Derwent at Low Hutton

EA name: DERWENT AT LOW HUTTON
Environment Agency sampling point NE-49600143 · 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
7 Sep 2026, 15:1347 days ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
Samples banked
16 since 13 Oct 2023 Imported periods: 1 Oct 2023 – 24 Oct 2026. Samples outside them are not shown here.
Latest sample
River / running surface water Monitoring (national agency policy) · results completed 16 Sep 2026
Where
National Grid 476503, 467708As published, to the nearest 1 m. Open in a map
River, by its own name
Derwent
River, by the map
River DerwentPlaced on the river its name gives, 5 m from the line.
Next gauge downstream
Kirkham Sluices On the River Derwent · 5.6 km along the river
Nearest gauge upstream
Malton On the River Derwent · 5.1 km along the river
Why it was sampled
Monitoring (national agency policy) (14 samples)
Environmental monitoring statutory (EU directives) (2 samples)

Results here were completed a median of 12 days after the sample was taken (9 to 12 days, 4 samples).

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

84.2%

Sampled 7 Sep 2026, 47 days ago · 6 results banked

80859095100105%20242025202624 Apr 2026, 12:40: 101.6%22 May 2026, 13:22: 90.2%23 Jun 2026, 11:10: 86.9%16 Jul 2026, 13:09: 87.1%17 Aug 2026, 14:52: 82.8%7 Sep 2026, 15:13: 84.2%
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:1384.2 84.2%
17 Aug 2026, 14:5282.8 82.8%
16 Jul 2026, 13:0987.1 87.1%
23 Jun 2026, 11:1086.9 86.9%
22 May 2026, 13:2290.2 90.2%
24 Apr 2026, 12:40101.6 101.6%

Dissolved oxygen

as O2 · code 9924 · mg/l

8.43 mg/l

Sampled 7 Sep 2026, 47 days ago · 6 results banked

789101112mg/l20242025202624 Apr 2026, 12:40: 11.3 mg/l22 May 2026, 13:22: 9.11 mg/l23 Jun 2026, 11:10: 7.87 mg/l16 Jul 2026, 13:09: 8.01 mg/l17 Aug 2026, 14:52: 7.95 mg/l7 Sep 2026, 15:13: 8.43 mg/l
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:138.43 8.43 mg/l
17 Aug 2026, 14:527.95 7.95 mg/l
16 Jul 2026, 13:098.01 8.01 mg/l
23 Jun 2026, 11:107.87 7.87 mg/l
22 May 2026, 13:229.11 9.11 mg/l
24 Apr 2026, 12:4011.3 11.3 mg/l

Water temperature

code 0076 · °C

15.2 °C

Sampled 7 Sep 2026, 47 days ago · 6 results banked

1012.51517.52022.5°C20242025202624 Apr 2026, 12:40: 10.7 °C22 May 2026, 13:22: 14.8 °C23 Jun 2026, 11:10: 20.1 °C16 Jul 2026, 13:09: 19.3 °C17 Aug 2026, 14:52: 17.2 °C7 Sep 2026, 15:13: 15.2 °C
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:1315.2 15.2 °C
17 Aug 2026, 14:5217.2 17.2 °C
16 Jul 2026, 13:0919.3 19.3 °C
23 Jun 2026, 11:1020.1 20.1 °C
22 May 2026, 13:2214.8 14.8 °C
24 Apr 2026, 12:4010.7 10.7 °C

