Old Beck Doctors Lane

EA name: OLD BECK DOCTORS LANE
Environment Agency sampling point AN-DOCSLANE · 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
18 Dec 2025, 11:439 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
22 since 23 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 510158, 327415As published, to the nearest 1 m. Open in a map
River, by its own name
Old Beck
River, by the map
Old BeckPlaced on the river its name gives, 0 m from the line.
Next gauge downstream
Dowsby Fen On the South Forty Foot Drain · 8.8 km along the river
Why it was sampled
Monitoring (national agency policy) (22 samples)

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

97.7%

Sampled 18 Dec 2025, 9 months ago · 22 results banked

406080100120%20242025202623 Oct 2023, 13:04: 95.3%20 Nov 2023, 12:44: 95.7%6 Dec 2023, 10:51: 100.1%15 Jan 2024, 13:35: 94.8%19 Feb 2024, 14:14: 98.3%18 Mar 2024, 12:10: 98.4%15 Apr 2024, 13:16: 116.9%13 May 2024, 13:18: 110.9%18 Jun 2024, 11:32: 99.2%15 Jul 2024, 11:31: 89.1%19 Aug 2024, 13:33: 90.1%20 Sep 2024, 10:44: 77.9%23 Oct 2024, 12:36: 86.7%15 Nov 2024, 12:31: 85.1%4 Dec 2024, 12:42: 95.3%24 Jan 2025, 12:40: 97.8%14 Feb 2025, 12:28: 99.8%10 Mar 2025, 13:16: 106.7%5 Nov 2025, 12:21: 53.2%25 Nov 2025, 11:58: 92.6%1 Dec 2025, 13:00: 94.7%18 Dec 2025, 11:43: 97.7%
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:4397.7 97.7%
1 Dec 2025, 13:0094.7 94.7%
25 Nov 2025, 11:5892.6 92.6%
5 Nov 2025, 12:2153.2 53.2%
10 Mar 2025, 13:16106.7 106.7%
14 Feb 2025, 12:2899.8 99.8%
24 Jan 2025, 12:4097.8 97.8%
4 Dec 2024, 12:4295.3 95.3%
15 Nov 2024, 12:3185.1 85.1%
23 Oct 2024, 12:3686.7 86.7%
20 Sep 2024, 10:4477.9 77.9%
19 Aug 2024, 13:3390.1 90.1%
15 Jul 2024, 11:3189.1 89.1%
18 Jun 2024, 11:3299.2 99.2%
13 May 2024, 13:18110.9 110.9%
15 Apr 2024, 13:16116.9 116.9%
18 Mar 2024, 12:1098.4 98.4%
19 Feb 2024, 14:1498.3 98.3%
15 Jan 2024, 13:3594.8 94.8%
6 Dec 2023, 10:51100.1 100.1%
20 Nov 2023, 12:4495.7 95.7%
23 Oct 2023, 13:0495.3 95.3%

