/-79.015592,42.955114,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
Beaver Creek at College Road
Beaver Creek, Niagara Falls
-
135 Datapoints
-
17 Observations
- Monitored since: 29 December 2024
- Last observation on: 10 March 2026
- Data collector: Gerry Finlayson
Latest water quality data added
580,912 datapoints at 9,356 locations
+556 new locations added in the last 30 days
-
View trends at this location
-
/-79.035001,42.955857,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBlack Creek bridge at College Road (Upstream)
Black Creek, Stevensville
-
192 Datapoints
-
20 Observations
- Monitored since: 29 October 2024
- Last observation on: 10 March 2026
- Data collector: Kiersten Garside
-
-
/-1.01884,54.04726,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationFoss below Walbutts
River Foss, York
-
6 Datapoints
-
1 Observations
- Monitored since: 10 March 2026
- Last observation on: 10 March 2026
- Data collector: Steph Bond
-
-
/-1.072492,53.974244,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSouth beck discharge into foss
Foss, York
-
10 Datapoints
-
1 Observations
- Monitored since: 10 March 2026
- Last observation on: 10 March 2026
- Data collector: Alistair Gray
-
-
/0.500063,50.87807,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationCrowhurst
Powdermill Stream, Battle
-
22 Datapoints
-
2 Observations
- Monitored since: 03 February 2026
- Last observation on: 10 March 2026
- Data collector: Weldon Reece
-
-
/-88.220193,41.790977,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBayou Path Dr Stream in Atwater Subdivision
Stream, Naperville
-
181 Datapoints
-
19 Observations
- Monitored since: 21 December 2023
- Last observation on: 09 March 2026
- Data collector: Lisa Hjorth
-
-
/-88.387628,41.831276,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationLake Run at Nelson Lake in Dick Young Forest Preserve
Lake Run, Batavia
-
98 Datapoints
-
18 Observations
- Monitored since: 28 November 2023
- Last observation on: 09 March 2026
- Data collector: Maureen Mrenna
-
-
/-87.702865,41.945966,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationClark Park Boathouse
Chicago River , Chicago
-
49 Datapoints
-
6 Observations
- Monitored since: 11 January 2023
- Last observation on: 09 March 2026
- Data collector: Susanna Lang
-
-
/-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
-
156 Datapoints
-
18 Observations
- Monitored since: 29 November 2023
- Last observation on: 09 March 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
-
151 Datapoints
-
18 Observations
- Monitored since: 29 November 2023
- Last observation on: 09 March 2026
- Data collector: Steve Slivka
-
-
/-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
-
150 Datapoints
-
18 Observations
- Monitored since: 29 November 2023
- Last observation on: 09 March 2026
- Data collector: Steve Slivka
-
-
/-88.160541,41.697109,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationSpringbrook Water Reclamation Center Upstream
DuPage River, Bolingbrook
-
118 Datapoints
-
19 Observations
- Monitored since: 15 November 2023
- Last observation on: 09 March 2026
- Data collector: Amy Wrigley
-
-
/-88.140178,41.757642,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationBridge over river on Gartner Road near Edgewater Drive
West Branch DuPage River, Naperville
-
47 Datapoints
-
6 Observations
- Monitored since: 24 December 2024
- Last observation on: 09 March 2026
- Data collector: Antara Prasad
-
-
/-87.933068,41.825396,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationfullersburg woods
Salt Creek, Oak Brook
-
36 Datapoints
-
14 Observations
- Monitored since: 11 November 2023
- Last observation on: 09 March 2026
- Data collector: Linda Cise
-
-
/-88.12681,41.740342,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWest Branch Dupage River
WBDR, Naperville
-
77 Datapoints
-
11 Observations
- Monitored since: 07 December 2023
- Last observation on: 09 March 2026
- Data collector: Fred Girard
-
-
/-79.998452,43.087931,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationLower LaFortune Park
Grand River, Caledonia
-
63 Datapoints
-
5 Observations
- Monitored since: 05 December 2025
- Last observation on: 09 March 2026
- Data collector: Kiersten Garside
-
-
/-79.254562,42.963895,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationWelland International Flatwater Centre
Welland Canal , Welland
-
203 Datapoints
-
16 Observations
- Monitored since: 10 January 2025
- Last observation on: 09 March 2026
- Data collector: Michelle West
-
-
/-0.116322,51.630718,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGrovelands Park Lake Entry
Salmons Brook/Houndsden Gutter/Grovelands Stream, London
-
575 Datapoints
-
110 Observations
- Monitored since: 23 April 2023
- Last observation on: 09 March 2026
- Data collector: Alistair Young
-
-
/-0.115829,51.630991,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGrovelands Park Lake Downstream of reedbeds
Salmons Brook/Houndsden Gutter/Grovelands Stream, London
-
346 Datapoints
-
50 Observations
- Monitored since: 12 August 2024
- Last observation on: 09 March 2026
- Data collector: Philly Nicholls
-
-
/-0.111863,51.633371,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImNtMG5zdzhhMjAxMnkya3IzZHVybzlxMDEifQ.3GdXd13tReOaKwengLTZTg)
View trends at this locationGrovelands Park Stream below dam
Salmons Brook/Houndsden Gutter/Grovelands Stream, London
-
474 Datapoints
-
87 Observations
- Monitored since: 30 July 2023
- Last observation on: 09 March 2026
- Data collector: Alistair Young
-