South East Valleys
This Management Catchment is part of the Severn river basin and is managed by Natural Resources Wales
Management Catchment Data
Catchment Rainfall Summary
Carno Reservoir Raingauge
3h Total
2.00 mm
20:00-23:00
6h Total
3.00 mm
17:00-23:00
12h Total
21.20 mm
11:00-23:00
24h Total
21.40 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.60 mm
Cwmtillery Raingauge
3h Total
1.00 mm
20:00-23:00
6h Total
2.00 mm
17:00-23:00
12h Total
17.80 mm
11:00-23:00
24h Total
18.00 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:30 (Sep 14) 2.80 mm
Dyffryn Isaf Llantrisant Raingauge
3h Total
1.60 mm
20:00-23:00
6h Total
4.80 mm
17:00-23:00
12h Total
33.20 mm
11:00-23:00
24h Total
33.20 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:45 (Sep 14) 4.00 mm
Llwynon Reservoir River Station
3h Total
1.00 mm
20:00-23:00
6h Total
2.40 mm
17:00-23:00
12h Total
22.40 mm
11:00-23:00
24h Total
22.60 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 14:45 (Sep 14) 3.40 mm
Machen Waterloo Raingauge
3h Total
2.60 mm
20:00-23:00
6h Total
3.80 mm
17:00-23:00
12h Total
29.20 mm
11:00-23:00
24h Total
29.40 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 14:00 (Sep 14) 3.20 mm
Maerdy WTW Raingauge
3h Total
1.80 mm
20:00-23:00
6h Total
3.20 mm
17:00-23:00
12h Total
29.60 mm
11:00-23:00
24h Total
29.80 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:15 (Sep 14) 3.60 mm
Nant Yr Ysfa Raingauge
3h Total
2.40 mm
20:00-23:00
6h Total
4.40 mm
17:00-23:00
12h Total
32.80 mm
11:00-23:00
24h Total
33.00 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.20 mm
Nelson Raingauge
3h Total
1.20 mm
20:00-23:00
6h Total
2.20 mm
17:00-23:00
12h Total
24.40 mm
11:00-23:00
24h Total
24.60 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.40 mm
Pontsticill Upper Raingauge
3h Total
2.20 mm
20:00-23:00
6h Total
3.00 mm
17:00-23:00
12h Total
23.80 mm
11:00-23:00
24h Total
24.20 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.80 mm
Rhiwbina Reservoir Raingauge
3h Total
1.20 mm
20:00-23:00
6h Total
3.60 mm
17:00-23:00
12h Total
24.80 mm
11:00-23:00
24h Total
25.00 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:45 (Sep 14) 2.60 mm
Rhiwsaeson STW Raingauge
3h Total
1.40 mm
20:00-23:00
6h Total
4.60 mm
17:00-23:00
12h Total
25.40 mm
11:00-23:00
24h Total
25.60 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:45 (Sep 14) 3.00 mm
Rhymney Reservoir Raingauge
3h Total
2.00 mm
20:00-23:00
6h Total
3.40 mm
17:00-23:00
12h Total
22.00 mm
11:00-23:00
24h Total
22.20 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.80 mm
St Fagans Raingauge
3h Total
3.80 mm
20:00-23:00
6h Total
6.00 mm
17:00-23:00
12h Total
27.80 mm
11:00-23:00
24h Total
28.00 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:45 (Sep 14) 4.00 mm
Storey Arms Raingauge
3h Total
5.00 mm
20:00-23:00
6h Total
6.60 mm
17:00-23:00
12h Total
33.00 mm
11:00-23:00
24h Total
33.80 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 14:45 (Sep 14) 4.20 mm
Trelewis Raingauge
3h Total
1.60 mm
20:00-23:00
6h Total
3.20 mm
17:00-23:00
12h Total
27.80 mm
11:00-23:00
24h Total
28.00 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:45 (Sep 14) 3.40 mm
Ty Fry Raingauge
3h Total
0.80 mm
20:00-23:00
6h Total
2.40 mm
17:00-23:00
12h Total
23.80 mm
11:00-23:00
24h Total
24.20 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 15:00 (Sep 14) 3.00 mm
Tyn Y Waun Treherbert Raingauge
3h Total
2.40 mm
20:00-23:00
6h Total
4.00 mm
17:00-23:00
12h Total
31.20 mm
11:00-23:00
24h Total
31.60 mm
23:00 (Sep 13)-23:00
Last 24h: Max 15m intensity at 13:15 (Sep 14) 4.00 mm
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