Dissolved oxygen

as O2 · code 9924 · mg/l

11.4 mg/l

Sampled 18 Dec 2025, 9 months ago · 22 results banked

468101214mg/l20242025202623 Oct 2023, 13:04: 10.5 mg/l20 Nov 2023, 12:44: 10.9 mg/l6 Dec 2023, 10:51: 12.7 mg/l15 Jan 2024, 13:35: 12.5 mg/l19 Feb 2024, 14:14: 11.3 mg/l18 Mar 2024, 12:10: 11.4 mg/l15 Apr 2024, 13:16: 13.3 mg/l13 May 2024, 13:18: 11.2 mg/l18 Jun 2024, 11:32: 10.5 mg/l15 Jul 2024, 11:31: 9.22 mg/l19 Aug 2024, 13:33: 9.14 mg/l20 Sep 2024, 10:44: 8.01 mg/l23 Oct 2024, 12:36: 9.61 mg/l15 Nov 2024, 12:31: 9.87 mg/l4 Dec 2024, 12:42: 11.7 mg/l24 Jan 2025, 12:40: 12 mg/l14 Feb 2025, 12:28: 12.9 mg/l10 Mar 2025, 13:16: 12.7 mg/l5 Nov 2025, 12:21: 5.54 mg/l25 Nov 2025, 11:58: 11.5 mg/l1 Dec 2025, 13:00: 11.1 mg/l18 Dec 2025, 11:43: 11.4 mg/l
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:4311.4 11.4 mg/l
1 Dec 2025, 13:0011.1 11.1 mg/l
25 Nov 2025, 11:5811.5 11.5 mg/l
5 Nov 2025, 12:215.54 5.54 mg/l
10 Mar 2025, 13:1612.7 12.7 mg/l
14 Feb 2025, 12:2812.9 12.9 mg/l
24 Jan 2025, 12:4012 12 mg/l
4 Dec 2024, 12:4211.7 11.7 mg/l
15 Nov 2024, 12:319.87 9.87 mg/l
23 Oct 2024, 12:369.61 9.61 mg/l
20 Sep 2024, 10:448.01 8.01 mg/l
19 Aug 2024, 13:339.14 9.14 mg/l
15 Jul 2024, 11:319.22 9.22 mg/l
18 Jun 2024, 11:3210.5 10.5 mg/l
13 May 2024, 13:1811.2 11.2 mg/l
15 Apr 2024, 13:1613.3 13.3 mg/l
18 Mar 2024, 12:1011.4 11.4 mg/l
19 Feb 2024, 14:1411.3 11.3 mg/l
15 Jan 2024, 13:3512.5 12.5 mg/l
6 Dec 2023, 10:5112.7 12.7 mg/l
20 Nov 2023, 12:4410.9 10.9 mg/l
23 Oct 2023, 13:0410.5 10.5 mg/l

Water temperature

code 0076 · °C

8.7 °C

Sampled 18 Dec 2025, 9 months ago · 22 results banked

051015°C20242025202623 Oct 2023, 13:04: 10.8 °C20 Nov 2023, 12:44: 9.7 °C6 Dec 2023, 10:51: 5.2 °C15 Jan 2024, 13:35: 3.7 °C19 Feb 2024, 14:14: 9 °C18 Mar 2024, 12:10: 8.8 °C15 Apr 2024, 13:16: 9.6 °C13 May 2024, 13:18: 14.7 °C18 Jun 2024, 11:32: 12.7 °C15 Jul 2024, 11:31: 13.7 °C19 Aug 2024, 13:33: 14.6 °C20 Sep 2024, 10:44: 14 °C23 Oct 2024, 12:36: 10.7 °C15 Nov 2024, 12:31: 8.8 °C4 Dec 2024, 12:42: 6.5 °C24 Jan 2025, 12:40: 6.5 °C14 Feb 2025, 12:28: 4.5 °C10 Mar 2025, 13:16: 7.6 °C5 Nov 2025, 12:21: 13.4 °C25 Nov 2025, 11:58: 6.1 °C1 Dec 2025, 13:00: 8.2 °C18 Dec 2025, 11:43: 8.7 °C
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:438.7 8.7 °C
1 Dec 2025, 13:008.2 8.2 °C
25 Nov 2025, 11:586.1 6.1 °C
5 Nov 2025, 12:2113.4 13.4 °C
10 Mar 2025, 13:167.6 7.6 °C
14 Feb 2025, 12:284.5 4.5 °C
24 Jan 2025, 12:406.5 6.5 °C
4 Dec 2024, 12:426.5 6.5 °C
15 Nov 2024, 12:318.8 8.8 °C
23 Oct 2024, 12:3610.7 10.7 °C
20 Sep 2024, 10:4414 14 °C
19 Aug 2024, 13:3314.6 14.6 °C
15 Jul 2024, 11:3113.7 13.7 °C
18 Jun 2024, 11:3212.7 12.7 °C
13 May 2024, 13:1814.7 14.7 °C
15 Apr 2024, 13:169.6 9.6 °C
18 Mar 2024, 12:108.8 8.8 °C
19 Feb 2024, 14:149 9 °C
15 Jan 2024, 13:353.7 3.7 °C
6 Dec 2023, 10:515.2 5.2 °C
20 Nov 2023, 12:449.7 9.7 °C
23 Oct 2023, 13:0410.8 10.8 °C

