Locations

Locations are places where people have tested before. Click on any location report to view water health trends at that spot over time. What's this?

6,726 locations

+120 new sample locations added in the past 30 days

River des Peres: River des Peres at Fultz Field

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 12, 2013

River des Peres: River des Peres at Slay Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 12, 2013

River des Peres: River des Peres at Mona Terrace

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 5, 2013

River: Red deer river

Red Deer, Alberta, Canada

Waterbody Type:
River

River des Peres: River des Peres at Olive Blvd.

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 19, 2013

River des Peres: River des Peres at Woodson Road Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 5, 2013

Pebble Creek: Pebble Creek at MICDS

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: January 17, 2015

Monsanto-Sunswept Creek: Monsanto-Sunswept Creek at Chaminade HS

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 28, 2012

Meramec River tributary: Meramec River tributary N of Meramec Bottom Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 5, 2013

Mattese Creek tributary: Mattese Creek tributary at Theiss Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 29, 2014

Mattese Creek: Mattese Creek along 4800 block of Vermilion

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 8, 2013

Loon Lake : Loon Lake West Shore

Ontario, Canada

Waterbody Type:
Lake

Maline Creek tributary: Maline Creek tributary at Forestwood Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 13, 2016

Maline Creek: Maline Creek at Forestwood Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 30, 2012

Kiefer Creek: Kiefer Creek Downstream of Castlewood Park bridge

Ballwin, Missouri, United States

Waterbody Type:
Stream Monitored since: December 5, 2015

Hamilton Creek: Hamilton Creek at Highway 109

Eureka, Missouri, United States

Waterbody Type:
Stream Monitored since: December 4, 2013

Hamilton Creek: Hamilton Creek at Whitsetts Fork Road

Glencoe, Missouri, United States

Waterbody Type:
Stream Monitored since: December 4, 2013

Gravois Creek: Gravois Creek at Bayless

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 15, 2014

Qu’appelle River: Near Lumsden

Saskatchewan, Canada

Waterbody Type:
River Monitored since: August 11, 2021

Optimist Lake at Milkhouse Creek Mobile Alabama 36695: Optimist Lake

Mobile, Alabama, United States

Waterbody Type:
Creek

Optimist Lake at Milkhouse Creek Mobile Alabama 36695: Optimist Lake

Mobile, Alabama, United States

Waterbody Type:
Creek