/-88.1348562,41.754183,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DuPage River, West Branch: DuPage River, West Branch
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 18, 2025 Monitored since: November 24, 2024
Locations
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8,239 locations
+0 new sample locations added in the past 30 days
River
Last observed: May 18, 2025 Monitored since: November 24, 2024
/-84.5265985,48.2683518,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
McVeigh Creek: McVeigh Creek Before merging with Wyndsor Creek
Ontario, Canada
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-84.5268345,48.2677514,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Wyndsor Creek: Wyndsor Creek Before merging with McVeigh Creek
Ontario, Canada
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-88.0765557,41.9688079,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Spring Brook Creek: Spring Brook Creek - N of Meacham Grove FP
Roselle, Illinois, United States
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: November 16, 2023
/-84.5301819,48.2661808,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Summit Lake Headwaters (McVeigh Creek & Windsor Creek): Summit Lake Intake
Ontario, Canada
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-84.5028663,48.2651088,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Wyndsor Lake/Nicho Lake CREEK : Wyndsor Lake Creek - Beaver Dam
Ontario, Canada
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-88.1751965,41.781825,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Branch Du Page River: West Branch Du Page River
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 18, 2025 Monitored since: November 13, 2024
/-84.4973516,48.2669092,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Nicho Lake: Nicho
Ontario, Canada
Waterbody Type:Lake
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-84.5478201,48.3307204,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Smithy Lake: Smithy Lake Boat Launch(Northwest Shore) - Magino Mine Reference Lake
Ontario, Canada
Waterbody Type:Lake
Last observed: May 18, 2025 Monitored since: November 5, 2024
/-84.4736409,48.314139,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Mountain Lake Creek: Mountain Lake Creek
Ontario, Canada
Waterbody Type:Creek
Last observed: May 18, 2025 Monitored since: May 18, 2025
/-84.500463,48.3271982,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Dreany Lake: Dreany Lake southwest location post culvert - Island Gold Mine Reference Lake
Ontario, Canada
Waterbody Type:Lake
Last observed: May 18, 2025 Monitored since: November 5, 2024
/-88.3587247,42.2035353,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Woodscreek : Woodscreek Park: 3 Pipe Inlet, Ackman Rd and Golf Course Rd, Crystal Lake, Il
Crystal Lake, Illinois, United States
Waterbody Type:Creek
Last observed: May 17, 2025 Monitored since: November 27, 2024
/-84.528358,47.943685,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Michipicoten River @ HWY 101 (eastside under bridge): Michipicoten River @ HWY 101
Hawk Junction, Ontario, Canada
Waterbody Type:River
Last observed: May 17, 2025 Monitored since: May 6, 2025
/-77.8258304,44.1960815,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salt Creek: Meeker Bridge
Warkworth, Ontario, Canada
Waterbody Type:Creek
Last observed: May 17, 2025 Monitored since: May 13, 2025
/-88.2201933,41.7909767,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream: Bayou Path Dr Stream in Atwater Subdivision
Naperville, Illinois, United States
Waterbody Type:Stream
Last observed: May 17, 2025 Monitored since: December 21, 2023
/-88.2606195,41.7373116,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Waubonsie Creek: Waubonsie Creek
Aurora, Illinois, United States
Waterbody Type:Creek
Last observed: May 17, 2025 Monitored since: December 16, 2023
/-88.1616354,41.8407831,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Spring Brook: Spring Brook in St. James Farm Forest Preserve
Wheaton, Illinois, United States
Waterbody Type:Stream
Last observed: May 17, 2025 Monitored since: December 11, 2023
/-68.3917698,47.4429966,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Eau douce : Jardin Botanique
Saint Jacques, New Brunswick, Canada
Waterbody Type:River
Last observed: May 17, 2025 Monitored since: May 17, 2025
/-87.9379821,41.8273116,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salt Creek: Salt Creek - Fullersburg - Rainbow Bridge
Oak Brook, Illinois, United States
Waterbody Type:Creek
Last observed: May 16, 2025 Monitored since: November 25, 2023
/-87.9319739,41.709856,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DesPlaines River: DesPlaines River from DesPlaines Riverways DuPage FPD
Hinsdale, Illinois, United States
Waterbody Type:River
Last observed: May 16, 2025 Monitored since: November 25, 2023
/-71.2379636,46.8231286,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Rivière Saint-Charles: Confluent Saint-Charles / Lairet
Québec, Quebec, Canada
Waterbody Type:River
Last observed: May 16, 2025 Monitored since: May 16, 2025