pH

code 0061

7.95

Sampled 18 Dec 2025, 9 months ago · 22 results banked

7.67.888.28.420242025202623 Oct 2023, 13:04: 7.9220 Nov 2023, 12:44: 8.086 Dec 2023, 10:51: 7.8715 Jan 2024, 13:35: 8.1519 Feb 2024, 14:14: 8.0618 Mar 2024, 12:10: 8.0815 Apr 2024, 13:16: 8.2613 May 2024, 13:18: 8.0618 Jun 2024, 11:32: 8.0315 Jul 2024, 11:31: 7.9419 Aug 2024, 13:33: 8.0320 Sep 2024, 10:44: 7.9523 Oct 2024, 12:36: 7.9215 Nov 2024, 12:31: 7.914 Dec 2024, 12:42: 8.0824 Jan 2025, 12:40: 8.1214 Feb 2025, 12:28: 8.1910 Mar 2025, 13:16: 8.175 Nov 2025, 12:21: 7.7625 Nov 2025, 11:58: 81 Dec 2025, 13:00: 7.7818 Dec 2025, 11:43: 7.95
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:437.95 7.95
1 Dec 2025, 13:007.78 7.78
25 Nov 2025, 11:588 8
5 Nov 2025, 12:217.76 7.76
10 Mar 2025, 13:168.17 8.17
14 Feb 2025, 12:288.19 8.19
24 Jan 2025, 12:408.12 8.12
4 Dec 2024, 12:428.08 8.08
15 Nov 2024, 12:317.91 7.91
23 Oct 2024, 12:367.92 7.92
20 Sep 2024, 10:447.95 7.95
19 Aug 2024, 13:338.03 8.03
15 Jul 2024, 11:317.94 7.94
18 Jun 2024, 11:328.03 8.03
13 May 2024, 13:188.06 8.06
15 Apr 2024, 13:168.26 8.26
18 Mar 2024, 12:108.08 8.08
19 Feb 2024, 14:148.06 8.06
15 Jan 2024, 13:358.15 8.15
6 Dec 2023, 10:517.87 7.87
20 Nov 2023, 12:448.08 8.08
23 Oct 2023, 13:047.92 7.92

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

below 0.03 mg/l (not detected above this)

