6 Jun, 02:16
31m
15.2 mm
Wet weather
Not spilling — flagged before STW
→
1 Jun, 21:32
31m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
1 Jun, 20:42
29m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
2 May, 14:18
23m
12.2 mm
Wet weather
Not spilling — flagged before STW
→
15 Apr, 11:12
49m
7.5 mm
Wet weather
Not spilling — flagged before STW
→
12 Mar, 22:25
15m
21.2 mm
Wet weather
Not spilling — flagged before STW
→
12 Mar, 20:33
1h 26m
21.2 mm
Wet weather
Not spilling — flagged before STW
→
12 Mar, 10:40
19m
21.2 mm
Wet weather
Not spilling — flagged before STW
→
28 Feb, 18:50
16m
8.6 mm
Wet weather
Not spilling — flagged before STW
→
26 Feb, 22:56
2h 5m
21.7 mm
Wet weather
Not spilling — flagged before STW
→
26 Feb, 22:24
22m
21.7 mm
Wet weather
Not spilling — flagged before STW
→
18 Feb, 22:59
27m
26.7 mm
Wet weather
Not spilling — flagged before STW
→
18 Feb, 17:54
34m
26.7 mm
Wet weather
Not spilling — flagged before STW
→
18 Feb, 15:06
2h 37m
26.7 mm
Wet weather
Not spilling — flagged before STW
→
18 Feb, 11:20
3h 10m
26.7 mm
Wet weather
Not spilling — flagged before STW
→
18 Feb, 01:58
1h 24m
26.7 mm
Wet weather
Not spilling — flagged before STW
→
17 Feb, 22:37
26m
20.3 mm
Wet weather
Not spilling — flagged before STW
→
17 Feb, 21:32
59m
20.3 mm
Wet weather
Not spilling — flagged before STW
→
15 Feb, 13:47
23m
10.4 mm
Wet weather
Not spilling — flagged before STW
→
15 Feb, 12:11
44m
10.4 mm
Wet weather
Not spilling — flagged before STW
→
11 Feb, 15:08
40m
7.3 mm
Wet weather
Not spilling — flagged before STW
→
10 Feb, 18:02
16m
14.3 mm
Wet weather
Not spilling — flagged before STW
→
10 Feb, 13:07
16m
14.3 mm
Wet weather
Not spilling — flagged before STW
→
9 Feb, 16:20
1h 54m
14.3 mm
Wet weather
Not spilling — flagged before STW
→
9 Feb, 13:45
2h 9m
14.3 mm
Wet weather
Not spilling — flagged before STW
→
9 Feb, 13:09
22m
14.3 mm
Wet weather
Not spilling — flagged before STW
→
7 Feb, 09:29
44m
13.8 mm
Wet weather
Not spilling — flagged before STW
→
7 Feb, 03:15
24m
13.8 mm
Wet weather
Not spilling — flagged before STW
→
7 Feb, 02:25
34m
13.8 mm
Wet weather
Not spilling — flagged before STW
→
6 Feb, 21:19
17m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
6 Feb, 20:32
35m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
6 Feb, 04:57
50m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
6 Feb, 02:40
16m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 19:38
20m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 18:01
59m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 14:52
17m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 13:34
31m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 06:13
25m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
5 Feb, 01:38
48m
16.5 mm
Wet weather
Not spilling — flagged before STW
→
3 Feb, 15:41
17m
14.8 mm
Wet weather
Not spilling — flagged before STW
→
3 Feb, 00:01
1h 35m
14.8 mm
Wet weather
Not spilling — flagged before STW
→
2 Feb, 23:02
26m
14.8 mm
Wet weather
Not spilling — flagged before STW
→
2 Feb, 21:29
23m
14.8 mm
Wet weather
