Smestow Brook at Aldersley Stadium

EA name: SMESTOW BROOK AT ALDERSLEY STADIUM
Environment Agency sampling point MD-23529780 · 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
11 May 2026, 12:445 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
24 since 21 Jun 2024 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 389767, 300741As published, to the nearest 1 m. Open in a map
River, by its own name
Smestow Brook
River, by the map
Smestow BrookPlaced on the river its name gives, 0 m from the line.
Next gauge downstream
Wightwick On the Smestow Brook · 3.9 km along the river
Why it was sampled
Monitoring (national agency policy) (24 samples)

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

81.6%

Sampled 11 May 2026, 5 months ago · 24 results banked

60708090100%20242025202621 Jun 2024, 08:56: 78.2%19 Jul 2024, 09:58: 75.4%22 Aug 2024, 09:17: 73%18 Sep 2024, 10:00: 77.2%17 Oct 2024, 09:57: 89.4%28 Nov 2024, 09:58: 90.5%3 Dec 2024, 10:01: 86.8%23 Jan 2025, 09:47: 83.3%14 Feb 2025, 09:31: 86.1%19 Mar 2025, 09:46: 79.1%23 Apr 2025, 09:50: 85.5%21 May 2025, 09:57: 74.4%10 Jun 2025, 10:14: 75.1%17 Jul 2025, 09:31: 62.7%8 Aug 2025, 10:26: 73%30 Sep 2025, 14:37: 75.1%16 Oct 2025, 13:28: 76.8%25 Nov 2025, 11:00: 77.9%17 Dec 2025, 11:04: 90.4%12 Jan 2026, 09:38: 94.9%19 Feb 2026, 12:11: 90.2%20 Mar 2026, 13:59: 92.1%16 Apr 2026, 12:45: 74.3%11 May 2026, 12:44: 81.6%
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:4481.6 81.6%
16 Apr 2026, 12:4574.3 74.3%
20 Mar 2026, 13:5992.1 92.1%
19 Feb 2026, 12:1190.2 90.2%
12 Jan 2026, 09:3894.9 94.9%
17 Dec 2025, 11:0490.4 90.4%
25 Nov 2025, 11:0077.9 77.9%
16 Oct 2025, 13:2876.8 76.8%
30 Sep 2025, 14:3775.1 75.1%
8 Aug 2025, 10:2673 73%
17 Jul 2025, 09:3162.7 62.7%
10 Jun 2025, 10:1475.1 75.1%
21 May 2025, 09:5774.4 74.4%
23 Apr 2025, 09:5085.5 85.5%
19 Mar 2025, 09:4679.1 79.1%
14 Feb 2025, 09:3186.1 86.1%
23 Jan 2025, 09:4783.3 83.3%
3 Dec 2024, 10:0186.8 86.8%
28 Nov 2024, 09:5890.5 90.5%
17 Oct 2024, 09:5789.4 89.4%
18 Sep 2024, 10:0077.2 77.2%
22 Aug 2024, 09:1773 73%
19 Jul 2024, 09:5875.4 75.4%
21 Jun 2024, 08:5678.2 78.2%

