Unnamed Drain at Broughton

EA name: SSN0277 UNNAMED DRAIN AT BROUGHTON
Environment Agency sampling point NE-SSN0277 · 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 Aug 2026, 12:3151 days ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
Samples banked
22 since 2 Jan 2025 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 396315, 451646As published, to the nearest 1 m. Open in a map
River, by its own name
Unnamed Drain
River, by the map
An unnamed streamPlaced by position alone (the only river line close by), 6 m from the line.
Next gauge downstream
None tracedThe map stops before any gauge.
Nearest gauge upstream
Gargrave High Street On the River Aire · 5.0 km along the river
Why it was sampled
Monitoring (national agency policy) (22 samples)

1 visit found no water to sample (recorded as “No flow”).

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

31.8%

Sampled 11 Aug 2026, 51 days ago · 20 results banked

20406080100120%2024202520262 Jan 2025, 14:00: 98%25 Feb 2025, 12:44: 101.4%4 Mar 2025, 12:45: 96.2%7 Apr 2025, 12:42: 102.9%2 May 2025, 14:21: 88.4%27 Jun 2025, 08:44: 71.4%31 Jul 2025, 10:25: 53.9%26 Aug 2025, 09:16: 63.8%22 Sep 2025, 10:48: 88.1%14 Oct 2025, 13:25: 64.9%24 Nov 2025, 11:25: 92.7%18 Dec 2025, 11:59: 96.5%5 Jan 2026, 10:58: 96.8%24 Feb 2026, 13:22: 95.1%26 Mar 2026, 09:26: 94.4%22 Apr 2026, 10:38: 102.2%11 May 2026, 09:54: 88.3%24 Jun 2026, 10:15: 71.1%20 Jul 2026, 13:30: 94.1%11 Aug 2026, 12:31: 31.8%
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:3131.8 31.8%
20 Jul 2026, 13:3094.1 94.1%
24 Jun 2026, 10:1571.1 71.1%
11 May 2026, 09:5488.3 88.3%
22 Apr 2026, 10:38102.2 102.2%
26 Mar 2026, 09:2694.4 94.4%
24 Feb 2026, 13:2295.1 95.1%
5 Jan 2026, 10:5896.8 96.8%
18 Dec 2025, 11:5996.5 96.5%
24 Nov 2025, 11:2592.7 92.7%
14 Oct 2025, 13:2564.9 64.9%
22 Sep 2025, 10:4888.1 88.1%
26 Aug 2025, 09:1663.8 63.8%
31 Jul 2025, 10:2553.9 53.9%
27 Jun 2025, 08:4471.4 71.4%
2 May 2025, 14:2188.4 88.4%
7 Apr 2025, 12:42102.9 102.9%
4 Mar 2025, 12:4596.2 96.2%
25 Feb 2025, 12:44101.4 101.4%
2 Jan 2025, 14:0098 98%

