/-102.343482,50.541061,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
End of dock
Round Lake,
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133 Datapoints
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12 Observations
- Monitored since: 04 June 2023
- Last observation on: 17 July 2026
- Data collector: Delmar Deren
Latest water quality data added
649,081 datapoints at 9,291 locations
+677 new locations added in the last 30 days
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View trends at this location
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/-79.091075,43.048969,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationIndustrial Park Drain off Chippawa Pkwy
Industrial Park Drain, Niagara Falls
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83 Datapoints
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3 Observations
- Monitored since: 03 May 2026
- Last observation on: 17 July 2026
- Data collector: Sarah Ward
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/-79.121491,43.046416,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationOakwood Drive QEW Underpass
Welland River, Niagara Falls
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61 Datapoints
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2 Observations
- Monitored since: 03 May 2026
- Last observation on: 17 July 2026
- Data collector: Sarah Ward
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/-1.992297,53.894496,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSutton Beck
Eastburn Beck, Keighley
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48 Datapoints
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2 Observations
- Monitored since: 02 May 2026
- Last observation on: 17 July 2026
- Data collector: Sam Riley-Gunn
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/-83.88745,46.338,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationStobie Creek Old Hwy Bridge
Stobie Creek, Desbarats
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36 Datapoints
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3 Observations
- Monitored since: 21 May 2026
- Last observation on: 17 July 2026
- Data collector: Janice Fairfax
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/-83.88576,46.33473,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationStobie Creek Fishing Spot
Stobie Creek, Tacheng Diqu
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35 Datapoints
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3 Observations
- Monitored since: 21 May 2026
- Last observation on: 17 July 2026
- Data collector: Janice Fairfax
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/-83.884106,46.332328,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationStobie Creek Mouth
Stobie Creek, Bruce Mines
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35 Datapoints
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3 Observations
- Monitored since: 21 May 2026
- Last observation on: 17 July 2026
- Data collector: Janice Fairfax
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/-83.880559,46.315891,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationArchibald Dock
Lake Huron, Bruce Mines
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370 Datapoints
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27 Observations
- Monitored since: 30 May 2022
- Last observation on: 17 July 2026
- Data collector: Corinne Wilkerson
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/-0.265971,50.906611,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSCN Woods Mill
Woods Mill Stream, Henfield
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95 Datapoints
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5 Observations
- Monitored since: 27 March 2026
- Last observation on: 17 July 2026
- Data collector: Jo Owens
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/-0.173204,51.003086,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBolney
Copyhold Stream, Haywards Heath
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94 Datapoints
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5 Observations
- Monitored since: 19 March 2026
- Last observation on: 17 July 2026
- Data collector: Jo Owens
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/-0.260732,51.357527,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationDownstream Stepping Stones
Hogsmill, Epsom
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456 Datapoints
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24 Observations
- Monitored since: 22 June 2024
- Last observation on: 17 July 2026
- Data collector: Georgina Fauconier
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/0.009023,51.608856,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationThe Charter Road (Gordon Avenue)
The Ching, London
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1,529 Datapoints
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101 Observations
- Monitored since: 16 November 2023
- Last observation on: 17 July 2026
- Data collector: Alistair Young
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/0.009555,51.613892,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationHighams Park Lake
The Ching, London
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1,489 Datapoints
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103 Observations
- Monitored since: 17 January 2024
- Last observation on: 17 July 2026
- Data collector: Alistair Young
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/-0.257835,51.356304,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGreen Lanes A (downstream of old green lanes stream)
Hogsmill, Epsom
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425 Datapoints
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22 Observations
- Monitored since: 22 November 2024
- Last observation on: 17 July 2026
- Data collector: Georgina Fauconier
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/-89.642172,32.665102,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationOld Highway 13 Bridge
Pearl River, Lena
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3,094 Datapoints
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218 Observations
- Monitored since: 19 September 2018
- Last observation on: 16 July 2026
- Data collector: William W Mitchell
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/-89.526472,32.707,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationHighway 35 Bridge
Pearl River, Carthage
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3,141 Datapoints
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223 Observations
- Monitored since: 03 October 2018
- Last observation on: 16 July 2026
- Data collector: William W Mitchell
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/-77.337828,43.951119,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationPublic Boat Launch at Wellington Harbour on West Lake
West Lake, Wellington
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170 Datapoints
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19 Observations
- Monitored since: 10 April 2019
- Last observation on: 16 July 2026
- Data collector: Don Ross
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/-90.107181,32.348951,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFannye Cook Natural Area
Hog Creek Tributary, Brandon
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825 Datapoints
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51 Observations
- Monitored since: 25 May 2022
- Last observation on: 16 July 2026
- Data collector: Abby Braman
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/-90.100744,32.365065,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWestbrook Rd
Pearl River, Brandon
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1,215 Datapoints
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71 Observations
- Monitored since: 28 April 2021
- Last observation on: 16 July 2026
- Data collector: Abby Braman
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/-90.113146,32.339542,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFannye Cook Natural Area
Hog Creek, Jackson
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693 Datapoints
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43 Observations
- Monitored since: 25 May 2022
- Last observation on: 16 July 2026
- Data collector: Abby Braman
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