Mourne Guide / Lough Island Reavy

Lough Island Reavy.

A man-made water-supply reservoir near Kilcoo on the edge of the Mournes.

Lough Island Reavy is a man-made freshwater reservoir near Kilcoo. Built for water supply, it supports treatment works serving County Down and Belfast.

Angling is one reason to visit. Check the current permits, rules and access arrangements before travelling; permission to fish does not include swimming or access to the whole shoreline.

Setting
Near Kilcoo, County Down
Water body
Man-made freshwater reservoir

What to look out for

  • Kilcoo and Mourne foothill setting
  • Water-supply reservoir
  • Official angling information

Plan your visit

Check DAERA’s current permissions, access and parking guidance before an angling visit. Do not assume access to the full shore or permission for swimming.

Visitor information & access →

Sources & further reading

Checked 2026-10-08: DAERA.