Dissolved oxygen

as O2 · code 9924 · mg/l

3.23 mg/l

Sampled 11 Aug 2026, 51 days ago · 20 results banked

2.557.51012.515mg/l2024202520262 Jan 2025, 14:00: 12.3 mg/l25 Feb 2025, 12:44: 12.2 mg/l4 Mar 2025, 12:45: 11.5 mg/l7 Apr 2025, 12:42: 11.9 mg/l2 May 2025, 14:21: 8.64 mg/l27 Jun 2025, 08:44: 7.37 mg/l31 Jul 2025, 10:25: 5.41 mg/l26 Aug 2025, 09:16: 6.43 mg/l22 Sep 2025, 10:48: 9.67 mg/l14 Oct 2025, 13:25: 6.89 mg/l24 Nov 2025, 11:25: 10.8 mg/l18 Dec 2025, 11:59: 11.1 mg/l5 Jan 2026, 10:58: 13.2 mg/l24 Feb 2026, 13:22: 11 mg/l26 Mar 2026, 09:26: 11.6 mg/l22 Apr 2026, 10:38: 11.8 mg/l11 May 2026, 09:54: 10.2 mg/l24 Jun 2026, 10:15: 6.95 mg/l20 Jul 2026, 13:30: 9.2 mg/l11 Aug 2026, 12:31: 3.23 mg/l
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:313.23 3.23 mg/l
20 Jul 2026, 13:309.2 9.2 mg/l
24 Jun 2026, 10:156.95 6.95 mg/l
11 May 2026, 09:5410.2 10.2 mg/l
22 Apr 2026, 10:3811.8 11.8 mg/l
26 Mar 2026, 09:2611.6 11.6 mg/l
24 Feb 2026, 13:2211 11 mg/l
5 Jan 2026, 10:5813.2 13.2 mg/l
18 Dec 2025, 11:5911.1 11.1 mg/l
24 Nov 2025, 11:2510.8 10.8 mg/l
14 Oct 2025, 13:256.89 6.89 mg/l
22 Sep 2025, 10:489.67 9.67 mg/l
26 Aug 2025, 09:166.43 6.43 mg/l
31 Jul 2025, 10:255.41 5.41 mg/l
27 Jun 2025, 08:447.37 7.37 mg/l
2 May 2025, 14:218.64 8.64 mg/l
7 Apr 2025, 12:4211.9 11.9 mg/l
4 Mar 2025, 12:4511.5 11.5 mg/l
25 Feb 2025, 12:4412.2 12.2 mg/l
2 Jan 2025, 14:0012.3 12.3 mg/l

Water temperature

code 0076 · °C

14.5 °C

Sampled 11 Aug 2026, 51 days ago · 20 results banked

05101520°C2024202520262 Jan 2025, 14:00: 5.7 °C25 Feb 2025, 12:44: 7.4 °C4 Mar 2025, 12:45: 7.4 °C7 Apr 2025, 12:42: 8.9 °C2 May 2025, 14:21: 16.3 °C27 Jun 2025, 08:44: 13.8 °C31 Jul 2025, 10:25: 15.1 °C26 Aug 2025, 09:16: 14.9 °C22 Sep 2025, 10:48: 11.1 °C14 Oct 2025, 13:25: 12.5 °C24 Nov 2025, 11:25: 8.7 °C18 Dec 2025, 11:59: 9.2 °C5 Jan 2026, 10:58: 2.4 °C24 Feb 2026, 13:22: 8.8 °C26 Mar 2026, 09:26: 6.5 °C22 Apr 2026, 10:38: 9.1 °C11 May 2026, 09:54: 8.9 °C24 Jun 2026, 10:15: 16.3 °C20 Jul 2026, 13:30: 16.3 °C11 Aug 2026, 12:31: 14.5 °C
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:3114.5 14.5 °C
20 Jul 2026, 13:3016.3 16.3 °C
24 Jun 2026, 10:1516.3 16.3 °C
11 May 2026, 09:548.9 8.9 °C
22 Apr 2026, 10:389.1 9.1 °C
26 Mar 2026, 09:266.5 6.5 °C
24 Feb 2026, 13:228.8 8.8 °C
5 Jan 2026, 10:582.4 2.4 °C
18 Dec 2025, 11:599.2 9.2 °C
24 Nov 2025, 11:258.7 8.7 °C
14 Oct 2025, 13:2512.5 12.5 °C
22 Sep 2025, 10:4811.1 11.1 °C
26 Aug 2025, 09:1614.9 14.9 °C
31 Jul 2025, 10:2515.1 15.1 °C
27 Jun 2025, 08:4413.8 13.8 °C
2 May 2025, 14:2116.3 16.3 °C
7 Apr 2025, 12:428.9 8.9 °C
4 Mar 2025, 12:457.4 7.4 °C
25 Feb 2025, 12:447.4 7.4 °C
2 Jan 2025, 14:005.7 5.7 °C

