/0.016257,51.621835,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
Newgate Street
The Ching, Buckhurst Hill
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765 Datapoints
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81 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 April 2026
- Data collector: Kat Kavanagh
Latest water quality data added
594,581 datapoints at 9,432 locations
+607 new locations added in the last 30 days
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View trends at this location
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/-0.036113,51.564306,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationRiver Lea Flood Relief Channel
Footbridge beside Waterworks Centre into Waterworks Nature Reserve, London
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84 Datapoints
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6 Observations
- Monitored since: 08 June 2025
- Last observation on: 12 April 2026
- Data collector: Harrison Tremain
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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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792 Datapoints
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83 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 April 2026
- Data collector: Kat Kavanagh
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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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797 Datapoints
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82 Observations
- Monitored since: 19 July 2024
- Last observation on: 12 April 2026
- Data collector: Kat Kavanagh
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/-0.056198,51.573056,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBridge by Springfield Marina
Coppermill Stream, London
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88 Datapoints
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6 Observations
- Monitored since: 08 June 2025
- Last observation on: 12 April 2026
- Data collector: Harrison Tremain
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/0.020547,51.627561,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWhitehall Plain
The Ching, Buckhurst Hill
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669 Datapoints
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61 Observations
- Monitored since: 14 July 2024
- Last observation on: 12 April 2026
- Data collector: Alistair Young
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/0.025535,51.634055,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFootbridge near Rangers Road
Ching Brook, Buckhurst Hill
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666 Datapoints
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62 Observations
- Monitored since: 14 July 2024
- Last observation on: 12 April 2026
- Data collector: Mo Tausif
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/-87.833252,41.913146,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationEvans Field - Des Plaines River -Trail Marker 215
Des Plaines River , River Grove
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117 Datapoints
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13 Observations
- Monitored since: 29 November 2024
- Last observation on: 11 April 2026
- Data collector: Serena Pesch
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/-88.358725,42.203535,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWoodscreek Park: 3 Pipe Inlet, Ackman Rd and Golf Course Rd, Crystal Lake, Il
Woodscreek , Crystal Lake
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124 Datapoints
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11 Observations
- Monitored since: 27 November 2024
- Last observation on: 11 April 2026
- Data collector: Songjie Su
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/-88.050718,41.890335,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationEast DuPage river at St. Charles
East branch DuPage River, Glen Ellyn
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97 Datapoints
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20 Observations
- Monitored since: 15 November 2023
- Last observation on: 11 April 2026
- Data collector: Chris Thomson
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/-89.369273,40.160198,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBrainard's Branch, Grand Ave bridge between 19th and 20th Sts
Brainard's Branch, Lincoln
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148 Datapoints
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16 Observations
- Monitored since: 15 December 2023
- Last observation on: 11 April 2026
- Data collector: Pamela Moriearty
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/-88.023834,41.893477,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationTerrace View Park Pond in Lombard, IL
Terrace View Park Pond, Lombard
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127 Datapoints
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19 Observations
- Monitored since: 18 November 2023
- Last observation on: 11 April 2026
- Data collector: Tony Ream
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/0.210025,51.477671,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBurnett Road, Erith
Erith Marshes, Erith
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111 Datapoints
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7 Observations
- Monitored since: 18 July 2025
- Last observation on: 11 April 2026
- Data collector: Paul Brewster
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/-89.37633,40.173397,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationKickapoo Creek Park, 2000 N. Jefferson St., Lincoln, IL pedestrian bridge on park road
Kickapoo Creek, Lincoln
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143 Datapoints
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16 Observations
- Monitored since: 15 December 2023
- Last observation on: 11 April 2026
- Data collector: Pamela Moriearty
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/-77.091622,43.97895,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBridge over Black Creek on Old Milford Rd
Section of Black Creek,
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278 Datapoints
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31 Observations
- Monitored since: 30 March 2019
- Last observation on: 11 April 2026
- Data collector: Don Ross
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/-0.162522,51.595286,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationEast Finchley Allotments - East Stream
Bounds Green Brook, London
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97 Datapoints
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5 Observations
- Monitored since: 25 October 2025
- Last observation on: 11 April 2026
- Data collector: Harrison Tremain
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/-0.081703,51.626611,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationOutlet
Moore's Brook, London
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235 Datapoints
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18 Observations
- Monitored since: 08 March 2025
- Last observation on: 11 April 2026
- Data collector: Rodger Thompstone
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/-0.086723,51.628245,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationNorth Inlet
Moore's Brooķ, London
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228 Datapoints
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16 Observations
- Monitored since: 08 March 2025
- Last observation on: 11 April 2026
- Data collector: Rodger Thompstone
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/-0.087569,51.627165,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSouth Inlet
Moore's Brook, London
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217 Datapoints
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16 Observations
- Monitored since: 08 March 2025
- Last observation on: 11 April 2026
- Data collector: Rodger Thompstone
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/0.220521,51.142157,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationShadwell woods
No name on OS map, Tunbridge Wells
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42 Datapoints
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2 Observations
- Monitored since: 31 March 2026
- Last observation on: 11 April 2026
- Data collector: Tina Bone
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