Leiston Beck at Reckham Pits Wood Bridge

EA name: LEISTON BECK AT RECKHAM PITS WOOD BR.
Environment Agency sampling point AN-MIN035 · Freshwater - rivers · listed as open (“open” does not mean it is sampled now)

These are samples taken on a date, not live readings of the river. Results reach the Environment Agency's archive days to months after the sample is taken, so the newest here may be weeks or months old. FloodRadar does not grade them.

Where and when

Last sampled
3 Sep 2025, 13:4313 months ago · time as the Environment Agency records it (UK clock time; the source gives no time zone). Not sampled since, as far as the archive shows: the Environment Agency was asked up to 30 Sep 2026 and had nothing newer.
Samples banked
25 since 19 Oct 2023 Imported periods: 1 Oct 2023 – 30 Sep 2026. Samples outside them are not shown here.
Latest sample
River / running surface water Monitoring (national agency policy)
Where
National Grid 646130, 263730As published, to the nearest 10 m. Open in a map
River, by its own name
Leiston Beck
River, by the map
Not placedNearest line is 240 m away and its name does not agree. The river map cannot say which watercourse this is.
Next gauge downstream
Not known
Why it was sampled
Monitoring (national agency policy) (25 samples)

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

26.8%

Sampled 3 Sep 2025, 13 months ago · 25 results banked

020406080100%202420252026no sample published after Sep 202519 Oct 2023, 09:36: 23%7 Nov 2023, 10:36: 46.2%28 Nov 2023, 11:44: 40.6%11 Dec 2023, 11:42: 60.2%8 Jan 2024, 12:53: 60%2 Feb 2024, 08:22: 61.8%12 Mar 2024, 11:18: 53%12 Apr 2024, 10:38: 71.9%14 May 2024, 09:45: 27.5%25 Jun 2024, 08:00: 35%2 Jul 2024, 10:07: 15.1%14 Aug 2024, 10:06: 12.7%10 Sep 2024, 11:09: 10.9%2 Oct 2024, 10:27: 29.1%29 Nov 2024, 12:33: 41.1%13 Dec 2024, 10:58: 37.3%20 Feb 2025, 13:31: 70.4%20 Mar 2025, 11:00: 79.3%27 Mar 2025, 11:54: 83%22 Apr 2025, 13:08: 90%30 May 2025, 12:51: 66%16 Jun 2025, 09:55: 37.7%2 Jul 2025, 09:16: 31.5%13 Aug 2025, 09:47: 22.5%3 Sep 2025, 13:43: 26.8%
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:4326.8 26.8%
13 Aug 2025, 09:4722.5 22.5%
2 Jul 2025, 09:1631.5 31.5%
16 Jun 2025, 09:5537.7 37.7%
30 May 2025, 12:5166 66%
22 Apr 2025, 13:0890 90%
27 Mar 2025, 11:5483 83%
20 Mar 2025, 11:0079.3 79.3%
20 Feb 2025, 13:3170.4 70.4%
13 Dec 2024, 10:5837.3 37.3%
29 Nov 2024, 12:3341.1 41.1%
2 Oct 2024, 10:2729.1 29.1%
10 Sep 2024, 11:0910.9 10.9%
14 Aug 2024, 10:0612.7 12.7%
2 Jul 2024, 10:0715.1 15.1%
25 Jun 2024, 08:0035 35%
14 May 2024, 09:4527.5 27.5%
12 Apr 2024, 10:3871.9 71.9%
12 Mar 2024, 11:1853 53%
2 Feb 2024, 08:2261.8 61.8%
8 Jan 2024, 12:5360 60%
11 Dec 2023, 11:4260.2 60.2%
28 Nov 2023, 11:4440.6 40.6%
7 Nov 2023, 10:3646.2 46.2%
19 Oct 2023, 09:3623 23%

