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
0.40 mm
19:00-22:00
6h Total
1.80 mm
16:00-22:00
12h Total
3.40 mm
10:00-22:00
24h Total
3.40 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:15 (Mar 15) 0.60 mm
Cwmtillery Raingauge
3h Total
0.40 mm
19:00-22:00
6h Total
2.00 mm
16:00-22:00
12h Total
3.40 mm
10:00-22:00
24h Total
3.40 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:15 (Mar 15) 0.80 mm
Dyffryn Isaf Llantrisant Raingauge
3h Total
1.20 mm
19:00-22:00
6h Total
1.80 mm
16:00-22:00
12h Total
4.40 mm
10:00-22:00
24h Total
4.40 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:45 (Mar 15) 0.60 mm
Llwynon Reservoir River Station
3h Total
0.60 mm
19:00-22:00
6h Total
2.20 mm
16:00-22:00
12h Total
4.00 mm
10:00-22:00
24h Total
4.00 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:00 (Mar 15) 1.00 mm
Machen Waterloo Raingauge
3h Total
3.60 mm
19:00-22:00
6h Total
3.60 mm
16:00-22:00
12h Total
6.80 mm
10:00-22:00
24h Total
6.80 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:30 (Mar 15) 2.00 mm
Maerdy WTW Raingauge
3h Total
3.80 mm
19:00-22:00
6h Total
3.80 mm
16:00-22:00
12h Total
11.00 mm
10:00-22:00
24h Total
11.40 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:00 (Mar 15) 1.40 mm
Nant Yr Ysfa Raingauge
3h Total
2.20 mm
19:00-22:00
6h Total
2.20 mm
16:00-22:00
12h Total
9.00 mm
10:00-22:00
24h Total
9.20 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:00 (Mar 15) 1.00 mm
Nelson Raingauge
3h Total
0.60 mm
19:00-22:00
6h Total
0.60 mm
16:00-22:00
12h Total
4.00 mm
10:00-22:00
24h Total
4.00 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 12:00 (Mar 15) 0.60 mm
Pontsticill Upper Raingauge
3h Total
0.40 mm
19:00-22:00
6h Total
3.20 mm
16:00-22:00
12h Total
4.60 mm
10:00-22:00
24h Total
4.60 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:00 (Mar 15) 1.40 mm
Rhiwbina Reservoir Raingauge
3h Total
1.60 mm
19:00-22:00
6h Total
1.80 mm
16:00-22:00
12h Total
4.20 mm
10:00-22:00
24h Total
4.20 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:45 (Mar 15) 1.00 mm
Rhiwsaeson STW Raingauge
3h Total
2.00 mm
19:00-22:00
6h Total
3.00 mm
16:00-22:00
12h Total
4.80 mm
10:00-22:00
24h Total
4.80 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:45 (Mar 15) 1.20 mm
Rhymney Reservoir Raingauge
3h Total
0.60 mm
19:00-22:00
6h Total
2.20 mm
16:00-22:00
12h Total
3.40 mm
10:00-22:00
24h Total
3.40 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:15 (Mar 15) 1.00 mm
St Fagans Raingauge
3h Total
0.80 mm
19:00-22:00
6h Total
1.20 mm
16:00-22:00
12h Total
2.60 mm
10:00-22:00
24h Total
2.60 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 20:15 (Mar 15) 0.60 mm
Storey Arms Raingauge
3h Total
0.80 mm
19:00-22:00
6h Total
4.00 mm
16:00-22:00
12h Total
8.40 mm
10:00-22:00
24h Total
9.20 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:15 (Mar 15) 1.40 mm
Trelewis Raingauge
3h Total
1.40 mm
19:00-22:00
6h Total
2.20 mm
16:00-22:00
12h Total
6.80 mm
10:00-22:00
24h Total
6.80 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:30 (Mar 15) 0.80 mm
Ty Fry Raingauge
3h Total
0.80 mm
19:00-22:00
6h Total
1.60 mm
16:00-22:00
12h Total
5.20 mm
10:00-22:00
24h Total
5.20 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 17:30 (Mar 15) 0.80 mm
Tyn Y Waun Treherbert Raingauge
3h Total
3.00 mm
19:00-22:00
6h Total
3.00 mm
16:00-22:00
12h Total
10.00 mm
10:00-22:00
24h Total
10.60 mm
22:00 (Mar 14)-22:00
Last 24h: Max 15m intensity at 19:45 (Mar 15) 1.40 mm
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