pH

code 0061

7.48

Sampled 11 Aug 2026, 51 days ago · 19 results banked

7.47.67.888.28.42024202520262 Jan 2025, 14:00: 7.8625 Feb 2025, 12:44: 8.074 Mar 2025, 12:45: 7.987 Apr 2025, 12:42: 8.222 May 2025, 14:21: 7.9427 Jun 2025, 08:44: 7.9631 Jul 2025, 10:25: 7.8226 Aug 2025, 09:16: 7.9322 Sep 2025, 10:48: 7.7814 Oct 2025, 13:25: 7.9518 Dec 2025, 11:59: 7.715 Jan 2026, 10:58: 8.1724 Feb 2026, 13:22: 7.6626 Mar 2026, 09:26: 7.8722 Apr 2026, 10:38: 8.2411 May 2026, 09:54: 8.0324 Jun 2026, 10:15: 7.7520 Jul 2026, 13:30: 8.1511 Aug 2026, 12:31: 7.48
Every result (19)
SampledResult as publishedReads as
11 Aug 2026, 12:317.48 7.48
20 Jul 2026, 13:308.15 8.15
24 Jun 2026, 10:157.75 7.75
11 May 2026, 09:548.03 8.03
22 Apr 2026, 10:388.24 8.24
26 Mar 2026, 09:267.87 7.87
24 Feb 2026, 13:227.66 7.66
5 Jan 2026, 10:588.17 8.17
18 Dec 2025, 11:597.71 7.71
14 Oct 2025, 13:257.95 7.95
22 Sep 2025, 10:487.78 7.78
26 Aug 2025, 09:167.93 7.93
31 Jul 2025, 10:257.82 7.82
27 Jun 2025, 08:447.96 7.96
2 May 2025, 14:217.94 7.94
7 Apr 2025, 12:428.22 8.22
4 Mar 2025, 12:457.98 7.98
25 Feb 2025, 12:448.07 8.07
2 Jan 2025, 14:007.86 7.86

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

6.8 mg/l

Sampled 11 Aug 2026, 51 days ago · 20 results banked

0102030mg/l2024202520262 Jan 2025, 14:00: 0.16 mg/l25 Feb 2025, 12:44: 0.21 mg/l4 Mar 2025, 12:45: 0.19 mg/l7 Apr 2025, 12:42: 0.19 mg/l2 May 2025, 14:21: 4.1 mg/l27 Jun 2025, 08:44: 0.097 mg/l31 Jul 2025, 10:25: 0.48 mg/l26 Aug 2025, 09:16: 0.04 mg/l22 Sep 2025, 10:48: 0.06 mg/l14 Oct 2025, 13:25: 25 mg/l24 Nov 2025, 11:25: 2.7 mg/l18 Dec 2025, 11:59: 0.09 mg/l5 Jan 2026, 10:58: 0.25 mg/l24 Feb 2026, 13:22: 1.9 mg/l26 Mar 2026, 09:26: 0.13 mg/l22 Apr 2026, 10:38: 0.23 mg/l11 May 2026, 09:54: 0.42 mg/l24 Jun 2026, 10:15: 0.51 mg/l20 Jul 2026, 13:30: below 0.03 mg/l (not detected above this)11 Aug 2026, 12:31: 6.8 mg/l
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:316.8 6.8 mg/l
20 Jul 2026, 13:30<0.03 below 0.03 mg/l (not detected above this)
24 Jun 2026, 10:150.51 0.51 mg/l
11 May 2026, 09:540.42 0.42 mg/l
22 Apr 2026, 10:380.23 0.23 mg/l
26 Mar 2026, 09:260.13 0.13 mg/l
24 Feb 2026, 13:221.9 1.9 mg/l
5 Jan 2026, 10:580.25 0.25 mg/l
18 Dec 2025, 11:590.09 0.09 mg/l
24 Nov 2025, 11:252.7 2.7 mg/l
14 Oct 2025, 13:2525 25 mg/l
22 Sep 2025, 10:480.06 0.06 mg/l
26 Aug 2025, 09:160.04 0.04 mg/l
31 Jul 2025, 10:250.48 0.48 mg/l
27 Jun 2025, 08:440.097 0.097 mg/l
2 May 2025, 14:214.1 4.1 mg/l
7 Apr 2025, 12:420.19 0.19 mg/l
4 Mar 2025, 12:450.19 0.19 mg/l
25 Feb 2025, 12:440.21 0.21 mg/l
2 Jan 2025, 14:000.16 0.16 mg/l