Dissolved oxygen

as O2 · code 9924 · mg/l

8.88 mg/l

Sampled 11 May 2026, 5 months ago · 24 results banked

681012mg/l20242025202621 Jun 2024, 08:56: 8.04 mg/l19 Jul 2024, 09:58: 7.58 mg/l22 Aug 2024, 09:17: 7.42 mg/l18 Sep 2024, 10:00: 8.01 mg/l17 Oct 2024, 09:57: 9.38 mg/l28 Nov 2024, 09:58: 10.7 mg/l3 Dec 2024, 10:01: 10 mg/l23 Jan 2025, 09:47: 9.97 mg/l14 Feb 2025, 09:31: 10.4 mg/l19 Mar 2025, 09:46: 9.35 mg/l23 Apr 2025, 09:50: 9.5 mg/l21 May 2025, 09:57: 7.91 mg/l10 Jun 2025, 10:14: 7.79 mg/l17 Jul 2025, 09:31: 6.24 mg/l8 Aug 2025, 10:26: 7.29 mg/l30 Sep 2025, 14:37: 7.72 mg/l16 Oct 2025, 13:28: 8.07 mg/l25 Nov 2025, 11:00: 8.88 mg/l17 Dec 2025, 11:04: 10.3 mg/l12 Jan 2026, 09:38: 11.3 mg/l19 Feb 2026, 12:11: 10.8 mg/l20 Mar 2026, 13:59: 10.2 mg/l16 Apr 2026, 12:45: 8.1 mg/l11 May 2026, 12:44: 8.88 mg/l
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:448.88 8.88 mg/l
16 Apr 2026, 12:458.1 8.1 mg/l
20 Mar 2026, 13:5910.2 10.2 mg/l
19 Feb 2026, 12:1110.8 10.8 mg/l
12 Jan 2026, 09:3811.3 11.3 mg/l
17 Dec 2025, 11:0410.3 10.3 mg/l
25 Nov 2025, 11:008.88 8.88 mg/l
16 Oct 2025, 13:288.07 8.07 mg/l
30 Sep 2025, 14:377.72 7.72 mg/l
8 Aug 2025, 10:267.29 7.29 mg/l
17 Jul 2025, 09:316.24 6.24 mg/l
10 Jun 2025, 10:147.79 7.79 mg/l
21 May 2025, 09:577.91 7.91 mg/l
23 Apr 2025, 09:509.5 9.5 mg/l
19 Mar 2025, 09:469.35 9.35 mg/l
14 Feb 2025, 09:3110.4 10.4 mg/l
23 Jan 2025, 09:479.97 9.97 mg/l
3 Dec 2024, 10:0110 10 mg/l
28 Nov 2024, 09:5810.7 10.7 mg/l
17 Oct 2024, 09:579.38 9.38 mg/l
18 Sep 2024, 10:008.01 8.01 mg/l
22 Aug 2024, 09:177.42 7.42 mg/l
19 Jul 2024, 09:587.58 7.58 mg/l
21 Jun 2024, 08:568.04 8.04 mg/l

Water temperature

code 0076 · °C

11.5 °C

Sampled 11 May 2026, 5 months ago · 24 results banked

57.51012.51517.5°C20242025202621 Jun 2024, 08:56: 14 °C19 Jul 2024, 09:58: 15 °C22 Aug 2024, 09:17: 14.5 °C18 Sep 2024, 10:00: 13.6 °C17 Oct 2024, 09:57: 13.1 °C28 Nov 2024, 09:58: 8.1 °C3 Dec 2024, 10:01: 8.9 °C23 Jan 2025, 09:47: 7.5 °C14 Feb 2025, 09:31: 7.2 °C19 Mar 2025, 09:46: 8 °C23 Apr 2025, 09:50: 10.6 °C21 May 2025, 09:57: 12.5 °C10 Jun 2025, 10:14: 13.6 °C17 Jul 2025, 09:31: 15.5 °C8 Aug 2025, 10:26: 15.3 °C30 Sep 2025, 14:37: 14 °C16 Oct 2025, 13:28: 13 °C25 Nov 2025, 11:00: 9.5 °C17 Dec 2025, 11:04: 9.5 °C12 Jan 2026, 09:38: 7.8 °C19 Feb 2026, 12:11: 7.4 °C20 Mar 2026, 13:59: 10.9 °C16 Apr 2026, 12:45: 11.4 °C11 May 2026, 12:44: 11.5 °C
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:4411.5 11.5 °C
16 Apr 2026, 12:4511.4 11.4 °C
20 Mar 2026, 13:5910.9 10.9 °C
19 Feb 2026, 12:117.4 7.4 °C
12 Jan 2026, 09:387.8 7.8 °C
17 Dec 2025, 11:049.5 9.5 °C
25 Nov 2025, 11:009.5 9.5 °C
16 Oct 2025, 13:2813 13 °C
30 Sep 2025, 14:3714 14 °C
8 Aug 2025, 10:2615.3 15.3 °C
17 Jul 2025, 09:3115.5 15.5 °C
10 Jun 2025, 10:1413.6 13.6 °C
21 May 2025, 09:5712.5 12.5 °C
23 Apr 2025, 09:5010.6 10.6 °C
19 Mar 2025, 09:468 8 °C
14 Feb 2025, 09:317.2 7.2 °C
23 Jan 2025, 09:477.5 7.5 °C
3 Dec 2024, 10:018.9 8.9 °C
28 Nov 2024, 09:588.1 8.1 °C
17 Oct 2024, 09:5713.1 13.1 °C
18 Sep 2024, 10:0013.6 13.6 °C
22 Aug 2024, 09:1714.5 14.5 °C
19 Jul 2024, 09:5815 15 °C
21 Jun 2024, 08:5614 14 °C

