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?

8,229 locations

+33 new sample locations added in the past 30 days

Kipawa lake: Kipawa Lake at Jawbones Bay

Quebec, Canada

Waterbody Type:
Lake
Last observed: August 18, 2025
Monitored since: July 17, 2019
7 Observations
0 Issues

River Loddon: Bartons Mill

Basingstoke, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: August 18, 2025
Monitored since: January 15, 2025
9 Observations
0 Issues

Turkey Brook: Turkey Street (Downstream)

London, Enfield, United Kingdom

Waterbody Type:
Stream
Last observed: August 18, 2025
Monitored since: February 26, 2024
22 Observations
0 Issues

Turkey Brook: Turkey Street (Upstream)

London, Enfield, United Kingdom

Waterbody Type:
Stream
Last observed: August 18, 2025
Monitored since: February 26, 2024
22 Observations
0 Issues

The Ching: Vincent Road

London, Waltham Forest, United Kingdom

Waterbody Type:
Stream
Last observed: August 18, 2025
Monitored since: December 14, 2023
26 Observations
0 Issues

Kipabiskau: Kipabiskau Lake - 600m southeast of Kipabiskau Regional Park

Saskatchewan, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 5, 2018
32 Observations
0 Issues

Evan's Creek: Evan's Creek

Thessalon, Ontario, Canada

Waterbody Type:
Creek
Last observed: August 17, 2025
Monitored since: July 18, 2025
4 Observations
0 Issues

Lac Maskinongé: Fosse M2

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 21, 2021
20 Observations
0 Issues

Lac Maskinongé: Fosse M3

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 11, 2022
19 Observations
0 Issues

Lac Maskinongé: Fosse M1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 21, 2021
21 Observations
0 Issues

Good Spirit Lake: Burgis Beach

Saskatchewan, Canada

Waterbody Type:
Unknown
Last observed: August 17, 2025
Monitored since: July 1, 2024
7 Observations
0 Issues

Lac des Épinettes: Fosse EP1

Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 12, 2021
20 Observations
0 Issues

Lake Superior / Michipicoten River Mouth: Naturally Superior Lodge and Bed and Breakfast

Michipicoten, Ontario, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: July 10, 2017
3 Observations
0 Issues

Black Creek: Black Creek at Stevensville Pump Station (downstream)

Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 17, 2025
Monitored since: February 27, 2025
5 Observations
0 Issues

Hawk Lake: Hawk Lake boat launch (HL-WM-D)

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: July 31, 2022
14 Observations
0 Issues

Erith Marshes: Erith Marshes outflow to Thames

Erith, England, United Kingdom

Waterbody Type:
Channel
Last observed: August 17, 2025
Monitored since: July 18, 2025
2 Observations
0 Issues

Erith Marshes: Burnett Road, Erith

Erith, England, United Kingdom

Waterbody Type:
Channel
Last observed: August 17, 2025
Monitored since: July 18, 2025
3 Observations
0 Issues

River Loddon: Longbridge Mill

Sherfield On Loddon, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: August 17, 2025
Monitored since: February 21, 2025
9 Observations
0 Issues

Loon Lake: Loon Lake West Shore

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: June 17, 2023
31 Observations
0 Issues

Bras d'Or Lake: Ross Ferry Marine Park

Ross Ferry, Nova Scotia, Canada

Waterbody Type:
Estuary
Last observed: August 16, 2025
Monitored since: July 13, 2025
4 Observations
0 Issues

Ching Brook: Footbridge near Rangers Road

Buckhurst Hill, Essex, United Kingdom

Waterbody Type:
Stream
Last observed: August 16, 2025
Monitored since: July 14, 2024
37 Observations
0 Issues