/-76.184921,45.045818,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
My home
Mississippi lake, Carleton Place
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173 Datapoints
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14 Observations
- Monitored since: 27 June 2025
- Last observation on: 12 July 2026
- Data collector: Lise Boulay
Latest water quality data added
646,908 datapoints at 9,277 locations
+662 new locations added in the last 30 days
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View trends at this location
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/-84.392966,46.71839,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGR #6 - Goulais Mission Cemetery
Goulais River, Goulais River
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314 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-84.349042,46.731011,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGR #5 - Bridge on Highway 17
Goulais River, Goulais River
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327 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-84.285064,46.717384,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGR #4 - Turmaine Road at Water Survey of Canada Hydrometric Station
Goulais River, Goulais River
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306 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-84.089248,46.746845,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGR #3 - PRIVATE ACCESS off on Highway 556
Goulais River, Searchmont
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331 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-84.050372,46.775824,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGR #2 - Searchmont Bridge on Highway 532
Goulais River , Searchmont
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355 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-83.971686,46.855401,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this location-
334 Datapoints
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9 Observations
- Monitored since: 17 May 2026
- Last observation on: 12 July 2026
- Data collector: Jenn C
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/-80.009093,44.705236,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationAt the entrance at concession 11
Spring run off Pond/creek, Tiny
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31 Datapoints
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3 Observations
- Monitored since: 15 June 2025
- Last observation on: 12 July 2026
- Data collector: Cawaja Beach Georgian Bay
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/-60.943737,46.189602,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationMiddle River
Middle River, Baddeck
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521 Datapoints
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38 Observations
- Monitored since: 15 May 2025
- Last observation on: 12 July 2026
- Data collector: Sharon Morrow
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/0.016257,51.621835,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationNewgate Street
The Ching, Buckhurst Hill
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889 Datapoints
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91 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 July 2026
- Data collector: Martin Curry
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/0.019402,51.625457,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationD/S Whitehall Rd
The Ching, Buckhurst Hill
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917 Datapoints
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93 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 July 2026
- Data collector: Martin Curry
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/0.019922,51.626392,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWhitehall Outfalls
The Ching, Buckhurst Hill
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923 Datapoints
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92 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 July 2026
- Data collector: Martin Curry
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/-0.292823,51.581297,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationImperial Way Bridge - Lindsay Drive Roundabout
Wealdstone Brook, London
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346 Datapoints
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20 Observations
- Monitored since: 07 April 2025
- Last observation on: 12 July 2026
- Data collector: Alistair Young
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/-0.293165,51.5818,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFalcon Way bridge - Lindsay Drive roundabout
Wealdstone Brook, Harrow
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309 Datapoints
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16 Observations
- Monitored since: 19 August 2025
- Last observation on: 12 July 2026
- Data collector: John Poole
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/0.019638,51.626279,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWhitehall Outfall 5b
River Ching, Buckhurst Hill
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769 Datapoints
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62 Observations
- Monitored since: 14 March 2025
- Last observation on: 12 July 2026
- Data collector: Harrison Tremain
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View trends at this location
Whitehall Outfall 5a
River Ching, Buckhurst Hill
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802 Datapoints
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62 Observations
- Monitored since: 14 March 2025
- Last observation on: 12 July 2026
- Data collector: Harrison Tremain
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/-0.188778,51.616235,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationOutfall at RMI Site
Dollis Brook , London
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298 Datapoints
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16 Observations
- Monitored since: 15 June 2025
- Last observation on: 12 July 2026
- Data collector: Judith Howlett
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/-0.188847,51.616455,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationRiverside Park (Upstream)
Dollis Brook, London
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538 Datapoints
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41 Observations
- Monitored since: 20 May 2023
- Last observation on: 12 July 2026
- Data collector: Alistair Young
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/-0.189024,51.616017,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationRiverside Park (Downstream)
Dollis Brook, London
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454 Datapoints
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37 Observations
- Monitored since: 20 May 2023
- Last observation on: 12 July 2026
- Data collector: Alistair Young
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/-117.343249,47.675964,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationDownstream of Upriver Dam to Greene Street Bridge
Spokane River, Spokane
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23 Datapoints
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1 Observations
- Monitored since: 12 July 2026
- Last observation on: 12 July 2026
- Data collector: Marc Fryt
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