Wed 24 Jan 10am Porth yr Ogof Water Release
Dwr Cymru will be carrying out a 3900l/s (3.9cumec) ‘scour test’ at Ystradfellte reservoir at 10am tomorrow (Wed 24 Jan). The test should last only a few minutes, so the impact may not be significant – but if there are delays in the valve operation it is possible that water level could rise at the cave by as much … Read more