Dissolved oxygen

as O2 · code 9924 · mg/l

2.52 mg/l

Sampled 3 Sep 2025, 13 months ago · 25 results banked

02.557.510mg/l202420252026no sample published after Sep 202519 Oct 2023, 09:36: 2.39 mg/l7 Nov 2023, 10:36: 5.28 mg/l28 Nov 2023, 11:44: 4.9 mg/l11 Dec 2023, 11:42: 7.03 mg/l8 Jan 2024, 12:53: 7.44 mg/l2 Feb 2024, 08:22: 7.55 mg/l12 Mar 2024, 11:18: 6.03 mg/l12 Apr 2024, 10:38: 7.52 mg/l14 May 2024, 09:45: 2.78 mg/l25 Jun 2024, 08:00: 3.48 mg/l2 Jul 2024, 10:07: 1.53 mg/l14 Aug 2024, 10:06: 1.22 mg/l10 Sep 2024, 11:09: 1.11 mg/l2 Oct 2024, 10:27: 3.02 mg/l29 Nov 2024, 12:33: 4.88 mg/l13 Dec 2024, 10:58: 4.31 mg/l20 Feb 2025, 13:31: 8.11 mg/l20 Mar 2025, 11:00: 8.8 mg/l27 Mar 2025, 11:54: 8.76 mg/l22 Apr 2025, 13:08: 9.12 mg/l30 May 2025, 12:51: 6 mg/l16 Jun 2025, 09:55: 3.61 mg/l2 Jul 2025, 09:16: 3.02 mg/l13 Aug 2025, 09:47: 2.17 mg/l3 Sep 2025, 13:43: 2.52 mg/l
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:432.52 2.52 mg/l
13 Aug 2025, 09:472.17 2.17 mg/l
2 Jul 2025, 09:163.02 3.02 mg/l
16 Jun 2025, 09:553.61 3.61 mg/l
30 May 2025, 12:516 6 mg/l
22 Apr 2025, 13:089.12 9.12 mg/l
27 Mar 2025, 11:548.76 8.76 mg/l
20 Mar 2025, 11:008.8 8.8 mg/l
20 Feb 2025, 13:318.11 8.11 mg/l
13 Dec 2024, 10:584.31 4.31 mg/l
29 Nov 2024, 12:334.88 4.88 mg/l
2 Oct 2024, 10:273.02 3.02 mg/l
10 Sep 2024, 11:091.11 1.11 mg/l
14 Aug 2024, 10:061.22 1.22 mg/l
2 Jul 2024, 10:071.53 1.53 mg/l
25 Jun 2024, 08:003.48 3.48 mg/l
14 May 2024, 09:452.78 2.78 mg/l
12 Apr 2024, 10:387.52 7.52 mg/l
12 Mar 2024, 11:186.03 6.03 mg/l
2 Feb 2024, 08:227.55 7.55 mg/l
8 Jan 2024, 12:537.44 7.44 mg/l
11 Dec 2023, 11:427.03 7.03 mg/l
28 Nov 2023, 11:444.9 4.9 mg/l
7 Nov 2023, 10:365.28 5.28 mg/l
19 Oct 2023, 09:362.39 2.39 mg/l

