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?

7,696 locations

+86 new sample locations added in the past 30 days

Trout Lake: NorthWest dock at dog beach

Vancouver, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: November 26, 2024
Monitored since: June 3, 2022

Twelve Mile Creek: Short Hills Provincial Park - Black Walnut Trail bridge

St. Catharines, Ontario, Canada

Waterbody Type:
Creek
Last observed: November 26, 2024
Monitored since: October 29, 2024

Twelve Mile Creek: Merritt Trail/Participark Trail

St. Catharines, Ontario, Canada

Waterbody Type:
Creek
Last observed: November 26, 2024
Monitored since: October 29, 2024

Tyler Creek: Tyler Creek Forest Preserve

Elgin, Illinois, United States

Waterbody Type:
Creek
Last observed: November 26, 2024
Monitored since: October 24, 2023

Martindale Pond: Henley Island Canoe Launch

St. Catharines, Ontario, Canada

Waterbody Type:
Pond
Last observed: November 26, 2024
Monitored since: October 29, 2024

Frenchman's Creek: Frenchman's Creek Footbridge along Niagara Parkway

Ontario, Canada

Waterbody Type:
Creek
Last observed: November 26, 2024
Monitored since: October 29, 2024

Costons Upper Northolt: Costons Brook Northolt

London, Ealing, United Kingdom

Waterbody Type:
Stream
Last observed: November 26, 2024
Monitored since: February 15, 2024

Upper Costons Northolt West: Upper Costons Northolt Green West

London, Ealing, United Kingdom

Waterbody Type:
Stream
Last observed: November 26, 2024
Monitored since: February 15, 2024

Black Creek ( River ): Black River marsh outlet from stream

Milford, Ontario, Canada

Waterbody Type:
Creek
Last observed: November 26, 2024
Monitored since: March 22, 2019

Cranleigh Waters: Redcroft Walk / Horsham Road

Cranleigh, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 26, 2024
Monitored since: November 25, 2023

River Wey: DragonFly

Waverley Borough, Surrey, United Kingdom

Waterbody Type:
River
Last observed: November 26, 2024
Monitored since: February 25, 2022

Swan Creek: Allotment Gardens

Esquimalt, British Columbia, Canada

Waterbody Type:
Creek
Last observed: November 25, 2024
Monitored since: August 7, 2013

Blackberry creek: 3710

Yorkville, Illinois, United States

Waterbody Type:
Creek
Last observed: November 25, 2024
Monitored since: November 25, 2024

Sangamon River: Sangamon River at Reas Bridge

Decatur, Illinois, United States

Waterbody Type:
River
Last observed: November 25, 2024
Monitored since: November 22, 2022

Tributary of Classford Brook, next to Normandy Pond (no link at this point): Normandy Pond Stream

Normandy, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 25, 2024
Monitored since: June 23, 2023

Hodge Brook: Hodge Brook at Fox Corner Nature Reserve

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 25, 2024
Monitored since: July 29, 2023

Stanford Brook/Hoe Stream: Fox Corner Nature Reserve

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 25, 2024
Monitored since: July 29, 2023

Landings Wood Stream: Landings Wood Stream

Farncombe, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 25, 2024
Monitored since: July 31, 2023

Victoria Harbour: Point Ellice Bridge beach

Victoria, British Columbia, Canada

Waterbody Type:
Estuary
Last observed: November 24, 2024
Monitored since: November 24, 2024

Mill Pond: Mill Pond

Richmond Hill, Ontario, Canada

Waterbody Type:
Pond
Last observed: November 24, 2024
Monitored since: October 27, 2024

creek: MA101

Markham, Ontario, Canada

Waterbody Type:
Creek
Last observed: November 24, 2024
Monitored since: September 7, 2024