Sampled 18 Dec 2025, 9 months ago · 22 results banked

0.030.0310.032mg/l20242025202623 Oct 2023, 13:04: below 0.03 mg/l (not detected above this)20 Nov 2023, 12:44: below 0.03 mg/l (not detected above this)6 Dec 2023, 10:51: below 0.03 mg/l (not detected above this)15 Jan 2024, 13:35: below 0.03 mg/l (not detected above this)19 Feb 2024, 14:14: below 0.03 mg/l (not detected above this)18 Mar 2024, 12:10: 0.032 mg/l15 Apr 2024, 13:16: below 0.03 mg/l (not detected above this)13 May 2024, 13:18: below 0.03 mg/l (not detected above this)18 Jun 2024, 11:32: below 0.03 mg/l (not detected above this)15 Jul 2024, 11:31: below 0.03 mg/l (not detected above this)19 Aug 2024, 13:33: below 0.03 mg/l (not detected above this)20 Sep 2024, 10:44: below 0.03 mg/l (not detected above this)23 Oct 2024, 12:36: below 0.03 mg/l (not detected above this)15 Nov 2024, 12:31: below 0.03 mg/l (not detected above this)4 Dec 2024, 12:42: below 0.03 mg/l (not detected above this)24 Jan 2025, 12:40: below 0.03 mg/l (not detected above this)14 Feb 2025, 12:28: below 0.03 mg/l (not detected above this)10 Mar 2025, 13:16: below 0.03 mg/l (not detected above this)5 Nov 2025, 12:21: below 0.03 mg/l (not detected above this)25 Nov 2025, 11:58: below 0.03 mg/l (not detected above this)1 Dec 2025, 13:00: below 0.03 mg/l (not detected above this)18 Dec 2025, 11:43: below 0.03 mg/l (not detected above this)
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:43<0.03 below 0.03 mg/l (not detected above this)
1 Dec 2025, 13:00<0.03 below 0.03 mg/l (not detected above this)
25 Nov 2025, 11:58<0.03 below 0.03 mg/l (not detected above this)
5 Nov 2025, 12:21<0.03 below 0.03 mg/l (not detected above this)
10 Mar 2025, 13:16<0.03 below 0.03 mg/l (not detected above this)
14 Feb 2025, 12:28<0.03 below 0.03 mg/l (not detected above this)
24 Jan 2025, 12:40<0.03 below 0.03 mg/l (not detected above this)
4 Dec 2024, 12:42<0.03 below 0.03 mg/l (not detected above this)
15 Nov 2024, 12:31<0.03 below 0.03 mg/l (not detected above this)
23 Oct 2024, 12:36<0.03 below 0.03 mg/l (not detected above this)
20 Sep 2024, 10:44<0.03 below 0.03 mg/l (not detected above this)
19 Aug 2024, 13:33<0.03 below 0.03 mg/l (not detected above this)
15 Jul 2024, 11:31<0.03 below 0.03 mg/l (not detected above this)
18 Jun 2024, 11:32<0.03 below 0.03 mg/l (not detected above this)
13 May 2024, 13:18<0.03 below 0.03 mg/l (not detected above this)
15 Apr 2024, 13:16<0.03 below 0.03 mg/l (not detected above this)
18 Mar 2024, 12:100.032 0.032 mg/l
19 Feb 2024, 14:14<0.03 below 0.03 mg/l (not detected above this)
15 Jan 2024, 13:35<0.03 below 0.03 mg/l (not detected above this)
6 Dec 2023, 10:51<0.03 below 0.03 mg/l (not detected above this)
20 Nov 2023, 12:44<0.03 below 0.03 mg/l (not detected above this)
23 Oct 2023, 13:04<0.03 below 0.03 mg/l (not detected above this)

Nitrate

as nitrogen (N) · code 0117 · mg/l

13 mg/l

Sampled 18 Dec 2025, 9 months ago · 22 results banked

05101520mg/l20242025202623 Oct 2023, 13:04: 17 mg/l20 Nov 2023, 12:44: 12 mg/l6 Dec 2023, 10:51: 9.6 mg/l15 Jan 2024, 13:35: 9.99 mg/l19 Feb 2024, 14:14: 6.09 mg/l18 Mar 2024, 12:10: 7.09 mg/l15 Apr 2024, 13:16: 7.48 mg/l13 May 2024, 13:18: 7.17 mg/l18 Jun 2024, 11:32: 6.28 mg/l15 Jul 2024, 11:31: 6.07 mg/l19 Aug 2024, 13:33: 6.28 mg/l20 Sep 2024, 10:44: 6.37 mg/l23 Oct 2024, 12:36: 9.28 mg/l15 Nov 2024, 12:31: 6.28 mg/l4 Dec 2024, 12:42: 9.99 mg/l24 Jan 2025, 12:40: 8.49 mg/l14 Feb 2025, 12:28: 9.49 mg/l10 Mar 2025, 13:16: 8.79 mg/l5 Nov 2025, 12:21: 0.376 mg/l25 Nov 2025, 11:58: 19 mg/l1 Dec 2025, 13:00: 19 mg/l18 Dec 2025, 11:43: 13 mg/l
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:4313 13 mg/l
1 Dec 2025, 13:0019 19 mg/l
25 Nov 2025, 11:5819 19 mg/l
5 Nov 2025, 12:210.376 0.376 mg/l
10 Mar 2025, 13:168.79 8.79 mg/l
14 Feb 2025, 12:289.49 9.49 mg/l
24 Jan 2025, 12:408.49 8.49 mg/l
4 Dec 2024, 12:429.99 9.99 mg/l
15 Nov 2024, 12:316.28 6.28 mg/l
23 Oct 2024, 12:369.28 9.28 mg/l
20 Sep 2024, 10:446.37 6.37 mg/l
19 Aug 2024, 13:336.28 6.28 mg/l
15 Jul 2024, 11:316.07 6.07 mg/l
18 Jun 2024, 11:326.28 6.28 mg/l
13 May 2024, 13:187.17 7.17 mg/l
15 Apr 2024, 13:167.48 7.48 mg/l
18 Mar 2024, 12:107.09 7.09 mg/l
19 Feb 2024, 14:146.09 6.09 mg/l
15 Jan 2024, 13:359.99 9.99 mg/l
6 Dec 2023, 10:519.6 9.6 mg/l
20 Nov 2023, 12:4412 12 mg/l
23 Oct 2023, 13:0417 17 mg/l