Water temperature

code 0076 · °C

18.1 °C

Sampled 3 Sep 2025, 13 months ago · 25 results banked

5101520°C202420252026no sample published after Sep 202519 Oct 2023, 09:36: 13.5 °C7 Nov 2023, 10:36: 9.4 °C28 Nov 2023, 11:44: 7.2 °C11 Dec 2023, 11:42: 8.5 °C8 Jan 2024, 12:53: 6.1 °C2 Feb 2024, 08:22: 6.7 °C12 Mar 2024, 11:18: 9.6 °C12 Apr 2024, 10:38: 13.2 °C14 May 2024, 09:45: 14.8 °C25 Jun 2024, 08:00: 15.5 °C2 Jul 2024, 10:07: 14.5 °C14 Aug 2024, 10:06: 17 °C10 Sep 2024, 11:09: 14.3 °C2 Oct 2024, 10:27: 13.5 °C29 Nov 2024, 12:33: 7.8 °C13 Dec 2024, 10:58: 8.9 °C20 Feb 2025, 13:31: 9 °C20 Mar 2025, 11:00: 10.6 °C27 Mar 2025, 11:54: 12.7 °C22 Apr 2025, 13:08: 14.6 °C30 May 2025, 12:51: 19.8 °C16 Jun 2025, 09:55: 17.3 °C2 Jul 2025, 09:16: 17.2 °C13 Aug 2025, 09:47: 16.9 °C3 Sep 2025, 13:43: 18.1 °C
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:4318.1 18.1 °C
13 Aug 2025, 09:4716.9 16.9 °C
2 Jul 2025, 09:1617.2 17.2 °C
16 Jun 2025, 09:5517.3 17.3 °C
30 May 2025, 12:5119.8 19.8 °C
22 Apr 2025, 13:0814.6 14.6 °C
27 Mar 2025, 11:5412.7 12.7 °C
20 Mar 2025, 11:0010.6 10.6 °C
20 Feb 2025, 13:319 9 °C
13 Dec 2024, 10:588.9 8.9 °C
29 Nov 2024, 12:337.8 7.8 °C
2 Oct 2024, 10:2713.5 13.5 °C
10 Sep 2024, 11:0914.3 14.3 °C
14 Aug 2024, 10:0617 17 °C
2 Jul 2024, 10:0714.5 14.5 °C
25 Jun 2024, 08:0015.5 15.5 °C
14 May 2024, 09:4514.8 14.8 °C
12 Apr 2024, 10:3813.2 13.2 °C
12 Mar 2024, 11:189.6 9.6 °C
2 Feb 2024, 08:226.7 6.7 °C
8 Jan 2024, 12:536.1 6.1 °C
11 Dec 2023, 11:428.5 8.5 °C
28 Nov 2023, 11:447.2 7.2 °C
7 Nov 2023, 10:369.4 9.4 °C
19 Oct 2023, 09:3613.5 13.5 °C

pH

code 0061

7.49

Sampled 27 Mar 2025, 18 months ago · 17 results banked

6.877.27.47.6202420252026no sample published after Mar 202519 Oct 2023, 09:36: 7.087 Nov 2023, 10:36: 7.1828 Nov 2023, 11:44: 7.2511 Dec 2023, 11:42: 7.348 Jan 2024, 12:53: 7.322 Feb 2024, 08:22: 7.3312 Mar 2024, 11:18: 7.2825 Jun 2024, 08:00: 7.382 Jul 2024, 10:07: 7.114 Aug 2024, 10:06: 6.9310 Sep 2024, 11:09: 7.042 Oct 2024, 10:27: 7.0229 Nov 2024, 12:33: 7.2413 Dec 2024, 10:58: 7.1520 Feb 2025, 13:31: 7.420 Mar 2025, 11:00: 7.427 Mar 2025, 11:54: 7.49
Every result (17)
SampledResult as publishedReads as
27 Mar 2025, 11:547.49 7.49
20 Mar 2025, 11:007.4 7.4
20 Feb 2025, 13:317.4 7.4
13 Dec 2024, 10:587.15 7.15
29 Nov 2024, 12:337.24 7.24
2 Oct 2024, 10:277.02 7.02
10 Sep 2024, 11:097.04 7.04
14 Aug 2024, 10:066.93 6.93
2 Jul 2024, 10:077.1 7.1
25 Jun 2024, 08:007.38 7.38
12 Mar 2024, 11:187.28 7.28
2 Feb 2024, 08:227.33 7.33
8 Jan 2024, 12:537.32 7.32
11 Dec 2023, 11:427.34 7.34
28 Nov 2023, 11:447.25 7.25
7 Nov 2023, 10:367.18 7.18
19 Oct 2023, 09:367.08 7.08

