About this organization
Thames21's water monitoring programme relies on citizen scientists to collect crucial data on river health, focusing on water quality
Read moreRecent locations
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Dataset: Lea Guardians
River Lea Flood Relief Channel - Footbridge beside Waterworks Centre into Waterworks Nature Reserve
24 datapoints on 2 dates (June 08 2025 → December 05 2025)
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Dataset: Lea Guardians
Bridge by Springfield Marina - Coppermill Stream
27 datapoints on 2 dates (June 08 2025 → December 05 2025)
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Dataset: Lea Guardians
Newgate Street - The Ching
547 datapoints on 64 dates (July 19 2024 → December 05 2025)
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Dataset: Lea Guardians
D/S Whitehall Rd - The Ching
559 datapoints on 65 dates (July 19 2024 → December 05 2025)
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Dataset: Lea Guardians
Whitehall Outfalls - The Ching
546 datapoints on 63 dates (July 19 2024 → December 05 2025)
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Riverside Park (Upstream) - Dollis Brook
245 datapoints on 27 dates (May 20 2023 → December 05 2025)