pH

code 0061

7.72

Sampled 7 Sep 2026, 47 days ago · 16 results banked

7.67.888.220242025202613 Oct 2023, 12:48: 7.910 Jan 2024, 13:19: 7.7911 Apr 2024, 10:15: 7.912 Jul 2024, 13:34: 8.043 Oct 2024, 11:43: 7.6114 Jan 2025, 09:40: 7.8722 Apr 2025, 11:06: 8.1222 Jul 2025, 11:30: 7.9430 Oct 2025, 12:34: 7.856 Jan 2026, 14:08: 7.8724 Apr 2026, 12:40: 8.0922 May 2026, 13:22: 7.8423 Jun 2026, 11:10: 8.1516 Jul 2026, 13:09: 8.0617 Aug 2026, 14:52: 7.797 Sep 2026, 15:13: 7.72
Every result (16)
SampledResult as publishedReads as
7 Sep 2026, 15:137.72 7.72
17 Aug 2026, 14:527.79 7.79
16 Jul 2026, 13:098.06 8.06
23 Jun 2026, 11:108.15 8.15
22 May 2026, 13:227.84 7.84
24 Apr 2026, 12:408.09 8.09
6 Jan 2026, 14:087.87 7.87
30 Oct 2025, 12:347.85 7.85
22 Jul 2025, 11:307.94 7.94
22 Apr 2025, 11:068.12 8.12
14 Jan 2025, 09:407.87 7.87
3 Oct 2024, 11:437.61 7.61
2 Jul 2024, 13:348.04 8.04
11 Apr 2024, 10:157.91 7.91
10 Jan 2024, 13:197.79 7.79
13 Oct 2023, 12:487.9 7.9

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

below 0.03 mg/l (not detected above this)

Sampled 7 Sep 2026, 47 days ago · 6 results banked

0.030.03250.0350.03750.04mg/l20242025202624 Apr 2026, 12:40: below 0.03 mg/l (not detected above this)22 May 2026, 13:22: 0.039 mg/l23 Jun 2026, 11:10: below 0.03 mg/l (not detected above this)16 Jul 2026, 13:09: below 0.03 mg/l (not detected above this)17 Aug 2026, 14:52: below 0.03 mg/l (not detected above this)7 Sep 2026, 15:13: below 0.03 mg/l (not detected above this)
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:13<0.03 below 0.03 mg/l (not detected above this)
17 Aug 2026, 14:52<0.03 below 0.03 mg/l (not detected above this)
16 Jul 2026, 13:09<0.03 below 0.03 mg/l (not detected above this)
23 Jun 2026, 11:10<0.03 below 0.03 mg/l (not detected above this)
22 May 2026, 13:220.039 0.039 mg/l
24 Apr 2026, 12:40<0.03 below 0.03 mg/l (not detected above this)

Nitrate

as nitrogen (N) · code 0117 · mg/l

4.39 mg/l

Sampled 7 Sep 2026, 47 days ago · 6 results banked

33.544.555.5mg/l20242025202624 Apr 2026, 12:40: 5.28 mg/l22 May 2026, 13:22: 3.48 mg/l23 Jun 2026, 11:10: 4.89 mg/l16 Jul 2026, 13:09: 5.09 mg/l17 Aug 2026, 14:52: 5.09 mg/l7 Sep 2026, 15:13: 4.39 mg/l
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:134.39 4.39 mg/l
17 Aug 2026, 14:525.09 5.09 mg/l
16 Jul 2026, 13:095.09 5.09 mg/l
23 Jun 2026, 11:104.89 4.89 mg/l
22 May 2026, 13:223.48 3.48 mg/l
24 Apr 2026, 12:405.28 5.28 mg/l

Phosphate

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

0.062 mg/l

Sampled 7 Sep 2026, 47 days ago · 6 results banked

0.020.030.040.050.060.07mg/l20242025202624 Apr 2026, 12:40: 0.022 mg/l22 May 2026, 13:22: 0.04 mg/l23 Jun 2026, 11:10: 0.047 mg/l16 Jul 2026, 13:09: 0.04 mg/l17 Aug 2026, 14:52: 0.035 mg/l7 Sep 2026, 15:13: 0.062 mg/l
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:130.062 0.062 mg/l
17 Aug 2026, 14:520.035 0.035 mg/l
16 Jul 2026, 13:090.04 0.04 mg/l
23 Jun 2026, 11:100.047 0.047 mg/l
22 May 2026, 13:220.04 0.04 mg/l
24 Apr 2026, 12:400.022 0.022 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