pH

code 0061

7.83

Sampled 11 May 2026, 5 months ago · 24 results banked

7.588.5920242025202621 Jun 2024, 08:56: 7.8419 Jul 2024, 09:58: 7.8822 Aug 2024, 09:17: 7.918 Sep 2024, 10:00: 8.0417 Oct 2024, 09:57: 7.9928 Nov 2024, 09:58: 8.053 Dec 2024, 10:01: 8.0823 Jan 2025, 09:47: 7.8414 Feb 2025, 09:31: 7.8419 Mar 2025, 09:46: 7.7823 Apr 2025, 09:50: 7.821 May 2025, 09:57: 7.7610 Jun 2025, 10:14: 7.8317 Jul 2025, 09:31: 7.578 Aug 2025, 10:26: 7.8230 Sep 2025, 14:37: 8.2616 Oct 2025, 13:28: 7.925 Nov 2025, 11:00: 8.5817 Dec 2025, 11:04: 7.8412 Jan 2026, 09:38: 7.8919 Feb 2026, 12:11: 7.8120 Mar 2026, 13:59: 7.7416 Apr 2026, 12:45: 7.9111 May 2026, 12:44: 7.83
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:447.83 7.83
16 Apr 2026, 12:457.91 7.91
20 Mar 2026, 13:597.74 7.74
19 Feb 2026, 12:117.81 7.81
12 Jan 2026, 09:387.89 7.89
17 Dec 2025, 11:047.84 7.84
25 Nov 2025, 11:008.58 8.58
16 Oct 2025, 13:287.9 7.9
30 Sep 2025, 14:378.26 8.26
8 Aug 2025, 10:267.82 7.82
17 Jul 2025, 09:317.57 7.57
10 Jun 2025, 10:147.83 7.83
21 May 2025, 09:577.76 7.76
23 Apr 2025, 09:507.8 7.8
19 Mar 2025, 09:467.78 7.78
14 Feb 2025, 09:317.84 7.84
23 Jan 2025, 09:477.84 7.84
3 Dec 2024, 10:018.08 8.08
28 Nov 2024, 09:588.05 8.05
17 Oct 2024, 09:577.99 7.99
18 Sep 2024, 10:008.04 8.04
22 Aug 2024, 09:177.9 7.9
19 Jul 2024, 09:587.88 7.88
21 Jun 2024, 08:567.84 7.84