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

0.24 mg/l

Sampled 3 Sep 2025, 13 months ago · 25 results banked

00.20.40.60.8mg/l202420252026no sample published after Sep 202519 Oct 2023, 09:36: 0.22 mg/l7 Nov 2023, 10:36: 0.33 mg/l28 Nov 2023, 11:44: 0.15 mg/l11 Dec 2023, 11:42: 0.14 mg/l8 Jan 2024, 12:53: 0.058 mg/l2 Feb 2024, 08:22: 0.17 mg/l12 Mar 2024, 11:18: 0.15 mg/l12 Apr 2024, 10:38: 0.33 mg/l14 May 2024, 09:45: 0.24 mg/l25 Jun 2024, 08:00: 0.18 mg/l2 Jul 2024, 10:07: 0.27 mg/l14 Aug 2024, 10:06: 0.3 mg/l10 Sep 2024, 11:09: 0.33 mg/l2 Oct 2024, 10:27: 0.22 mg/l29 Nov 2024, 12:33: 0.24 mg/l13 Dec 2024, 10:58: 0.37 mg/l20 Feb 2025, 13:31: 0.32 mg/l20 Mar 2025, 11:00: 0.4 mg/l27 Mar 2025, 11:54: 0.67 mg/l22 Apr 2025, 13:08: 0.23 mg/l30 May 2025, 12:51: 0.24 mg/l16 Jun 2025, 09:55: 0.4 mg/l2 Jul 2025, 09:16: 0.33 mg/l13 Aug 2025, 09:47: 0.28 mg/l3 Sep 2025, 13:43: 0.24 mg/l
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:430.24 0.24 mg/l
13 Aug 2025, 09:470.28 0.28 mg/l
2 Jul 2025, 09:160.33 0.33 mg/l
16 Jun 2025, 09:550.4 0.4 mg/l
30 May 2025, 12:510.24 0.24 mg/l
22 Apr 2025, 13:080.23 0.23 mg/l
27 Mar 2025, 11:540.67 0.67 mg/l
20 Mar 2025, 11:000.4 0.4 mg/l
20 Feb 2025, 13:310.32 0.32 mg/l
13 Dec 2024, 10:580.37 0.37 mg/l
29 Nov 2024, 12:330.24 0.24 mg/l
2 Oct 2024, 10:270.22 0.22 mg/l
10 Sep 2024, 11:090.33 0.33 mg/l
14 Aug 2024, 10:060.3 0.3 mg/l
2 Jul 2024, 10:070.27 0.27 mg/l
25 Jun 2024, 08:000.18 0.18 mg/l
14 May 2024, 09:450.24 0.24 mg/l
12 Apr 2024, 10:380.33 0.33 mg/l
12 Mar 2024, 11:180.15 0.15 mg/l
2 Feb 2024, 08:220.17 0.17 mg/l
8 Jan 2024, 12:530.058 0.058 mg/l
11 Dec 2023, 11:420.14 0.14 mg/l
28 Nov 2023, 11:440.15 0.15 mg/l
7 Nov 2023, 10:360.33 0.33 mg/l
19 Oct 2023, 09:360.22 0.22 mg/l