Not spilling — flagged before STW
→
2 Feb, 21:04
23m
14.8 mm
Wet weather
Not spilling — flagged before STW
→
1 Feb, 04:41
26m
7.8 mm
Wet weather
Not spilling — flagged before STW
→
30 Jan, 12:32
51m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
30 Jan, 00:37
17m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
29 Jan, 23:17
55m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
29 Jan, 20:49
1h 12m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
29 Jan, 19:11
1h 10m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
29 Jan, 18:35
22m
17.5 mm
Wet weather
Not spilling — flagged before STW
→
28 Jan, 11:49
30m
5.6 mm
Wet weather
Not spilling — flagged before STW
→
28 Jan, 08:49
16m
5.6 mm
Wet weather
Not spilling — flagged before STW
→
26 Jan, 18:51
15h 5m
57.1 mm
Wet weather
Not spilling — flagged before STW
→
26 Jan, 17:26
43m
57.1 mm
Wet weather
Not spilling — flagged before STW
→
25 Jan, 05:56
24m
19.8 mm
Wet weather
Not spilling — flagged before STW
→
24 Jan, 12:37
24m
19.8 mm
Wet weather
Not spilling — flagged before STW
→
24 Jan, 11:26
1h 1m
19.8 mm
Wet weather
Not spilling — flagged before STW
→
23 Jan, 07:05
20m
18.2 mm
Wet weather
Not spilling — flagged before STW
→
23 Jan, 05:05
48m
18.2 mm
Wet weather
Not spilling — flagged before STW
→
22 Jan, 14:13
34m
18.2 mm
Wet weather
Not spilling — flagged before STW
→
22 Jan, 12:59
26m
18.2 mm
Wet weather
Not spilling — flagged before STW
→
21 Jan, 15:05
1h 46m
25.6 mm
Wet weather
Not spilling — flagged before STW
→
21 Jan, 10:13
19m
25.6 mm
Wet weather
Not spilling — flagged before STW
→
21 Jan, 06:14
3h 11m
25.6 mm
Wet weather
Not spilling — flagged before STW
→
20 Jan, 14:03
34m
25.6 mm
Wet weather
Not spilling — flagged before STW
→
17 Jan, 08:56
15m
9.7 mm
Wet weather
Not spilling — flagged before STW
→
13 Jan, 09:02
47m
8.3 mm
Wet weather
Not spilling — flagged before STW
→
13 Jan, 07:46
27m
8.3 mm
Wet weather
Not spilling — flagged before STW
→
11 Jan, 15:57
34m
16.3 mm
Wet weather
Not spilling — flagged before STW
→
8 Jan, 13:41
2h 13m
33.6 mm
Wet weather
Not spilling — flagged before STW
→
139 brief spills under 15 minutes in 2026
Excluded from the counts, classification and flags above — too short to weigh against rainfall, and often an operational blip rather than a genuine discharge. Listed here for completeness. How we know.
4 Sept, 06:42 · 6m29 Aug, 14:49 · 2m10 Jun, 09:30 · 2m10 Jun, 09:22 · 3m6 Jun, 09:00 · 1m6 Jun, 04:37 · 2m6 Jun, 04:18 · 3m6 Jun, 03:06 · 1m6 Jun, 03:03 · 1m19 May, 02:12 · 14m19 May, 02:04 · 2m19 May, 02:00 · 2m19 May, 01:56 · 2m19 May, 01:36 · 14m19 May, 01:33 · 2m19 May, 00:41 · 1m17 May, 12:02 · 9m2 May, 14:09 · 7m2 May, 13:38 · 2m15 Apr, 11:08 · 2m11 Apr, 22:23 · 12m11 Apr, 18:11 · 9m24 Mar, 23:30 · 9m13 Mar, 00:25 · 1m13 Mar, 00:17 · 6m13 Mar, 00:13 · 2m13 Mar, 00:10 · 2m12 Mar, 23:57 · 10m12 Mar, 23:53 · 1m12 Mar, 23:44 · 1m12 Mar, 23:40 · 2m12 Mar, 23:36 · 2m12 Mar, 23:32 · 2m12 Mar, 23:28 · 2m12 Mar, 23:24 · 2m12 Mar, 23:19 · 2m12 Mar, 23:10 · 2m12 Mar, 23:07 · 1m12 Mar, 23:02 · 3m12 Mar, 22:58 · 2m+99 more