Llyn and Eryri
This Management Catchment is part of the Western Wales river basin and is managed by Natural Resources Wales
Management Catchment Data
Catchment Rainfall Summary
Afon Colwyn River Station
3h Total
0.60 mm
24:45-03:45
6h Total
3.20 mm
21:45 (Jul 30)-03:45
12h Total
4.40 mm
15:45 (Jul 30)-03:45
24h Total
4.60 mm
03:45 (Jul 30)-03:45
Last 24h: Max 15m intensity at 22:45 (Jul 30) 1.00 mm
Bethesda Quarry Raingauge
3h Total
0.20 mm
24:45-03:45
6h Total
1.00 mm
21:45 (Jul 30)-03:45
12h Total
1.00 mm
15:45 (Jul 30)-03:45
24h Total
1.60 mm
03:45 (Jul 30)-03:45
Last 24h: Max 15m intensity at 24:00 (Jul 31) 0.40 mm
Cwm Dyli Raingauge
3h Total
1.00 mm
24:45-03:45
6h Total
2.60 mm
21:45 (Jul 30)-03:45
12h Total
3.20 mm
15:45 (Jul 30)-03:45
24h Total
3.60 mm
03:45 (Jul 30)-03:45
Last 24h: Max 15m intensity at 24:45 (Jul 31) 0.40 mm
Porthmadog Raingauge
3h Total
0.60 mm
24:45-03:45
6h Total
1.80 mm
21:45 (Jul 30)-03:45
12h Total
3.80 mm
15:45 (Jul 30)-03:45
24h Total
3.80 mm
03:45 (Jul 30)-03:45
Last 24h: Max 15m intensity at 21:45 (Jul 30) 1.20 mm
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