Nitrate

as nitrogen (N) · code 0117 · mg/l

15.8 mg/l

Sampled 3 Sep 2025, 13 months ago · 25 results banked

5101520mg/l202420252026no sample published after Sep 202519 Oct 2023, 09:36: 9.83 mg/l7 Nov 2023, 10:36: 10.8 mg/l28 Nov 2023, 11:44: 7.7 mg/l11 Dec 2023, 11:42: 7.79 mg/l8 Jan 2024, 12:53: 7.97 mg/l2 Feb 2024, 08:22: 8.93 mg/l12 Mar 2024, 11:18: 12.9 mg/l12 Apr 2024, 10:38: 9.91 mg/l14 May 2024, 09:45: 8.28 mg/l25 Jun 2024, 08:00: 5.99 mg/l2 Jul 2024, 10:07: 10.7 mg/l14 Aug 2024, 10:06: 8.25 mg/l10 Sep 2024, 11:09: 7.05 mg/l2 Oct 2024, 10:27: 6.65 mg/l29 Nov 2024, 12:33: 9.49 mg/l13 Dec 2024, 10:58: 11.8 mg/l20 Feb 2025, 13:31: 12.8 mg/l20 Mar 2025, 11:00: 13.7 mg/l27 Mar 2025, 11:54: 13.2 mg/l22 Apr 2025, 13:08: 14.9 mg/l30 May 2025, 12:51: 11.9 mg/l16 Jun 2025, 09:55: 5.39 mg/l2 Jul 2025, 09:16: 10.9 mg/l13 Aug 2025, 09:47: 9.79 mg/l3 Sep 2025, 13:43: 15.8 mg/l
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:4315.8 15.8 mg/l
13 Aug 2025, 09:479.79 9.79 mg/l
2 Jul 2025, 09:1610.9 10.9 mg/l
16 Jun 2025, 09:555.39 5.39 mg/l
30 May 2025, 12:5111.9 11.9 mg/l
22 Apr 2025, 13:0814.9 14.9 mg/l
27 Mar 2025, 11:5413.2 13.2 mg/l
20 Mar 2025, 11:0013.7 13.7 mg/l
20 Feb 2025, 13:3112.8 12.8 mg/l
13 Dec 2024, 10:5811.8 11.8 mg/l
29 Nov 2024, 12:339.49 9.49 mg/l
2 Oct 2024, 10:276.65 6.65 mg/l
10 Sep 2024, 11:097.05 7.05 mg/l
14 Aug 2024, 10:068.25 8.25 mg/l
2 Jul 2024, 10:0710.7 10.7 mg/l
25 Jun 2024, 08:005.99 5.99 mg/l
14 May 2024, 09:458.28 8.28 mg/l
12 Apr 2024, 10:389.91 9.91 mg/l
12 Mar 2024, 11:1812.9 12.9 mg/l
2 Feb 2024, 08:228.93 8.93 mg/l
8 Jan 2024, 12:537.97 7.97 mg/l
11 Dec 2023, 11:427.79 7.79 mg/l
28 Nov 2023, 11:447.7 7.7 mg/l
7 Nov 2023, 10:3610.8 10.8 mg/l
19 Oct 2023, 09:369.83 9.83 mg/l

