrows, 1 American Goldfinch, 1 Song Sparrow, 2 Red-winged blackbirds.

  • 27 May 2025

    Flint Creek-Grassy Lake Forest Preserve Trail Bridge by Anna Niedzinski

    Duplicate test performed at site visit; duplicate result was 284 ppm.

  • 27 May 2025

    Evans Field - Des Plaines River -Trail Marker 215 by Serena Pesch

  • 26 May 2025

    East Branch DuPage River at East Branch Forest Preserve by Ralph Watkins

  • 26 May 2025

    Salt Creek S Elmhurst canoe launch by Andrea Studzinski

  • 26 May 2025

    Saint Joseph Creek by Robert Swirsky

    A construction project started just upstream of the test site with the machines and materials staged near the bank of the creek.

  • 25 May 2025

    Canoe Launch at DuPage River Greenway by Nefertari Jones

  • 25 May 2025

    Lily Cache Creek at Rockhurst Rd by Nefertari Jones

  • 25 May 2025

    Ron Haimbaugh by Ron Haimbaugh

    Saw a frog and some fish. There is some trash in the water that I will try to remove on my next visit. In the nearby pond I observed a very large painted turtle. Oh, water level in the creek was low. We are behind on our rain.