558 µS/cm

Sampled 7 Sep 2026, 47 days ago · 6 results banked

400450500550600µS/cm20242025202624 Apr 2026, 12:40: 544 µS/cm22 May 2026, 13:22: 416 µS/cm23 Jun 2026, 11:10: 583 µS/cm16 Jul 2026, 13:09: 572 µS/cm17 Aug 2026, 14:52: 556 µS/cm7 Sep 2026, 15:13: 558 µS/cm
Every result (6)
SampledResult as publishedReads as
7 Sep 2026, 15:13558 558 µS/cm
17 Aug 2026, 14:52556 556 µS/cm
16 Jul 2026, 13:09572 572 µS/cm
23 Jun 2026, 11:10583 583 µS/cm
22 May 2026, 13:22416 416 µS/cm
24 Apr 2026, 12:40544 544 µS/cm

Everything measured here

78 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 78 rows
DeterminandMaterialResults First – lastLatest result
Oxygen, Dissolved, % Saturation 9901 River water 6 Apr 2026 – Sep 2026 84.2% 7 Sep 2026
Oxygen, Dissolved as O2 9924 River water 6 Apr 2026 – Sep 2026 8.43 mg/l 7 Sep 2026
Temperature of Water 0076 River water 6 Apr 2026 – Sep 2026 15.2 °C 7 Sep 2026
pH 0061 River water 16 Oct 2023 – Sep 2026 7.72 7 Sep 2026
Ammoniacal Nitrogen as N 0111 River water 6 Apr 2026 – Sep 2026 below 0.03 mg/l 7 Sep 2026
Nitrate as N 0117 River water 6 Apr 2026 – Sep 2026 4.39 mg/l 7 Sep 2026
Orthophosphate, reactive as P 0180 River water 6 Apr 2026 – Sep 2026 0.062 mg/l 7 Sep 2026
Conductivity at 25 C 0077 River water 6 Apr 2026 – Sep 2026 558 µS/cm 7 Sep 2026
10:2 Fluorotelomer sulfonic acid 2994 River water 1 Jan 2026 – Jan 2026 below 0.002 µg/l 6 Jan 2026
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) 2993 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) 2942 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) 2991 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) 2943 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) 2990 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
2H,2H,3H,3H-Perfluorooctanoic acid 2989 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
2H-Perfluoro-2-decenoic acid 2888 River water 1 Jan 2026 – Jan 2026 below 0.001 µg/l 6 Jan 2026
3-Perfluoroheptylpropanoic acid 2925 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
3:3 Fluorotelomer carboxylic acid 2926 River water 2 Jul 2025 – Jan 2026 below 0.004 µg/l 6 Jan 2026
4,8-Dioxa-3H-perfluorononanoic acid (ADONA) 2988 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
4:2 Fluorotelomer sulfonic acid 2987 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
5:1:2 Fluorotelomer betaine 2887 River water 1 Jan 2026 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
5:3 Fluorotelomer betaine 2886 River water 1 Jan 2026 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
6:2 Fluorotelomer phosphate diester 2986 River water 1 Jan 2026 – Jan 2026 below 0.004 µg/l 6 Jan 2026
6:2 Fluorotelomer sulfonamide amine oxide (6:2 FTNO) (Capstone A) 2841 River water 1 Jan 2026 – Jan 2026 below 0.001 µg/l 6 Jan 2026
6:2 Fluorotelomer sulfonamide betaine 2985 River water 1 Jan 2026 – Jan 2026 below 0.001 µg/l 6 Jan 2026
6:2 Fluorotelomer sulfonic acid 2984 River water 2 Jul 2025 – Jan 2026 0.013 µg/l 6 Jan 2026
6:2/8:2 Fluorotelomer phosphate diester 2884 River water 1 Jan 2026 – Jan 2026 below 0.01 µg/l 6 Jan 2026
6:6 Perfluorophosphinic acid 2883 River water 1 Jan 2026 – Jan 2026 below 0.004 µg/l 6 Jan 2026
6:8 Perfluorophosphinic acid 2882 River water 1 Jan 2026 – Jan 2026 below 0.01 µg/l 6 Jan 2026
8:2 Fluorotelomer phosphate diester 2880 River water 1 Jan 2026 – Jan 2026 below 0.004 µg/l 6 Jan 2026
8:2 Fluorotelomer sulfonic acid 2983 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
8:8 Perfluorophosphinic acid 2879 River water 1 Jan 2026 – Jan 2026 below 0.01 µg/l 6 Jan 2026
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid 2982 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Alkalinity to pH 4.5 as CaCO3 0162 River water 6 Apr 2026 – Sep 2026 170 mg/l 7 Sep 2026
Ammonia un-ionised as N 0119 River water 6 Apr 2026 – Sep 2026 below 0.00043 mg/l 7 Sep 2026
