Pollution incidents reported by water companies rose in 2019, with Southern, South West and Northumbrian named as the worst offenders, while Wessex, Severn Trent and United Utilities each scored well.
Pollution incidents reported by water companies rose in 2019, with Southern, South West and Northumbrian named as the worst offenders, while Wessex, Severn Trent and United Utilities each scored well.