Observations

Testers upload observations each time they test at a location. Each individual observation report shows you the measurements taken on a specific day at a specific location. What's this?

66,512 observations

+95 new observations added in the past 30 days

Chandos Drive Entrance : Grand River

Kitchener, Ontario, Canada

Observed by
Lauren McElroy
Sun, 26 Oct 2025 20:41:56 +0000

Beaver Creek at College Road : Beaver Creek

Niagara Falls, Ontario, Canada

Observed by
Gerry Finlayson
Sun, 26 Oct 2025 18:15:00 +0000

Black Creek bridge at College Road (Upstream) : Black Creek

Ontario, Canada

Observed by
Gerry Finlayson
Sun, 26 Oct 2025 14:00:00 -0400

Carville Mill Park : Pond

Vaughan, Ontario, Canada

Observed by
Edwin Yu
Sun, 26 Oct 2025 17:16:57 +0000

Mill Pond : Mill Pond

Richmond Hill, Ontario, Canada

Observed by
Edwin Yu
Sun, 26 Oct 2025 16:56:34 +0000

Beaver Creek : Creek

Richmond Hill, Ontario, Canada

Observed by
Edwin Yu
Sun, 26 Oct 2025 16:31:24 +0000

Shore : Round lake

Stockholm, Saskatchewan, Canada

Observed by
Charlotte Neyedley
Sat, 25 Oct 2025 22:22:52 +0000

The Haren Garden, Farnham : River Wey

Farnham, Surrey, United Kingdom

Observed by
Samantha Lilley
Sat, 25 Oct 2025 14:30:00 +0100

Brigadier’s Bench : River Wey

Frensham, Surrey, United Kingdom

Observed by
Simon Bleach
Sat, 25 Oct 2025 14:00:00 +0100

DragonFly : River Wey

Waverley Borough, Surrey, United Kingdom

Observed by
Simon Bleach
Fri, 24 Oct 2025 15:55:00 +0100

Ptarmigan Bridge : River

Fort Mcmurray, Alberta, Canada

Observed by
Matt Stouten
Wed, 22 Oct 2025 19:48:29 +0000

Museum inlet : St.Lawrence river

Cornwall, Ontario, Canada

Observed by
Sareena McDonald
Tue, 21 Oct 2025 20:13:26 +0000

Cedar Hill Rec, downstream option : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Sun, 19 Oct 2025 20:30:04 +0000

Kings Greenspace : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Sun, 19 Oct 2025 19:45:17 +0000

East Transect at mid : Silver lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Sun, 19 Oct 2025 12:03:56 -0400

Outlet to Silver Lake Creek at Silver Lake Provincial Park : Silver Lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Sun, 19 Oct 2025 11:47:11 -0400

Inlet from Silver 7 Creek : Silver Lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Sun, 19 Oct 2025 11:22:15 -0400

Eversley Crescent Outfall (Downstream) : Salmons Brook/Houndsden Gutter

London, Enfield, United Kingdom

Observed by
Sandra Rachman
Sun, 19 Oct 2025 14:12:00 +0100

1.3 Monteith : Bowker Creek

Victoria, British Columbia, Canada

Observed by
val aloian
Sat, 18 Oct 2025 13:01:18 -0700

Browning Park : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Fri, 17 Oct 2025 17:49:47 +0000