BOD : 5 Day ATU 0085 River water 6 Apr 2026 – Sep 2026 below 3 mg/l 7 Sep 2026
Calcium, Dissolved 0239 River water 12 Oct 2023 – Jul 2026 85 mg/l 16 Jul 2026
Carbon, Organic, Dissolved as C :- {DOC} 0301 River water 15 Oct 2023 – Sep 2026 3.7 mg/l 7 Sep 2026
Hexafluoropropylene oxide dimer acid (Gen X) 2981 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Hexafluoropropylene oxide trimer acid 2980 River water 1 Jan 2026 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Iron, Dissolved 6460 River water 12 Oct 2023 – Jul 2026 48 µg/l 16 Jul 2026
Magnesium, Dissolved 0235 River water 12 Oct 2023 – Jul 2026 6.7 mg/l 16 Jul 2026
N-Ethylperfluorooctanesulfonamide 2977 River water 2 Jul 2025 – Jan 2026 below 0.002 µg/l 6 Jan 2026
N-methylperfluorooctanesulfonamide 2975 River water 2 Jul 2025 – Jan 2026 below 0.002 µg/l 6 Jan 2026
Nitrite as N 0118 River water 6 Apr 2026 – Sep 2026 0.008 mg/l 7 Sep 2026
Nitrogen, Total Oxidised as N 0116 River water 6 Apr 2026 – Sep 2026 4.4 mg/l 7 Sep 2026
Perfluoro(2-ethoxyethane)sulfonic acid 2924 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoro(4-methoxybutanoic) acid 2923 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoro-3,6-dioxaheptanoic acid 2922 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoro-3-methoxypropanoic acid 2921 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoro-4-ethylcyclohexanesulfonic acid 2973 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorobutanesulfonic acid 2972 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorobutanoic acid 2995 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorobutylsulfonamide (perfluorobutane sulfonamide) 2970 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorodecanesulfonic acid 2969 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorodecanoic acid 8892 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorododecane sulfonic acid 2968 River water 2 Jul 2025 – Jan 2026 below 0.005 µg/l 6 Jan 2026
Perfluorododecanoic acid 8894 River water 2 Jul 2025 – Jan 2026 below 0.002 µg/l 6 Jan 2026
Perfluoroheptanesulfonic acid 2967 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoroheptanoic acid 8889 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorohexanesulfonamide 2965 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorohexanesulfonic acid (B) 2944 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorohexanesulfonic acid (L) 2964 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorohexanoic acid 8888 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorononanesulfonic acid 2963 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorononanoic acid 8891 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorooctadecanoic acid 2962 River water 2 Jul 2025 – Jan 2026 below 0.002 µg/l 6 Jan 2026
Perfluorooctanesulfonamide 2961 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorooctanesulfonic acid (branched) 2960 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorooctanesulfonic acid (linear) 2959 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluorooctanesulfonic acid (total) 2958 River water 1 Jan 2026 – Jan 2026 below 0.001 µg/l 6 Jan 2026
Perfluorooctanoic acid 8890 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoropentanesulfonic acid 2957 River water 2 Jul 2025 – Jan 2026 below 0.0005 µg/l 6 Jan 2026
Perfluoropentanoic acid 8887 River water 1 Jul 2025 – Jul 2025 below 0.001 µg/l 22 Jul 2025
Perfluorotetradecanoic acid 8895 River water 2 Jul 2025 – Jan 2026 below 0.006 µg/l 6 Jan 2026
Perfluorotridecanoic acid 2955 River water 2 Jul 2025 – Jan 2026 below 0.002 µg/l 6 Jan 2026
Perfluoroundecane sulfonic acid 2953 River water 2 Jul 2025 – Jan 2026 below 0.004 µg/l 6 Jan 2026
Perfluoroundecanoic acid 8893 River water 2 Jul 2025 – Jan 2026 below 0.001 µg/l 6 Jan 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.