Phosphate

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

0.039 mg/l

Sampled 18 Dec 2025, 9 months ago · 22 results banked

00.050.10.15mg/l20242025202623 Oct 2023, 13:04: 0.043 mg/l20 Nov 2023, 12:44: 0.043 mg/l6 Dec 2023, 10:51: 0.034 mg/l15 Jan 2024, 13:35: 0.048 mg/l19 Feb 2024, 14:14: 0.037 mg/l18 Mar 2024, 12:10: 0.027 mg/l15 Apr 2024, 13:16: 0.02 mg/l13 May 2024, 13:18: 0.019 mg/l18 Jun 2024, 11:32: 0.024 mg/l15 Jul 2024, 11:31: 0.029 mg/l19 Aug 2024, 13:33: 0.043 mg/l20 Sep 2024, 10:44: 0.044 mg/l23 Oct 2024, 12:36: 0.024 mg/l15 Nov 2024, 12:31: 0.038 mg/l4 Dec 2024, 12:42: 0.029 mg/l24 Jan 2025, 12:40: 0.031 mg/l14 Feb 2025, 12:28: 0.032 mg/l10 Mar 2025, 13:16: 0.023 mg/l5 Nov 2025, 12:21: 0.059 mg/l25 Nov 2025, 11:58: 0.042 mg/l1 Dec 2025, 13:00: 0.13 mg/l18 Dec 2025, 11:43: 0.039 mg/l
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:430.039 0.039 mg/l
1 Dec 2025, 13:000.13 0.13 mg/l
25 Nov 2025, 11:580.042 0.042 mg/l
5 Nov 2025, 12:210.059 0.059 mg/l
10 Mar 2025, 13:160.023 0.023 mg/l
14 Feb 2025, 12:280.032 0.032 mg/l
24 Jan 2025, 12:400.031 0.031 mg/l
4 Dec 2024, 12:420.029 0.029 mg/l
15 Nov 2024, 12:310.038 0.038 mg/l
23 Oct 2024, 12:360.024 0.024 mg/l
20 Sep 2024, 10:440.044 0.044 mg/l
19 Aug 2024, 13:330.043 0.043 mg/l
15 Jul 2024, 11:310.029 0.029 mg/l
18 Jun 2024, 11:320.024 0.024 mg/l
13 May 2024, 13:180.019 0.019 mg/l
15 Apr 2024, 13:160.02 0.02 mg/l
18 Mar 2024, 12:100.027 0.027 mg/l
19 Feb 2024, 14:140.037 0.037 mg/l
15 Jan 2024, 13:350.048 0.048 mg/l
6 Dec 2023, 10:510.034 0.034 mg/l
20 Nov 2023, 12:440.043 0.043 mg/l
23 Oct 2023, 13:040.043 0.043 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