Nitrate

as nitrogen (N) · code 0117 · mg/l

0.19 mg/l

Sampled 11 Aug 2026, 51 days ago · 20 results banked

0246mg/l2024202520262 Jan 2025, 14:00: 1.69 mg/l25 Feb 2025, 12:44: 2.28 mg/l4 Mar 2025, 12:45: 2.17 mg/l7 Apr 2025, 12:42: 2.85 mg/l2 May 2025, 14:21: 4.23 mg/l27 Jun 2025, 08:44: 2.18 mg/l31 Jul 2025, 10:25: 2.37 mg/l26 Aug 2025, 09:16: 3.38 mg/l22 Sep 2025, 10:48: 2.48 mg/l14 Oct 2025, 13:25: 1.37 mg/l24 Nov 2025, 11:25: 2.26 mg/l18 Dec 2025, 11:59: 1.98 mg/l5 Jan 2026, 10:58: 1.96 mg/l24 Feb 2026, 13:22: 1.97 mg/l26 Mar 2026, 09:26: 1.39 mg/l22 Apr 2026, 10:38: 1.86 mg/l11 May 2026, 09:54: 2.41 mg/l24 Jun 2026, 10:15: 3.52 mg/l20 Jul 2026, 13:30: 2.49 mg/l11 Aug 2026, 12:31: 0.19 mg/l
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:310.19 0.19 mg/l
20 Jul 2026, 13:302.49 2.49 mg/l
24 Jun 2026, 10:153.52 3.52 mg/l
11 May 2026, 09:542.41 2.41 mg/l
22 Apr 2026, 10:381.86 1.86 mg/l
26 Mar 2026, 09:261.39 1.39 mg/l
24 Feb 2026, 13:221.97 1.97 mg/l
5 Jan 2026, 10:581.96 1.96 mg/l
18 Dec 2025, 11:591.98 1.98 mg/l
24 Nov 2025, 11:252.26 2.26 mg/l
14 Oct 2025, 13:251.37 1.37 mg/l
22 Sep 2025, 10:482.48 2.48 mg/l
26 Aug 2025, 09:163.38 3.38 mg/l
31 Jul 2025, 10:252.37 2.37 mg/l
27 Jun 2025, 08:442.18 2.18 mg/l
2 May 2025, 14:214.23 4.23 mg/l
7 Apr 2025, 12:422.85 2.85 mg/l
4 Mar 2025, 12:452.17 2.17 mg/l
25 Feb 2025, 12:442.28 2.28 mg/l
2 Jan 2025, 14:001.69 1.69 mg/l