Phosphate

orthophosphate, reactive, as P · code 0180 · mg/l

0.22 mg/l

Sampled 3 Sep 2025, 13 months ago · 25 results banked

00.10.20.3mg/l202420252026no sample published after Sep 202519 Oct 2023, 09:36: 0.21 mg/l7 Nov 2023, 10:36: 0.21 mg/l28 Nov 2023, 11:44: 0.12 mg/l11 Dec 2023, 11:42: 0.11 mg/l8 Jan 2024, 12:53: 0.048 mg/l2 Feb 2024, 08:22: 0.11 mg/l12 Mar 2024, 11:18: 0.16 mg/l12 Apr 2024, 10:38: 0.17 mg/l14 May 2024, 09:45: 0.18 mg/l25 Jun 2024, 08:00: 0.11 mg/l2 Jul 2024, 10:07: 0.15 mg/l14 Aug 2024, 10:06: 0.18 mg/l10 Sep 2024, 11:09: 0.22 mg/l2 Oct 2024, 10:27: 0.19 mg/l29 Nov 2024, 12:33: 0.18 mg/l13 Dec 2024, 10:58: 0.2 mg/l20 Feb 2025, 13:31: 0.23 mg/l20 Mar 2025, 11:00: 0.19 mg/l27 Mar 2025, 11:54: 0.29 mg/l22 Apr 2025, 13:08: 0.19 mg/l30 May 2025, 12:51: 0.26 mg/l16 Jun 2025, 09:55: 0.23 mg/l2 Jul 2025, 09:16: 0.21 mg/l13 Aug 2025, 09:47: 0.22 mg/l3 Sep 2025, 13:43: 0.22 mg/l
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:430.22 0.22 mg/l
13 Aug 2025, 09:470.22 0.22 mg/l
2 Jul 2025, 09:160.21 0.21 mg/l
16 Jun 2025, 09:550.23 0.23 mg/l
30 May 2025, 12:510.26 0.26 mg/l
22 Apr 2025, 13:080.19 0.19 mg/l
27 Mar 2025, 11:540.29 0.29 mg/l
20 Mar 2025, 11:000.19 0.19 mg/l
20 Feb 2025, 13:310.23 0.23 mg/l
13 Dec 2024, 10:580.2 0.2 mg/l
29 Nov 2024, 12:330.18 0.18 mg/l
2 Oct 2024, 10:270.19 0.19 mg/l
10 Sep 2024, 11:090.22 0.22 mg/l
14 Aug 2024, 10:060.18 0.18 mg/l
2 Jul 2024, 10:070.15 0.15 mg/l
25 Jun 2024, 08:000.11 0.11 mg/l
14 May 2024, 09:450.18 0.18 mg/l
12 Apr 2024, 10:380.17 0.17 mg/l
12 Mar 2024, 11:180.16 0.16 mg/l
2 Feb 2024, 08:220.11 0.11 mg/l
8 Jan 2024, 12:530.048 0.048 mg/l
11 Dec 2023, 11:420.11 0.11 mg/l
28 Nov 2023, 11:440.12 0.12 mg/l
7 Nov 2023, 10:360.21 0.21 mg/l
19 Oct 2023, 09:360.21 0.21 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

1183 µS/cm

Sampled 3 Sep 2025, 13 months ago · 25 results banked

0100020003000µS/cm202420252026no sample published after Sep 202519 Oct 2023, 09:36: 969 µS/cm7 Nov 2023, 10:36: 980 µS/cm28 Nov 2023, 11:44: 889 µS/cm11 Dec 2023, 11:42: 475 µS/cm8 Jan 2024, 12:53: 898 µS/cm2 Feb 2024, 08:22: 1020 µS/cm12 Mar 2024, 11:18: 1069 µS/cm12 Apr 2024, 10:38: 1088 µS/cm14 May 2024, 09:45: 1077 µS/cm25 Jun 2024, 08:00: 2567 µS/cm2 Jul 2024, 10:07: 1176 µS/cm14 Aug 2024, 10:06: 1136 µS/cm10 Sep 2024, 11:09: 1005 µS/cm2 Oct 2024, 10:27: 852 µS/cm29 Nov 2024, 12:33: 923 µS/cm13 Dec 2024, 10:58: 1056 µS/cm20 Feb 2025, 13:31: 1190 µS/cm20 Mar 2025, 11:00: 1131 µS/cm27 Mar 2025, 11:54: 1685 µS/cm22 Apr 2025, 13:08: 1228 µS/cm30 May 2025, 12:51: 1136 µS/cm16 Jun 2025, 09:55: 996 µS/cm2 Jul 2025, 09:16: 1148 µS/cm13 Aug 2025, 09:47: 1160 µS/cm3 Sep 2025, 13:43: 1183 µS/cm
Every result (25)
SampledResult as publishedReads as
3 Sep 2025, 13:431183 1183 µS/cm
13 Aug 2025, 09:471160 1160 µS/cm
2 Jul 2025, 09:161148 1148 µS/cm
16 Jun 2025, 09:55996 996 µS/cm
30 May 2025, 12:511136 1136 µS/cm
22 Apr 2025, 13:081228 1228 µS/cm
27 Mar 2025, 11:541685 1685 µS/cm
20 Mar 2025, 11:001131 1131 µS/cm
20 Feb 2025, 13:311190 1190 µS/cm
13 Dec 2024, 10:581056 1056 µS/cm
29 Nov 2024, 12:33923 923 µS/cm
2 Oct 2024, 10:27852 852 µS/cm
10 Sep 2024, 11:091005 1005 µS/cm
14 Aug 2024, 10:061136 1136 µS/cm
2 Jul 2024, 10:071176 1176 µS/cm
25 Jun 2024, 08:002567 2567 µS/cm
14 May 2024, 09:451077 1077 µS/cm
12 Apr 2024, 10:381088 1088 µS/cm
12 Mar 2024, 11:181069 1069 µS/cm
2 Feb 2024, 08:221020 1020 µS/cm
8 Jan 2024, 12:53898 898 µS/cm
11 Dec 2023, 11:42475 475 µS/cm
28 Nov 2023, 11:44889 889 µS/cm
7 Nov 2023, 10:36980 980 µS/cm
19 Oct 2023, 09:36969 969 µS/cm

