/-0.284808,51.606746,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
Chandos Park (Upstream)
Edgware Brook, London
-
247 Datapoints
-
26 Observations
- Monitored since: 09 February 2024
- Last observation on: 09 April 2026
- Data collector: Alistair Young
Latest water quality data added
594,281 datapoints at 9,429 locations
+614 new locations added in the last 30 days
-
View trends at this location
-
/-74.775252,45.009573,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCornwall Canal Locks
Cornwall Canal, Cornwall
-
18 Datapoints
-
1 Observations
- Monitored since: 09 April 2026
- Last observation on: 09 April 2026
- Data collector: James Hardiment
-
-
/-90.678549,40.447836,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationKilljordan creek
Stream, Macomb
-
34 Datapoints
-
8 Observations
- Monitored since: 31 January 2026
- Last observation on: 08 April 2026
- Data collector: Jumoke Ogunremi
-
-
/-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
-
39 Datapoints
-
6 Observations
- Monitored since: 30 January 2026
- Last observation on: 08 April 2026
- Data collector: Jumoke Ogunremi
-
-
/-89.973615,38.534412,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationRichland Creek @ Centennial Park
Richland Creek, Belleville
-
438 Datapoints
-
48 Observations
- Monitored since: 07 November 2022
- Last observation on: 08 April 2026
- Data collector: Greg Kimutis
-
-
/-88.091404,41.983232,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSpringbrook Creek Wetland Park
Springbrook Creek, Roselle
-
107 Datapoints
-
19 Observations
- Monitored since: 19 December 2023
- Last observation on: 08 April 2026
- Data collector: Lauren Lavezzi
-
-
/-88.036537,41.883241,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationHill Ave Bridge
East Branch DuPage River, Lombard
-
121 Datapoints
-
21 Observations
- Monitored since: 17 November 2023
- Last observation on: 08 April 2026
- Data collector: Joe Wywrot
-
-
/-88.197062,41.938536,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationTrinity South Pond - Smythe Settlement
Trinity South Pond, West Chicago
-
170 Datapoints
-
19 Observations
- Monitored since: 29 November 2023
- Last observation on: 08 April 2026
- Data collector: Steve Slivka
-
-
/-88.199165,41.94358,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationArmy Trail West Pond - Smythe Settlement
Army Trail West Pond, West Chicago
-
168 Datapoints
-
19 Observations
- Monitored since: 29 November 2023
- Last observation on: 08 April 2026
- Data collector: Steve Slivka
-
-
/-91.157694,41.516556,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCorriell Nature Preserve
Cedar River #2, West Liberty
-
114 Datapoints
-
8 Observations
- Monitored since: 16 December 2025
- Last observation on: 08 April 2026
- Data collector: Olivia G
-
-
/-91.157889,41.51625,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCorriell Nature Preserve
Corriell Anabranch #1 (S), West Liberty
-
111 Datapoints
-
8 Observations
- Monitored since: 16 December 2025
- Last observation on: 08 April 2026
- Data collector: Olivia G
-
-
/-88.201933,41.938488,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationTurnmill Pond - Smythe Settlement
Turnmill Pond, West Chicago
-
165 Datapoints
-
19 Observations
- Monitored since: 29 November 2023
- Last observation on: 08 April 2026
- Data collector: Steve Slivka
-
-
/-88.120962,41.931081,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationLies Road Crossing of Klein Creek
Klein Creek, Carol Stream
-
194 Datapoints
-
20 Observations
- Monitored since: 30 November 2023
- Last observation on: 08 April 2026
- Data collector: David Bohnsack
-
-
/-88.129609,41.91014,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationThunderbird Trail Crossing of Klein Creek
Klein Creek, Carol Stream
-
192 Datapoints
-
20 Observations
- Monitored since: 30 November 2023
- Last observation on: 08 April 2026
- Data collector: David Bohnsack
-
-
/-91.611894,41.559455,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBelgum Grove
Belgum Pond #3, Cedar Rapids
-
32 Datapoints
-
2 Observations
- Monitored since: 24 March 2026
- Last observation on: 08 April 2026
- Data collector: Olivia G
-
-
/-91.612556,41.560417,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBelgum Grove
Dirty Face Creek #2 (W), Iowa City
-
143 Datapoints
-
9 Observations
- Monitored since: 26 November 2025
- Last observation on: 08 April 2026
- Data collector: Olivia G
-
-
/-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
-
275 Datapoints
-
29 Observations
- Monitored since: 25 July 2025
- Last observation on: 08 April 2026
- Data collector: Allison Weber
-
-
/-91.6085,41.561056,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBelgum Grove
Dirty Face Creek #1 (E), Iowa City
-
101 Datapoints
-
6 Observations
- Monitored since: 26 November 2025
- Last observation on: 08 April 2026
- Data collector: Olivia G
-
-
/-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
-
257 Datapoints
-
27 Observations
- Monitored since: 22 August 2025
- Last observation on: 08 April 2026
- Data collector: Allison Weber
-
-
/-123.41436,48.637935,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFrost Avenue
Reay Creek, Sidney
-
253 Datapoints
-
28 Observations
- Monitored since: 22 August 2025
- Last observation on: 08 April 2026
- Data collector: Allison Weber
-