Phosphate

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

0.13 mg/l

Sampled 11 Aug 2026, 51 days ago · 20 results banked

00.20.40.60.8mg/l2024202520262 Jan 2025, 14:00: 0.093 mg/l25 Feb 2025, 12:44: 0.073 mg/l4 Mar 2025, 12:45: 0.1 mg/l7 Apr 2025, 12:42: 0.33 mg/l2 May 2025, 14:21: 0.3 mg/l27 Jun 2025, 08:44: 0.48 mg/l31 Jul 2025, 10:25: 0.41 mg/l26 Aug 2025, 09:16: 0.63 mg/l22 Sep 2025, 10:48: 0.084 mg/l14 Oct 2025, 13:25: 0.47 mg/l24 Nov 2025, 11:25: 0.059 mg/l18 Dec 2025, 11:59: 0.066 mg/l5 Jan 2026, 10:58: 0.15 mg/l24 Feb 2026, 13:22: 0.12 mg/l26 Mar 2026, 09:26: 0.058 mg/l22 Apr 2026, 10:38: 0.24 mg/l11 May 2026, 09:54: 0.25 mg/l24 Jun 2026, 10:15: 0.45 mg/l20 Jul 2026, 13:30: 0.63 mg/l11 Aug 2026, 12:31: 0.13 mg/l
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:310.13 0.13 mg/l
20 Jul 2026, 13:300.63 0.63 mg/l
24 Jun 2026, 10:150.45 0.45 mg/l
11 May 2026, 09:540.25 0.25 mg/l
22 Apr 2026, 10:380.24 0.24 mg/l
26 Mar 2026, 09:260.058 0.058 mg/l
24 Feb 2026, 13:220.12 0.12 mg/l
5 Jan 2026, 10:580.15 0.15 mg/l
18 Dec 2025, 11:590.066 0.066 mg/l
24 Nov 2025, 11:250.059 0.059 mg/l
14 Oct 2025, 13:250.47 0.47 mg/l
22 Sep 2025, 10:480.084 0.084 mg/l
26 Aug 2025, 09:160.63 0.63 mg/l
31 Jul 2025, 10:250.41 0.41 mg/l
27 Jun 2025, 08:440.48 0.48 mg/l
2 May 2025, 14:210.3 0.3 mg/l
7 Apr 2025, 12:420.33 0.33 mg/l
4 Mar 2025, 12:450.1 0.1 mg/l
25 Feb 2025, 12:440.073 0.073 mg/l
2 Jan 2025, 14:000.093 0.093 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

710 µS/cm

Sampled 11 Aug 2026, 51 days ago · 20 results banked

2004006008001000µS/cm2024202520262 Jan 2025, 14:00: 385 µS/cm25 Feb 2025, 12:44: 662 µS/cm4 Mar 2025, 12:45: 630 µS/cm7 Apr 2025, 12:42: 564 µS/cm2 May 2025, 14:21: 810 µS/cm27 Jun 2025, 08:44: 620 µS/cm31 Jul 2025, 10:25: 716 µS/cm26 Aug 2025, 09:16: 596 µS/cm22 Sep 2025, 10:48: 566 µS/cm14 Oct 2025, 13:25: 996 µS/cm24 Nov 2025, 11:25: 624 µS/cm18 Dec 2025, 11:59: 538 µS/cm5 Jan 2026, 10:58: 535 µS/cm24 Feb 2026, 13:22: 590 µS/cm26 Mar 2026, 09:26: 565 µS/cm22 Apr 2026, 10:38: 519 µS/cm11 May 2026, 09:54: 520 µS/cm24 Jun 2026, 10:15: 618 µS/cm20 Jul 2026, 13:30: 556 µS/cm11 Aug 2026, 12:31: 710 µS/cm
Every result (20)
SampledResult as publishedReads as
11 Aug 2026, 12:31710 710 µS/cm
20 Jul 2026, 13:30556 556 µS/cm
24 Jun 2026, 10:15618 618 µS/cm
11 May 2026, 09:54520 520 µS/cm
22 Apr 2026, 10:38519 519 µS/cm
26 Mar 2026, 09:26565 565 µS/cm
24 Feb 2026, 13:22590 590 µS/cm
5 Jan 2026, 10:58535 535 µS/cm
18 Dec 2025, 11:59538 538 µS/cm
24 Nov 2025, 11:25624 624 µS/cm
14 Oct 2025, 13:25996 996 µS/cm
22 Sep 2025, 10:48566 566 µS/cm
26 Aug 2025, 09:16596 596 µS/cm
31 Jul 2025, 10:25716 716 µS/cm
27 Jun 2025, 08:44620 620 µS/cm
2 May 2025, 14:21810 810 µS/cm
7 Apr 2025, 12:42564 564 µS/cm
4 Mar 2025, 12:45630 630 µS/cm
25 Feb 2025, 12:44662 662 µS/cm
2 Jan 2025, 14:00385 385 µS/cm

