Water quality forecast

Daily water quality report

Date: 20 – 22/02/2026

Taff flow (cumecs): 25.11 falling at 07:30 GMT 20/02/2026 

Ely flow (cumecs): 5.1 falling at 07:30 GMT 20/02/2026  

Bay Water temperature Site 5 (oC) 6.4 at 07:30 GMT 20/02/2026  

DateTaffElySite 5Site 6Site 8Site 9
22/02/2026FailFailFailFailFailFail
21/02/2026FailFailFailFailFailFail
20/02/2026FailFailFailFailFailFail

For further information and queries concerning the water quality predictions, please contact CHA Environment Team.

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Water quality forecast