/-91.6085,41.561056,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
Belgum Grove
Dirty Face Creek #1 (E), Iowa City
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188 Datapoints
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12 Observations
- Monitored since: 26 November 2025
- Last observation on: 08 July 2026
- Data collector: Olivia G
Latest water quality data added
647,163 datapoints at 9,277 locations
+669 new locations added in the last 30 days
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View trends at this location
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/0.00869,51.618456,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationHatch Roundabout - Downstream
The Ching, London
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587 Datapoints
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44 Observations
- Monitored since: 21 March 2025
- Last observation on: 08 July 2026
- Data collector: Harrison Tremain
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/0.008952,51.618979,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationHatch Roundabout - Upstream
The Ching, London
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600 Datapoints
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45 Observations
- Monitored since: 21 March 2025
- Last observation on: 08 July 2026
- Data collector: Harrison Tremain
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/-79.031525,45.430323,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationDock
Rebecca Lake, Huntsville
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19 Datapoints
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1 Observations
- Monitored since: 07 July 2026
- Last observation on: 07 July 2026
- Data collector: Huntsville Public Library
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/-80.313774,43.317288,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGrand River near Footbridge Road
Grand River, Cambridge
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176 Datapoints
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7 Observations
- Monitored since: 23 November 2025
- Last observation on: 07 July 2026
- Data collector: Cameron Roth
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/-80.387315,43.386241,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBlair Trail near Fountain Street Bridge
Grand River, Cambridge
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173 Datapoints
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6 Observations
- Monitored since: 23 November 2025
- Last observation on: 07 July 2026
- Data collector: Cameron Roth
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/-90.42211,31.316706,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBogue Chitto River at Brights Bend, Pike County
Bogue Chitto River, Summit
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78 Datapoints
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5 Observations
- Monitored since: 25 April 2026
- Last observation on: 07 July 2026
- Data collector: Wes Ware
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/-84.530911,48.257655,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this location-
40 Datapoints
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3 Observations
- Monitored since: 18 May 2025
- Last observation on: 07 July 2026
- Data collector: Ty Hourtovenko
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/0.000129,51.604332,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBeech Hall Crescent CSO
River Ching, London
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975 Datapoints
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76 Observations
- Monitored since: 05 November 2024
- Last observation on: 07 July 2026
- Data collector: Martha Jeffery
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/-74.53428,45.074509,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSummerset Acres - Cameron's Point
St Lawrence River, Summerstown
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39 Datapoints
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2 Observations
- Monitored since: 04 July 2026
- Last observation on: 07 July 2026
- Data collector: Derek Pulice
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/0.000755,51.604636,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBeech Hall
The Ching, London
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1,015 Datapoints
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93 Observations
- Monitored since: 08 December 2023
- Last observation on: 07 July 2026
- Data collector: Alistair Young
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/-1.70262,55.02207,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWoolsington Ponds
Whorlton Brook, Newcastle Upon Tyne
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85 Datapoints
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3 Observations
- Monitored since: 30 April 2026
- Last observation on: 07 July 2026
- Data collector: Simon Browning
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/-1.70261,55.0222,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWoolsington Ponds
Ouseburn, Newcastle Upon Tyne
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84 Datapoints
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3 Observations
- Monitored since: 30 April 2026
- Last observation on: 07 July 2026
- Data collector: Simon Browning
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/-76.171067,45.061851,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationMississippi Lake - by Willis Island
Mississippi Lake, Carleton Place
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870 Datapoints
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63 Observations
- Monitored since: 23 June 2020
- Last observation on: 07 July 2026
- Data collector: Jim Alexander
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/-76.173148,45.061715,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSinclair Shore - Dock
Mississippi Lake, Carleton Place
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931 Datapoints
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67 Observations
- Monitored since: 16 June 2020
- Last observation on: 07 July 2026
- Data collector: Jim Alexander
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/-84.54782,48.33072,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSmithy Lake Boat Launch(Northwest Shore) - Magino Mine Reference Lake
Smithy Lake, Dubreuilville
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51 Datapoints
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4 Observations
- Monitored since: 05 November 2024
- Last observation on: 07 July 2026
- Data collector: Ty Hourtovenko
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/-76.180229,45.119572,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationMontgomery Shore/First Lake
Mississippi Lake, Carleton Place
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907 Datapoints
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63 Observations
- Monitored since: 18 July 2019
- Last observation on: 07 July 2026
- Data collector: Graham & Mary Whitelaw
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/-80.020823,44.710013,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationNorth side of the Point, near Walker pathway
Spring runoff Pond, Tiny
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23 Datapoints
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2 Observations
- Monitored since: 31 July 2025
- Last observation on: 07 July 2026
- Data collector: Cawaja Beach Georgian Bay
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/-80.014241,44.709715,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCawaja Beach
Nottawaga Bay, Tiny
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34 Datapoints
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4 Observations
- Monitored since: 31 July 2025
- Last observation on: 07 July 2026
- Data collector: Cawaja Beach Georgian Bay
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/-80.01051,44.707081,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationNear second entrance, previous known as the Jamieson pond.
Spring runoff Pond, Tiny
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34 Datapoints
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5 Observations
- Monitored since: 28 June 2025
- Last observation on: 07 July 2026
- Data collector: Cawaja Beach Georgian Bay
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