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

0.52 mg/l

Sampled 11 May 2026, 5 months ago · 24 results banked

0246mg/l20242025202621 Jun 2024, 08:56: 0.65 mg/l19 Jul 2024, 09:58: 1 mg/l22 Aug 2024, 09:17: 0.37 mg/l18 Sep 2024, 10:00: 1.1 mg/l17 Oct 2024, 09:57: 0.27 mg/l28 Nov 2024, 09:58: 0.48 mg/l3 Dec 2024, 10:01: 0.57 mg/l23 Jan 2025, 09:47: 0.91 mg/l14 Feb 2025, 09:31: 1.1 mg/l19 Mar 2025, 09:46: 1.1 mg/l23 Apr 2025, 09:50: 0.44 mg/l21 May 2025, 09:57: 0.97 mg/l10 Jun 2025, 10:14: 4.4 mg/l17 Jul 2025, 09:31: 3.3 mg/l8 Aug 2025, 10:26: 0.29 mg/l30 Sep 2025, 14:37: 0.4 mg/l16 Oct 2025, 13:28: 0.63 mg/l25 Nov 2025, 11:00: 0.83 mg/l17 Dec 2025, 11:04: 1.3 mg/l12 Jan 2026, 09:38: 0.19 mg/l19 Feb 2026, 12:11: 0.38 mg/l20 Mar 2026, 13:59: 0.72 mg/l16 Apr 2026, 12:45: 5.4 mg/l11 May 2026, 12:44: 0.52 mg/l
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:440.52 0.52 mg/l
16 Apr 2026, 12:455.4 5.4 mg/l
20 Mar 2026, 13:590.72 0.72 mg/l
19 Feb 2026, 12:110.38 0.38 mg/l
12 Jan 2026, 09:380.19 0.19 mg/l
17 Dec 2025, 11:041.3 1.3 mg/l
25 Nov 2025, 11:000.83 0.83 mg/l
16 Oct 2025, 13:280.63 0.63 mg/l
30 Sep 2025, 14:370.4 0.4 mg/l
8 Aug 2025, 10:260.29 0.29 mg/l
17 Jul 2025, 09:313.3 3.3 mg/l
10 Jun 2025, 10:144.4 4.4 mg/l
21 May 2025, 09:570.97 0.97 mg/l
23 Apr 2025, 09:500.44 0.44 mg/l
19 Mar 2025, 09:461.1 1.1 mg/l
14 Feb 2025, 09:311.1 1.1 mg/l
23 Jan 2025, 09:470.91 0.91 mg/l
3 Dec 2024, 10:010.57 0.57 mg/l
28 Nov 2024, 09:580.48 0.48 mg/l
17 Oct 2024, 09:570.27 0.27 mg/l
18 Sep 2024, 10:001.1 1.1 mg/l
22 Aug 2024, 09:170.37 0.37 mg/l
19 Jul 2024, 09:581 1 mg/l
21 Jun 2024, 08:560.65 0.65 mg/l

Nitrate

as nitrogen (N) · code 0117 · mg/l

2.7 mg/l

Sampled 11 May 2026, 5 months ago · 24 results banked

246810mg/l20242025202621 Jun 2024, 08:56: 8.17 mg/l19 Jul 2024, 09:58: 7.48 mg/l22 Aug 2024, 09:17: 8.15 mg/l18 Sep 2024, 10:00: 7.6 mg/l17 Oct 2024, 09:57: 4.78 mg/l28 Nov 2024, 09:58: 6.12 mg/l3 Dec 2024, 10:01: 5.6 mg/l23 Jan 2025, 09:47: 6.3 mg/l14 Feb 2025, 09:31: 6.63 mg/l19 Mar 2025, 09:46: 7.29 mg/l23 Apr 2025, 09:50: 4.8 mg/l21 May 2025, 09:57: 7.98 mg/l10 Jun 2025, 10:14: 3.3 mg/l17 Jul 2025, 09:31: 3.63 mg/l8 Aug 2025, 10:26: 8.79 mg/l30 Sep 2025, 14:37: 8.71 mg/l16 Oct 2025, 13:28: 9 mg/l25 Nov 2025, 11:00: 6.73 mg/l17 Dec 2025, 11:04: 3.07 mg/l12 Jan 2026, 09:38: 4.26 mg/l19 Feb 2026, 12:11: 2.85 mg/l20 Mar 2026, 13:59: 6.77 mg/l16 Apr 2026, 12:45: 6.96 mg/l11 May 2026, 12:44: 2.7 mg/l
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:442.7 2.7 mg/l
16 Apr 2026, 12:456.96 6.96 mg/l
20 Mar 2026, 13:596.77 6.77 mg/l
19 Feb 2026, 12:112.85 2.85 mg/l
12 Jan 2026, 09:384.26 4.26 mg/l
17 Dec 2025, 11:043.07 3.07 mg/l
25 Nov 2025, 11:006.73 6.73 mg/l
16 Oct 2025, 13:289 9 mg/l
30 Sep 2025, 14:378.71 8.71 mg/l
8 Aug 2025, 10:268.79 8.79 mg/l
17 Jul 2025, 09:313.63 3.63 mg/l
10 Jun 2025, 10:143.3 3.3 mg/l
21 May 2025, 09:577.98 7.98 mg/l
23 Apr 2025, 09:504.8 4.8 mg/l
19 Mar 2025, 09:467.29 7.29 mg/l
14 Feb 2025, 09:316.63 6.63 mg/l
23 Jan 2025, 09:476.3 6.3 mg/l
3 Dec 2024, 10:015.6 5.6 mg/l
28 Nov 2024, 09:586.12 6.12 mg/l
17 Oct 2024, 09:574.78 4.78 mg/l
18 Sep 2024, 10:007.6 7.6 mg/l
22 Aug 2024, 09:178.15 8.15 mg/l
19 Jul 2024, 09:587.48 7.48 mg/l
21 Jun 2024, 08:568.17 8.17 mg/l

