/-1.496061,53.846957,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
Great Heads Beck 2
Great Heads Beck, Roundhay Park, Leeds
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302 Datapoints
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14 Observations
- Monitored since: 25 January 2025
- Last observation on: 27 February 2026
- Data collector: Jane Stanbury
Latest water quality data added
579,140 datapoints at 9,351 locations
+559 new locations added in the last 30 days
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View trends at this location
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/-0.491737,51.138645,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationKnowle Park
Cranleigh Waters, Cranleigh
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424 Datapoints
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26 Observations
- Monitored since: 26 November 2023
- Last observation on: 27 February 2026
- Data collector: Kat Kavanagh
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/-0.088098,50.905361,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSCN Downsview Westmeston
Plumpton Stream, Hassocks
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38 Datapoints
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2 Observations
- Monitored since: 26 January 2026
- Last observation on: 27 February 2026
- Data collector: Jo Owens
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/-1.4906,53.840108,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGreat Heads Beck 3
Great Heads Beck, Roundhay Park, Leeds
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305 Datapoints
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14 Observations
- Monitored since: 25 January 2025
- Last observation on: 27 February 2026
- Data collector: Jane Stanbury
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/-88.209937,41.607192,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationDuPage River Electric Park Launch
DuPage River, Plainfield
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55 Datapoints
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11 Observations
- Monitored since: 27 November 2023
- Last observation on: 26 February 2026
- Data collector: Lea Rodbarry
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/-90.678549,40.447836,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationKilljordan creek
Stream, Macomb
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20 Datapoints
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5 Observations
- Monitored since: 31 January 2026
- Last observation on: 26 February 2026
- Data collector: Jumoke Ogunremi
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/-90.695502,40.473087,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWigwam Hollow Creek, beside Indian Trail St, Macomb.
Wigwam Hollow Creek, Macomb
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24 Datapoints
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3 Observations
- Monitored since: 30 January 2026
- Last observation on: 26 February 2026
- Data collector: Jumoke Ogunremi
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/-78.909095,42.91428,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationNichols Dock
Niagara River, Fort Erie
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28 Datapoints
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1 Observations
- Monitored since: 26 February 2026
- Last observation on: 26 February 2026
- Data collector: Kyle Johnston
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/-87.985049,41.780544,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSt. Joseph's Creek @ 59th & Williams Street
St. Joseph's Creek, Downers Grove
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136 Datapoints
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18 Observations
- Monitored since: 21 December 2023
- Last observation on: 26 February 2026
- Data collector: Jon Yeater
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/-90.232365,38.960143,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCreek at Merry Meadows
Rocky Fork Tributary, Godfrey
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117 Datapoints
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18 Observations
- Monitored since: 31 December 2023
- Last observation on: 26 February 2026
- Data collector: James Weiss
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/-80.09061,26.214605,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationLauderdale by the Sea FL
Atlantic Ocean Shore, Pompano Beach
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7 Datapoints
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1 Observations
- Monitored since: 26 February 2026
- Last observation on: 26 February 2026
- Data collector: Tom Schwab
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/-87.801554,41.676871,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWest College Drive (Rt 83) & S. 75 th Ave Palos Heights,Il 60463
Lake Katherine Nature Center/Cal Sag Channel, Palos Heights
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85 Datapoints
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11 Observations
- Monitored since: 20 November 2024
- Last observation on: 26 February 2026
- Data collector: Kathy Janik
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/-123.410381,48.634912,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSite 1 Culvert
Reay Creek, North Saanich
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213 Datapoints
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24 Observations
- Monitored since: 25 July 2025
- Last observation on: 26 February 2026
- Data collector: Allison Weber
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/-123.411054,48.635359,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSite 2 Metal Bridge
Reay Creek, North Saanich
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209 Datapoints
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23 Observations
- Monitored since: 22 August 2025
- Last observation on: 26 February 2026
- Data collector: Allison Weber
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/-123.41436,48.637935,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFrost Avenue
Reay Creek, Sidney
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207 Datapoints
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24 Observations
- Monitored since: 22 August 2025
- Last observation on: 26 February 2026
- Data collector: Allison Weber
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/-88.193951,41.522038,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationDuPage River at South Hammel Woods Kayak Launch
DuPage River, Shorewood
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60 Datapoints
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11 Observations
- Monitored since: 27 November 2024
- Last observation on: 26 February 2026
- Data collector: Miranda Gollwitzer
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/-88.114944,41.87763,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWest bridge, Winfield Creek, Northside Park
Winfield Creek,, Wheaton
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90 Datapoints
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10 Observations
- Monitored since: 21 November 2024
- Last observation on: 26 February 2026
- Data collector: Kate Fleming
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/0.187391,51.589546,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationRaphael Park
Black’s Brook, Romford
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44 Datapoints
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6 Observations
- Monitored since: 12 September 2025
- Last observation on: 26 February 2026
- Data collector: Harrison Tremain
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/0.185419,51.568335,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFrazer Close
River Rom, Romford
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44 Datapoints
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6 Observations
- Monitored since: 12 September 2025
- Last observation on: 26 February 2026
- Data collector: Harrison Tremain
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/-88.027633,41.794336,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSt Joseph Creek Downers Grove
St Joseph Creek, Downers Grove
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80 Datapoints
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13 Observations
- Monitored since: 25 October 2024
- Last observation on: 26 February 2026
- Data collector: Elisabeth Grzywa
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