Featured river · afon-lwyd

Afon Lwyd

Thirteen miles from the hills above Blaenavon through Abersychan, Pontypool and Cwmbran to the Usk at Caerleon. A valleys river rebuilt from its industrial past, with a riverside trail along much of its length.

📍 View on national map →📄 Download Truth Report (PDF)⬇ Spills · CSV

Storm overflows

Active right now

Spill events · 24 h

Open discrepancies

Monitors offline

WIMS sampling points

Hydrology stations

Spill record· since 6 May 2026 · across the river

420

spill events

370h

cumulative discharge

3 days

longest single event

2026-05-07

first event on record

Currently spilling· 2

Truth Engine flags· 1 open

WarnActive spillDwr Cymru Welsh Water · Woodland Road and Recreation Ground Cwmbran Overflow · Afon Lwyd

Recent spill events· last 7 days · 25

2026-09-30 19:45 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
ongoing
2026-09-30 19:30 UTCDwr Cymru Welsh Water · Abersychan Cwmavon Road Storm Overflow · Afon Lwyd
15 min
2026-09-30 07:00 UTCDwr Cymru Welsh Water · Old Road Storm Overflow · Afon Lwyd
30 min
2026-09-30 06:32 UTCDwr Cymru Welsh Water · Pontypool Fountain Road Storm Overflow · Afon Lwyd
15 min
2026-09-30 06:30 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
30 min
2026-09-30 06:17 UTCDwr Cymru Welsh Water · New Inn New Road Storm Overflow · Afon Lwyd
15 min
2026-09-30 06:00 UTCDwr Cymru Welsh Water · Llanfrechfa Storm Tanks Overflow · Afon Lwyd
3 h
2026-09-30 05:48 UTCDwr Cymru Welsh Water · Woodland Road and Recreation Ground Cwmbran Overflow · Afon Lwyd
ongoing
2026-09-30 05:47 UTCDwr Cymru Welsh Water · Pontypool Park West Storm Overflow · Afon Lwyd
28 min
2026-09-30 05:06 UTCDwr Cymru Welsh Water · Pontypool Fountain Road Storm Overflow · Afon Lwyd
0 min
2026-09-30 05:04 UTCDwr Cymru Welsh Water · New Inn New Road Storm Overflow · Afon Lwyd
0 min
2026-09-30 05:00 UTCDwr Cymru Welsh Water · Freeholdland Road Storm Overflow · Afon Lwyd
18 min
2026-09-30 04:47 UTCDwr Cymru Welsh Water · Pontnewydd Cwmbran Road Storm Overflow · Tributary of Afon Lwyd
19 min
2026-09-30 04:47 UTCDwr Cymru Welsh Water · Old Road Storm Overflow · Afon Lwyd
0 min
2026-09-30 04:47 UTCDwr Cymru Welsh Water · Pontypool Park West Storm Overflow · Afon Lwyd
0 min
2026-09-30 04:45 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
0 min
2026-09-30 04:45 UTCDwr Cymru Welsh Water · Pontnewyndd Hospital Road Storm Overflow · Afon Lwyd
15 min
2026-09-30 04:45 UTCDwr Cymru Welsh Water · Pontypool Hanbury Road Storm Overflow · Afon Lwyd
30 min
2026-09-30 04:30 UTCDwr Cymru Welsh Water · Abersychan Cwmavon Road Storm Overflow · Afon Lwyd
45 min
2026-09-30 03:15 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
15 min
2026-09-30 01:45 UTCDwr Cymru Welsh Water · New Inn New Road Storm Overflow · Afon Lwyd
30 min
2026-09-30 01:45 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
15 min
2026-09-30 01:45 UTCDwr Cymru Welsh Water · Woodland Road and Recreation Ground Cwmbran Overflow · Afon Lwyd
15 min
2026-09-30 01:15 UTCDwr Cymru Welsh Water · Pontypool Hanbury Road Storm Overflow · Afon Lwyd
30 min
2026-09-30 00:45 UTCDwr Cymru Welsh Water · Riverside Car Park Storm Overflow · Afon Lwyd
0 min