Phosphate

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

0.11 mg/l

Sampled 11 May 2026, 5 months ago · 24 results banked

00.10.20.30.40.5mg/l20242025202621 Jun 2024, 08:56: 0.23 mg/l19 Jul 2024, 09:58: 0.33 mg/l22 Aug 2024, 09:17: 0.25 mg/l18 Sep 2024, 10:00: 0.29 mg/l17 Oct 2024, 09:57: 0.19 mg/l28 Nov 2024, 09:58: 0.19 mg/l3 Dec 2024, 10:01: 0.18 mg/l23 Jan 2025, 09:47: 0.26 mg/l14 Feb 2025, 09:31: 0.31 mg/l19 Mar 2025, 09:46: 0.3 mg/l23 Apr 2025, 09:50: 0.18 mg/l21 May 2025, 09:57: 0.31 mg/l10 Jun 2025, 10:14: 0.19 mg/l17 Jul 2025, 09:31: 0.34 mg/l8 Aug 2025, 10:26: 0.31 mg/l30 Sep 2025, 14:37: 0.39 mg/l16 Oct 2025, 13:28: 0.43 mg/l25 Nov 2025, 11:00: 0.29 mg/l17 Dec 2025, 11:04: 0.087 mg/l12 Jan 2026, 09:38: 0.15 mg/l19 Feb 2026, 12:11: 0.11 mg/l20 Mar 2026, 13:59: 0.2 mg/l16 Apr 2026, 12:45: 0.16 mg/l11 May 2026, 12:44: 0.11 mg/l
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:440.11 0.11 mg/l
16 Apr 2026, 12:450.16 0.16 mg/l
20 Mar 2026, 13:590.2 0.2 mg/l
19 Feb 2026, 12:110.11 0.11 mg/l
12 Jan 2026, 09:380.15 0.15 mg/l
17 Dec 2025, 11:040.087 0.087 mg/l
25 Nov 2025, 11:000.29 0.29 mg/l
16 Oct 2025, 13:280.43 0.43 mg/l
30 Sep 2025, 14:370.39 0.39 mg/l
8 Aug 2025, 10:260.31 0.31 mg/l
17 Jul 2025, 09:310.34 0.34 mg/l
10 Jun 2025, 10:140.19 0.19 mg/l
21 May 2025, 09:570.31 0.31 mg/l
23 Apr 2025, 09:500.18 0.18 mg/l
19 Mar 2025, 09:460.3 0.3 mg/l
14 Feb 2025, 09:310.31 0.31 mg/l
23 Jan 2025, 09:470.26 0.26 mg/l
3 Dec 2024, 10:010.18 0.18 mg/l
28 Nov 2024, 09:580.19 0.19 mg/l
17 Oct 2024, 09:570.19 0.19 mg/l
18 Sep 2024, 10:000.29 0.29 mg/l
22 Aug 2024, 09:170.25 0.25 mg/l
19 Jul 2024, 09:580.33 0.33 mg/l
21 Jun 2024, 08:560.23 0.23 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

