Thames21

Dataset: Lea Guardians

Dagenham Brook D/S - Dagenham Brook

67 datapoints on 8 dates (September 01 2024 → November 09 2025)

Steve Williams

Dataset: Marsh Dykes & Thamesmead Water Quality Group

Erith Marshes outflow to Thames - Erith Marshes

41 datapoints on 3 dates (July 18 2025 → November 08 2025)

Paul Brewster

Dataset: Brent Catchment Water Quality Working Group

Stoneyfields Park bottom end of park - Deans Brook

15 datapoints on 1 dates (October 30 2025 → October 30 2025)

Helen Cardy

Dataset: Roding Beam and Ingrebourne

Longbridge Rd CSO - Mayesbrook

7 datapoints on 2 dates (August 29 2025 → October 29 2025)

Paul Powlesland

Dataset: Lea Guardians

Fuel Lands Allotments Confluence - Bounds Green Brook

17 datapoints on 1 dates (October 25 2025 → October 25 2025)

Bounds Green Rangers (BGR)

Dataset: Lea Guardians

East Finchley Allotments - West Stream - Bounds Green Brook

18 datapoints on 1 dates (October 25 2025 → October 25 2025)

Bounds Green Rangers (BGR)

Dataset: Roding Beam and Ingrebourne

Woodford Brook (Prospect Rd CSO) - Woodford Brook

7 datapoints on 2 dates (August 29 2025 → October 20 2025)

Paul Powlesland

Dataset: Roding Beam and Ingrebourne

Cranbrook entering Valentines Park - Cran Brook

26 datapoints on 9 dates (June 04 2025 → October 20 2025)

Jack Beard

Dataset: Roding Beam and Ingrebourne

Worcester Crescent CSO - River Roding

7 datapoints on 2 dates (August 29 2025 → October 20 2025)

Paul Powlesland

Ray Park CSO - River Roding

11 datapoints on 3 dates (June 05 2025 → October 20 2025)

Paul Powlesland

Dataset: Lea Guardians

Vincent Road - The Ching

370 datapoints on 32 dates (December 14 2023 → October 17 2025)

Alistair Young

Dataset: Brent Catchment Water Quality Working Group

Moat Mount Open Space - Leg of Mutton Pond

19 datapoints on 2 dates (July 03 2024 → October 16 2025)

Dianne Murphy

Dataset: Roding Beam and Ingrebourne

Horns Rd/Hamilton Ave - Cranbrook

2 datapoints on 1 dates (October 09 2025 → October 09 2025)

Paul Powlesland

Redbridge Football Club - Cranbrook

2 datapoints on 1 dates (October 09 2025 → October 09 2025)

Paul Powlesland

Dataset: Roding Beam and Ingrebourne

Station Road Leachate - Cranbrook

2 datapoints on 1 dates (October 09 2025 → October 09 2025)

Paul Powlesland

Dataset: Roding Beam and Ingrebourne

Station Road Sewer - Cranbrook

2 datapoints on 1 dates (October 09 2025 → October 09 2025)

Paul Powlesland

Dataset: Lea Guardians

Dagenham Brook Bridge Rd U/S - Dagenham Brook

61 datapoints on 4 dates (April 29 2025 → October 07 2025)

Steve Williams

Dataset: Lea Guardians

Point 2 - Old River Lea

161 datapoints on 15 dates (April 06 2024 → October 05 2025)

Clare Taylor

Dataset: Lea Guardians

The White House Bridge (Old River Lea) - River Lea

253 datapoints on 24 dates (October 14 2023 → October 05 2025)

Philly Nicholls

Dataset: Lea Guardians

Broomfield Middle Lake South Outlet - Broomfield Middle Lake

75 datapoints on 6 dates (March 01 2025 → October 05 2025)

Jenny Edwards