Everything measured here

113 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 113 rows
DeterminandMaterialResults First – lastLatest result
Oxygen, Dissolved, % Saturation 9901 River water 20 Jan 2025 – Aug 2026 31.8% 11 Aug 2026
Oxygen, Dissolved as O2 9924 River water 20 Jan 2025 – Aug 2026 3.23 mg/l 11 Aug 2026
Temperature of Water 0076 River water 20 Jan 2025 – Aug 2026 14.5 °C 11 Aug 2026
pH 0061 River water 19 Jan 2025 – Aug 2026 7.48 11 Aug 2026
Ammoniacal Nitrogen as N 0111 River water 20 Jan 2025 – Aug 2026 6.8 mg/l 11 Aug 2026
Nitrate as N 0117 River water 20 Jan 2025 – Aug 2026 0.19 mg/l 11 Aug 2026
Orthophosphate, reactive as P 0180 River water 20 Jan 2025 – Aug 2026 0.13 mg/l 11 Aug 2026
Conductivity at 25 C 0077 River water 20 Jan 2025 – Aug 2026 710 µS/cm 11 Aug 2026
(Perfluorohexanesulfonyl)[3-(trimethylazaniumyl)propyl]azanide 2890 River water 1 Dec 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
10:2 Fluorotelomer sulfonic acid 2994 River water 1 Dec 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) 2993 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) 2942 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) 2991 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) 2943 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) 2990 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
2H,2H,3H,3H-Perfluorooctanoic acid 2989 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
2H-Perfluoro-2-decenoic acid 2888 River water 1 Dec 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
3-Perfluoroheptylpropanoic acid 2925 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
3:3 Fluorotelomer carboxylic acid 2926 River water 2 Jun 2025 – Dec 2025 below 0.004 µg/l 18 Dec 2025
4,8-Dioxa-3H-perfluorononanoic acid (ADONA) 2988 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
4:2 Fluorotelomer sulfonic acid 2987 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
5:1:2 Fluorotelomer betaine 2887 River water 1 Dec 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
5:3 Fluorotelomer betaine 2886 River water 1 Dec 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
6:2 Fluorotelomer phosphate diester 2986 River water 1 Dec 2025 – Dec 2025 below 0.004 µg/l 18 Dec 2025
6:2 Fluorotelomer sulfonamide amine oxide (6:2 FTNO) (Capstone A) 2841 River water 1 Dec 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
6:2 Fluorotelomer sulfonamide betaine 2985 River water 1 Dec 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
6:2 Fluorotelomer sulfonic acid 2984 River water 2 Jun 2025 – Dec 2025 0.0037 µg/l 18 Dec 2025
6:2/8:2 Fluorotelomer phosphate diester 2884 River water 1 Dec 2025 – Dec 2025 below 0.01 µg/l 18 Dec 2025
6:6 Perfluorophosphinic acid 2883 River water 1 Dec 2025 – Dec 2025 below 0.004 µg/l 18 Dec 2025
6:8 Perfluorophosphinic acid 2882 River water 1 Dec 2025 – Dec 2025 below 0.01 µg/l 18 Dec 2025
8:2 Fluorotelomer phosphate diester 2880 River water 1 Dec 2025 – Dec 2025 below 0.004 µg/l 18 Dec 2025
8:2 Fluorotelomer sulfonic acid 2983 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
8:8 Perfluorophosphinic acid 2879 River water 1 Dec 2025 – Dec 2025 below 0.01 µg/l 18 Dec 2025
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid 2982 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Alkalinity to pH 4.5 as CaCO3 0162 River water 20 Jan 2025 – Aug 2026 240 mg/l 11 Aug 2026