382 µS/cm

Sampled 11 May 2026, 5 months ago · 24 results banked

05001000150020002500µS/cm20242025202621 Jun 2024, 08:56: 1037 µS/cm19 Jul 2024, 09:58: 1015 µS/cm22 Aug 2024, 09:17: 1044 µS/cm18 Sep 2024, 10:00: 998 µS/cm17 Oct 2024, 09:57: 643 µS/cm28 Nov 2024, 09:58: 859 µS/cm3 Dec 2024, 10:01: 875 µS/cm23 Jan 2025, 09:47: 1058 µS/cm14 Feb 2025, 09:31: 1004 µS/cm19 Mar 2025, 09:46: 1044 µS/cm23 Apr 2025, 09:50: 677 µS/cm21 May 2025, 09:57: 1058 µS/cm10 Jun 2025, 10:14: 640 µS/cm17 Jul 2025, 09:31: 668 µS/cm8 Aug 2025, 10:26: 997 µS/cm30 Sep 2025, 14:37: 1052 µS/cm16 Oct 2025, 13:28: 1060 µS/cm25 Nov 2025, 11:00: 1306 µS/cm17 Dec 2025, 11:04: 2101 µS/cm12 Jan 2026, 09:38: 994 µS/cm19 Feb 2026, 12:11: 774 µS/cm20 Mar 2026, 13:59: 1134 µS/cm16 Apr 2026, 12:45: 983 µS/cm11 May 2026, 12:44: 382 µS/cm
Every result (24)
SampledResult as publishedReads as
11 May 2026, 12:44382 382 µS/cm
16 Apr 2026, 12:45983 983 µS/cm
20 Mar 2026, 13:591134 1134 µS/cm
19 Feb 2026, 12:11774 774 µS/cm
12 Jan 2026, 09:38994 994 µS/cm
17 Dec 2025, 11:042101 2101 µS/cm
25 Nov 2025, 11:001306 1306 µS/cm
16 Oct 2025, 13:281060 1060 µS/cm
30 Sep 2025, 14:371052 1052 µS/cm
8 Aug 2025, 10:26997 997 µS/cm
17 Jul 2025, 09:31668 668 µS/cm
10 Jun 2025, 10:14640 640 µS/cm
21 May 2025, 09:571058 1058 µS/cm
23 Apr 2025, 09:50677 677 µS/cm
19 Mar 2025, 09:461044 1044 µS/cm
14 Feb 2025, 09:311004 1004 µS/cm
23 Jan 2025, 09:471058 1058 µS/cm
3 Dec 2024, 10:01875 875 µS/cm
28 Nov 2024, 09:58859 859 µS/cm
17 Oct 2024, 09:57643 643 µS/cm
18 Sep 2024, 10:00998 998 µS/cm
22 Aug 2024, 09:171044 1044 µS/cm
19 Jul 2024, 09:581015 1015 µS/cm
21 Jun 2024, 08:561037 1037 µS/cm

Everything measured here

13 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 13 rows
DeterminandMaterialResults First – lastLatest result
Oxygen, Dissolved, % Saturation 9901 River water 24 Jun 2024 – May 2026 81.6% 11 May 2026
Oxygen, Dissolved as O2 9924 River water 24 Jun 2024 – May 2026 8.88 mg/l 11 May 2026
Temperature of Water 0076 River water 24 Jun 2024 – May 2026 11.5 °C 11 May 2026
pH 0061 River water 24 Jun 2024 – May 2026 7.83 11 May 2026
Ammoniacal Nitrogen as N 0111 River water 24 Jun 2024 – May 2026 0.52 mg/l 11 May 2026
Nitrate as N 0117 River water 24 Jun 2024 – May 2026 2.7 mg/l 11 May 2026
Orthophosphate, reactive as P 0180 River water 24 Jun 2024 – May 2026 0.11 mg/l 11 May 2026
Conductivity at 25 C 0077 River water 24 Jun 2024 – May 2026 382 µS/cm 11 May 2026
Alkalinity to pH 4.5 as CaCO3 0162 River water 24 Jun 2024 – May 2026 90 mg/l 11 May 2026
Ammonia un-ionised as N 0119 River water 24 Jun 2024 – May 2026 0.0072 mg/l 11 May 2026
BOD : 5 Day ATU 0085 River water 22 Jun 2024 – May 2026 7.7 mg/l 11 May 2026
Nitrite as N 0118 River water 24 Jun 2024 – May 2026 0.1 mg/l 11 May 2026
Nitrogen, Total Oxidised as N 0116 River water 24 Jun 2024 – May 2026 2.8 mg/l 11 May 2026

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.