Who is responsible for a watercourse?



A common misunderstanding is that the Environment Agency or Council are responsible for looking after watercourses. This is incorrect. Riparian landowners have responsibility for watercourses.

You can be classified as a riparian landowner if:

  1. You own a watercourse (see How to tell if I own a watercourse?).
  2. Your land abuts a stretch of of land containing a watercourse where the owner is legally unknown.
Riparian responsibilities

As a riparian landowner you have certain rights and responsibilities towards the watercourse. This is knows as 'Riparian Rights and Responsibilities'. The four responsibilities are:

  1. Let water flow naturally by:
    • removing blockages if they obstruct navigation, reduce the flow of water or cause flooding to other landowner's property.
    • Keeping any trash screen, weir, mill, gate or other structure clear.
  2. Prevent pollution by:
    • Not throwing waste water, chemicals, or anything else that can cause pollution onto the banks or into the water.
    • Removing litter from the watercourse and its banks.
    • Remove any animal carcasses you find.
    • Not putting garden waste, including grass cuttings, onto the banks or into the water.
  3. Protect wildlife by:
    • Not disturbing the watercourse bed or banks, birds and their nests, or spawning fish and their eggs.
    • Preventing invasive species such as Japanese Knotweed from spreading into the wild or neighbouring land.
  4. Report an incident to the relevant authority when you become aware of:
    • Flooding.
    • Blockages that could cause flooding.
    • Pollution.
    • Unusual changes to the flow of water.
    • Collapsed or badly damaged banks.
    • Any work or activity on or near a watercourse that may not have permission.


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