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?

7,671 locations

+85 new sample locations added in the past 30 days

Gravois Creek: Gravois Creek at Union Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 16, 2012

Gravois Creek: Gravois Creek at Tesshire Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 15, 2013

Gravois Creek: Gravois Creek at Whitecliff Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 28, 2014

Grand Glaize Creek: Grand Glaize Creek at S Marshall Road

Valley Park, Missouri, United States

Waterbody Type:
Stream Monitored since: December 15, 2012

Grand Glaize Creek: Grand Glaize Creek at S 5th Street

Valley Park, Missouri, United States

Waterbody Type:
Stream Monitored since: December 15, 2012

Grand Glaize Creek: Grand Glaize Creek at Sulpher Springs Road

Ballwin, Missouri, United States

Waterbody Type:
Stream Monitored since: December 23, 2012

Forby Creek: Forby Creek at Old Forby Road

Eureka, Missouri, United States

Waterbody Type:
Stream Monitored since: January 21, 2013

Flat Creek: Flat Creek at Central Avenue

Eureka, Missouri, United States

Waterbody Type:
Stream Monitored since: January 19, 2013

Fishpot Creek: Fishpot Creek at Vance Trail Park

Valley Park, Missouri, United States

Waterbody Type:
Stream Monitored since: December 18, 2013

Fishpot Creek: Fishpot Creek at Treasure Cove

Ballwin, Missouri, United States

Waterbody Type:
Stream Monitored since: December 18, 2013

Fishpot Creek: Fishpot Creek at Hillsdale Road

Ballwin, Missouri, United States

Waterbody Type:
Stream Monitored since: December 18, 2013

Fishpot Creek: Fishpot Creek at Mockingbird Park

Ballwin, Missouri, United States

Waterbody Type:
Stream Monitored since: December 18, 2013

Engleholm Creek: Engleholm Creek at St. Vincent's Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 17, 2013

Engleholm Creek: Engleholm Creek at UMSL

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: January 2, 2016

Denny Creek: Denny Creek downstream of Conway Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: February 5, 2015

Denny Creek: Denny Creek upstream of Pillar Drive

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: January 17, 2015

Deer Creek tributary: Deer Creek tributary at Almentor Avenue

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 12, 2012

Deer Creek: Deer Creek at Litzsinger Road

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 12, 2012

Deer Creek: Deer Creek at Log Cabin Lane

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 28, 2012

Deer Creek: Deer Creek at Malcolm Terrace Park

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 28, 2012

Creve Coeur Creek: Creve Coeur Creek upstream of South Outer 40

Chesterfield, Missouri, United States

Waterbody Type:
Stream Monitored since: November 12, 2015