Reuben Page from the Environment Agency says that the oxygen levels in the canal are now back to normal.
The oxygen levels were affected by the recent warm weather, which the Environment Agency says usually only affects still water.
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Some will see further rain this evening, but the wet weather will gradually clear leaving a drier end to the night. Staying cloudy.
A further band of mostly light rain east across the region. Staying mild.
Early rain this morning, some afternoon brightness, Mild.