529 µS/cm

Sampled 18 Dec 2025, 9 months ago · 22 results banked

4006008001000µS/cm20242025202623 Oct 2023, 13:04: 688 µS/cm20 Nov 2023, 12:44: 652 µS/cm6 Dec 2023, 10:51: 525 µS/cm15 Jan 2024, 13:35: 749 µS/cm19 Feb 2024, 14:14: 501 µS/cm18 Mar 2024, 12:10: 553 µS/cm15 Apr 2024, 13:16: 731 µS/cm13 May 2024, 13:18: 795 µS/cm18 Jun 2024, 11:32: 828 µS/cm15 Jul 2024, 11:31: 817 µS/cm19 Aug 2024, 13:33: 860 µS/cm20 Sep 2024, 10:44: 872 µS/cm23 Oct 2024, 12:36: 719 µS/cm15 Nov 2024, 12:31: 838 µS/cm4 Dec 2024, 12:42: 712 µS/cm24 Jan 2025, 12:40: 767 µS/cm14 Feb 2025, 12:28: 691 µS/cm10 Mar 2025, 13:16: 774 µS/cm5 Nov 2025, 12:21: 912 µS/cm25 Nov 2025, 11:58: 662 µS/cm1 Dec 2025, 13:00: 689 µS/cm18 Dec 2025, 11:43: 529 µS/cm
Every result (22)
SampledResult as publishedReads as
18 Dec 2025, 11:43529 529 µS/cm
1 Dec 2025, 13:00689 689 µS/cm
25 Nov 2025, 11:58662 662 µS/cm
5 Nov 2025, 12:21912 912 µS/cm
10 Mar 2025, 13:16774 774 µS/cm
14 Feb 2025, 12:28691 691 µS/cm
24 Jan 2025, 12:40767 767 µS/cm
4 Dec 2024, 12:42712 712 µS/cm
15 Nov 2024, 12:31838 838 µS/cm
23 Oct 2024, 12:36719 719 µS/cm
20 Sep 2024, 10:44872 872 µS/cm
19 Aug 2024, 13:33860 860 µS/cm
15 Jul 2024, 11:31817 817 µS/cm
18 Jun 2024, 11:32828 828 µS/cm
13 May 2024, 13:18795 795 µS/cm
15 Apr 2024, 13:16731 731 µS/cm
18 Mar 2024, 12:10553 553 µS/cm
19 Feb 2024, 14:14501 501 µS/cm
15 Jan 2024, 13:35749 749 µS/cm
6 Dec 2023, 10:51525 525 µS/cm
20 Nov 2023, 12:44652 652 µS/cm
23 Oct 2023, 13:04688 688 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 22 Oct 2023 – Dec 2025 97.7% 18 Dec 2025
Oxygen, Dissolved as O2 9924 River water 22 Oct 2023 – Dec 2025 11.4 mg/l 18 Dec 2025
Temperature of Water 0076 River water 22 Oct 2023 – Dec 2025 8.7 °C 18 Dec 2025
pH 0061 River water 22 Oct 2023 – Dec 2025 7.95 18 Dec 2025
Ammoniacal Nitrogen as N 0111 River water 22 Oct 2023 – Dec 2025 below 0.03 mg/l 18 Dec 2025
Nitrate as N 0117 River water 22 Oct 2023 – Dec 2025 13 mg/l 18 Dec 2025
Orthophosphate, reactive as P 0180 River water 22 Oct 2023 – Dec 2025 0.039 mg/l 18 Dec 2025
Conductivity at 25 C 0077 River water 22 Oct 2023 – Dec 2025 529 µS/cm 18 Dec 2025
Alkalinity to pH 4.5 as CaCO3 0162 River water 22 Oct 2023 – Dec 2025 150 mg/l 18 Dec 2025
Ammonia un-ionised as N 0119 River water 22 Oct 2023 – Dec 2025 below 0.00044 mg/l 18 Dec 2025
BOD : 5 Day ATU 0085 River water 18 Feb 2024 – Dec 2025 1.2 mg/l 18 Dec 2025
Nitrite as N 0118 River water 22 Oct 2023 – Dec 2025 0.0047 mg/l 18 Dec 2025
Nitrogen, Total Oxidised as N 0116 River water 22 Oct 2023 – Dec 2025 13 mg/l 18 Dec 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.