Everything measured here

18 determinands, each kept by its code, unit and sample material: results in different units or on different materials are never mixed. A “below” result is under the laboratory's detection limit, not zero.

Show all 18 rows
DeterminandMaterialResults First – lastLatest result
Oxygen, Dissolved, % Saturation 9901 River water 25 Oct 2023 – Sep 2025 26.8% 3 Sep 2025
Oxygen, Dissolved as O2 9924 River water 25 Oct 2023 – Sep 2025 2.52 mg/l 3 Sep 2025
Temperature of Water 0076 River water 25 Oct 2023 – Sep 2025 18.1 °C 3 Sep 2025
pH 0061 River water 17 Oct 2023 – Mar 2025 7.49 27 Mar 2025
Ammoniacal Nitrogen as N 0111 River water 25 Oct 2023 – Sep 2025 0.24 mg/l 3 Sep 2025
Nitrate as N 0117 River water 25 Oct 2023 – Sep 2025 15.8 mg/l 3 Sep 2025
Orthophosphate, reactive as P 0180 River water 25 Oct 2023 – Sep 2025 0.22 mg/l 3 Sep 2025
Conductivity at 25 C 0077 River water 25 Oct 2023 – Sep 2025 1183 µS/cm 3 Sep 2025
Alkalinity to pH 4.5 as CaCO3 0162 River water 17 Oct 2023 – Mar 2025 280 mg/l 27 Mar 2025
Ammonia un-ionised as N 0119 River water 17 Oct 2023 – Mar 2025 0.00467 mg/l 27 Mar 2025
BOD : 5 Day ATU 0085 River water 16 Apr 2024 – Sep 2025 1.1 mg/l 3 Sep 2025
Chemical Oxygen Demand :- {COD} 0092 River water 18 Apr 2024 – Sep 2025 24 mg/l 3 Sep 2025
Chloride 0172 River water 18 Apr 2024 – Sep 2025 140 mg/l 3 Sep 2025
Chlorophyll : Acetone Extract 7887 River water 18 Apr 2024 – Sep 2025 2.9 µg/l 3 Sep 2025
Nitrite as N 0118 River water 25 Oct 2023 – Sep 2025 0.18 mg/l 3 Sep 2025
Nitrogen, Total Oxidised as N 0116 River water 25 Oct 2023 – Sep 2025 16 mg/l 3 Sep 2025
Silica, reactive as SiO2 0182 River water 18 Apr 2024 – Sep 2025 15 mg/l 3 Sep 2025
Solids, Suspended at 105 C 0135 River water 18 Apr 2024 – Sep 2025 9.5 mg/l 3 Sep 2025

FloodRadar does not grade these results: there is no overall score, and official river classifications are a separate dataset. A sample taken downstream of an overflow does not by itself show where anything in it came from. River connections and distances are traced on OS Open Rivers (edition 2026-04), which leaves out many small channels.

Water samples: Environment Agency Water Quality Archive, © Environment Agency and/or database right 2026, Open Government Licence v3.0.

Contains OS data © Crown copyright and database rights 2026.