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Dead Fish Discovered in River Thet Amid Pollution Crisis

10/20/2025

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Summary

Story summary

Dead fish were found in the River Thet, Thetford, Norfolk, after foam appeared.
The Environment Agency confirmed the foam’s source had been detected and discharge halted.
Investigators say the pollutant is an unknown substance.
Firefighters advised against entering the water or letting pets swim or drink from it.
Anglian Water said the foam was caused by a third party, not their equipment.

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Story summary

Dead fish were found in the River Thet, Thetford, Norfolk, after foam appeared.
The Environment Agency confirmed the foam’s source had been detected and discharge halted.
Investigators say the pollutant is an unknown substance.
Firefighters advised against entering the water or letting pets swim or drink from it.
Anglian Water said the foam was caused by a third party, not their equipment.