Aluminium, Dissolved 6037 River water 9 Apr 2025 – Aug 2026 below 20 µg/l 11 Aug 2026
Aminomethylphosphonic acid 7125 River water 16 Apr 2025 – Aug 2026 0.42 µg/l 11 Aug 2026
Ammonia un-ionised as N 0119 River water 19 Jan 2025 – Aug 2026 0.053 mg/l 11 Aug 2026
Barium, Dissolved 9446 River water 9 Apr 2025 – Aug 2026 57 µg/l 11 Aug 2026
Boron, Dissolved 9447 River water 9 Apr 2025 – Aug 2026 below 100 µg/l 11 Aug 2026
Cadmium, Dissolved 0106 River water 9 Apr 2025 – Aug 2026 0.018 µg/l 11 Aug 2026
Calcium, Dissolved 0239 River water 9 Apr 2025 – Aug 2026 70 mg/l 11 Aug 2026
Carbon, Organic, Dissolved as C :- {DOC} 0301 River water 20 Jan 2025 – Aug 2026 9.7 mg/l 11 Aug 2026
Chloride 0172 River water 20 Jan 2025 – Aug 2026 61 mg/l 11 Aug 2026
Chromium, Dissolved 3409 River water 9 Apr 2025 – Aug 2026 below 0.5 µg/l 11 Aug 2026
Copper : BLM Bioavailable 4821 River water 9 Apr 2025 – Aug 2026 0.02 µg/l 11 Aug 2026
Copper, Dissolved 6450 River water 9 Apr 2025 – Aug 2026 0.8 µg/l 11 Aug 2026
eDNA Report 3047 River water 1 Jan 2025 – Jan 2025 1 text result 29 Jan 2025
Flow Type 2896 River water 9 Jan 2025 – May 2026 Moderate Flow 11 May 2026
Glyphosate 3007 River water 16 Apr 2025 – Aug 2026 below 0.4 µg/l 11 Aug 2026
Hardness, Calcium 0163 River water 9 Apr 2025 – Aug 2026 175 mg/l 11 Aug 2026
Hardness, Total as CaCO3 0158 River water 9 Apr 2025 – Aug 2026 220 mg/l 11 Aug 2026
Hexafluoropropylene oxide dimer acid (Gen X) 2981 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Hexafluoropropylene oxide trimer acid 2980 River water 1 Dec 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Iron, Dissolved 6460 River water 9 Apr 2025 – Aug 2026 210 µg/l 11 Aug 2026
LCMS Screen : Semi Quantitative 7299 River water 3 Jan 2026 – Jul 2026 1 text result 20 Jul 2026
Lead : BLM Bioavailable 3377 River water 9 Apr 2025 – Aug 2026 0.01 µg/l 11 Aug 2026
Lead, Dissolved 0052 River water 9 Apr 2025 – Aug 2026 below 0.1 µg/l 11 Aug 2026
Lithium, Dissolved 4201 River water 9 Apr 2025 – Aug 2026 below 100 µg/l 11 Aug 2026
Magnesium, Dissolved 0235 River water 9 Apr 2025 – Aug 2026 11 mg/l 11 Aug 2026
Manganese : BLM Bioavailable 4820 River water 9 Apr 2025 – Aug 2026 160 µg/l 11 Aug 2026
Manganese, Dissolved 6458 River water 9 Apr 2025 – Aug 2026 770 µg/l 11 Aug 2026
Mitochondrial marker : Fish 12S 2857 River water 1 Jan 2025 – Jan 2025 Present 29 Jan 2025
N-Ethylperfluorooctanesulfonamide 2977 River water 2 Jun 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
N-methylperfluorooctanesulfonamide 2975 River water 2 Jun 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
Nickel : BLM Bioavailable 3878 River water 9 Apr 2025 – Aug 2026 0.48 µg/l 11 Aug 2026
Nickel, Dissolved 3410 River water 9 Apr 2025 – Aug 2026 2.6 µg/l 11 Aug 2026
Nitrite as N 0118 River water 20 Jan 2025 – Aug 2026 0.0097 mg/l 11 Aug 2026
Nitrogen, Total as N 9686 River water 20 Jan 2025 – Aug 2026 8.2 mg/l 11 Aug 2026
Nitrogen, Total Oxidised as N 0116 River water 20 Jan 2025 – Aug 2026 below 0.2 mg/l 11 Aug 2026
No flow /No sample 7668 River water 1 Jul 2025 – Jul 2025 No flow/discharge at sampling point 14 Jul 2025
Perfluoro(2-ethoxyethane)sulfonic acid 2924 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoro(4-methoxybutanoic) acid 2923 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoro-3,6-dioxaheptanoic acid 2922 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoro-3-methoxypropanoic acid 2921 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoro-4-ethylcyclohexanesulfonic acid 2973 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorobutanesulfonic acid 2972 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorobutanoic acid 2995 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorobutylsulfonamide (perfluorobutane sulfonamide) 2970 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorodecanesulfonic acid 2969 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorodecanoic acid 8892 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorododecane sulfonic acid 2968 River water 2 Jun 2025 – Dec 2025 below 0.005 µg/l 18 Dec 2025
Perfluorododecanoic acid 8894 River water 1 Dec 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
Perfluoroheptanesulfonic acid 2967 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoroheptanoic acid 8889 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorohexanesulfonamide 2965 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorohexanesulfonic acid (B) 2944 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorohexanesulfonic acid (L) 2964 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorohexanoic acid 8888 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorononanesulfonic acid 2963 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorononanoic acid 8891 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorooctadecanoic acid 2962 River water 2 Jun 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
Perfluorooctanesulfonamide 2961 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorooctanesulfonic acid (branched) 2960 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorooctanesulfonic acid (linear) 2959 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluorooctanesulfonic acid (total) 2958 River water 1 Dec 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorooctanoic acid 8890 River water 2 Jun 2025 – Dec 2025 0.00072 µg/l 18 Dec 2025
Perfluoropentanesulfonic acid 2957 River water 2 Jun 2025 – Dec 2025 below 0.0005 µg/l 18 Dec 2025
Perfluoropentanoic acid 8887 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Perfluorotetradecanoic acid 8895 River water 2 Jun 2025 – Dec 2025 below 0.006 µg/l 18 Dec 2025
Perfluorotridecanoic acid 2955 River water 2 Jun 2025 – Dec 2025 below 0.002 µg/l 18 Dec 2025
Perfluoroundecane sulfonic acid 2953 River water 2 Jun 2025 – Dec 2025 below 0.004 µg/l 18 Dec 2025
Perfluoroundecanoic acid 8893 River water 2 Jun 2025 – Dec 2025 below 0.001 µg/l 18 Dec 2025
Phosphorus, Total as P 0348 River water 20 Jan 2025 – Aug 2026 0.4 mg/l 11 Aug 2026
Potassium, Dissolved 0209 River water 9 Apr 2025 – Aug 2026 20 mg/l 11 Aug 2026
Silica, reactive as SiO2 0182 River water 20 Jan 2025 – Aug 2026 11 mg/l 11 Aug 2026
Sodium, Dissolved 0205 River water 9 Apr 2025 – Aug 2026 39 mg/l 11 Aug 2026
Solids, Suspended at 105 C 0135 River water 20 Jan 2025 – Aug 2026 13 mg/l 11 Aug 2026
Strontium, Filtered 6693 River water 9 Apr 2025 – Aug 2026 390 µg/l 11 Aug 2026
Sulphate, Dissolved as SO4 7859 River water 9 Apr 2025 – Aug 2026 38 mg/l 11 Aug 2026
Trifluoroacetic acid 2872 River water 1 Dec 2025 – Dec 2025 4.7 µg/l 18 Dec 2025
Zinc : BLM Bioavailable 4822 River water 9 Apr 2025 – Aug 2026 3.3 µg/l 11 Aug 2026
Zinc, Dissolved 3408 River water 9 Apr 2025 – Aug 2026 12 µg/l 11 Aug 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.