River Meavy at Burrator Reservoir Surface
EA name: RIVER MEAVY AT BURRATOR RES SURFACE (also listed as “RIVER MEAVY AT BURRATOR RESERVOIR SURFACE - ADDITIONAL HISTORIC DATA ON URN R11B028”)
Environment Agency sampling point SW-81121470 · 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
- 10 Aug 2026, 16:1652 days ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
- Samples banked
- 23 since 13 Oct 2023 Imported periods: 1 Oct 2023 – 30 Sep 2026. Samples outside them are not shown here.
- Latest sample
- River / running surface water Environmental monitoring statutory (EU directives)
- Where
- National Grid 255142, 68037As published, to the nearest 1 m. Open in a map
- River, by its own name
- Meavy
- River, by the map
- River MeavyPlaced on the river its name gives, 15 m from the line.
- Next gauge downstream
- CARNWOOD 12 km along the riverCarnwood On the River Plym · 12 km along the river
- Why it was sampled
- Environmental monitoring statutory (EU directives) (23 samples)
Main measurements, river water
Dissolved oxygen
% saturation · code 9901 · %
112.3%
Sampled 10 Aug 2026, 52 days ago · 5 results banked
Every result (5)
| Sampled | Result as published | Reads as |
|---|---|---|
| 10 Aug 2026, 16:16 | 112.3 | 112.3% |
| 8 Jul 2026, 12:15 | 108 | 108% |
| 23 Jun 2026, 13:37 | 106.1 | 106.1% |
| 11 May 2026, 12:05 | 100.5 | 100.5% |
| 27 Apr 2026, 11:59 | 102.5 | 102.5% |
pH
code 0061
7.33
Sampled 10 Aug 2026, 52 days ago · 23 results banked
Every result (23)
| Sampled | Result as published | Reads as |
|---|---|---|
| 10 Aug 2026, 16:16 | 7.33 | 7.33 |
| 8 Jul 2026, 12:15 | 7.08 | 7.08 |
| 23 Jun 2026, 13:37 | 6.86 | 6.86 |
| 11 May 2026, 12:05 | 6.68 | 6.68 |
| 27 Apr 2026, 11:59 | 6.82 | 6.82 |
| 16 Mar 2026, 12:08 | 7 | 7 |
| 10 Feb 2026, 14:33 | 5.62 | 5.62 |
| 27 Jan 2026, 11:38 | 6.46 | 6.46 |
| 16 Dec 2025, 12:32 | 6.21 | 6.21 |
| 10 Nov 2025, 12:53 | 6.47 | 6.47 |
| 9 Oct 2025, 10:55 | 7.02 | 7.02 |
| 18 Sep 2025, 12:47 | 6.9 | 6.9 |
| 27 Aug 2025, 14:20 | 7.2 | 7.2 |
| 29 Jul 2025, 13:39 | 7.62 | 7.62 |
| 3 Jun 2025, 12:37 | 7.15 | 7.15 |
| 13 May 2025, 11:53 | 7.14 | 7.14 |
| 14 Apr 2025, 13:45 | 6.6 | 6.6 |
| 5 Mar 2024, 13:43 | 6.24 | 6.24 |
| 5 Feb 2024, 11:43 | 6.53 | 6.53 |
| 2 Jan 2024, 12:39 | 6.42 | 6.42 |
| 6 Dec 2023, 13:07 | 6.29 | 6.29 |
| 6 Nov 2023, 12:50 | 6.26 | 6.26 |
| 13 Oct 2023, 11:42 | 6.05 | 6.05 |
Conductivity
at 25 °C · code 0077 · µS/cm
52 µS/cm
Sampled 10 Aug 2026, 52 days ago · 23 results banked
Every result (23)
| Sampled | Result as published | Reads as |
|---|---|---|
| 10 Aug 2026, 16:16 | 52 | 52 µS/cm |
| 8 Jul 2026, 12:15 | 48 | 48 µS/cm |
| 23 Jun 2026, 13:37 | 47 | 47 µS/cm |
| 11 May 2026, 12:05 | 50 | 50 µS/cm |
| 27 Apr 2026, 11:59 | 46 | 46 µS/cm |
| 16 Mar 2026, 12:08 | 51 | 51 µS/cm |
| 10 Feb 2026, 14:33 | 43 | 43 µS/cm |
| 27 Jan 2026, 11:38 | 50 | 50 µS/cm |
| 16 Dec 2025, 12:32 | 56 | 56 µS/cm |
| 10 Nov 2025, 12:53 | 48 | 48 µS/cm |
| 9 Oct 2025, 10:55 | 52 | 52 µS/cm |
| 18 Sep 2025, 12:47 | 50 | 50 µS/cm |
| 27 Aug 2025, 14:20 | 51 | 51 µS/cm |
| 29 Jul 2025, 13:39 | 65 | 65 µS/cm |
| 3 Jun 2025, 12:37 | 49 | 49 µS/cm |
| 13 May 2025, 11:53 | 49 | 49 µS/cm |
| 14 Apr 2025, 13:45 | 50 | 50 µS/cm |
| 5 Mar 2024, 13:43 | 41 | 41 µS/cm |
| 5 Feb 2024, 11:43 | 49 | 49 µS/cm |
| 2 Jan 2024, 12:39 | 47 | 47 µS/cm |
| 6 Dec 2023, 13:07 | 47 | 47 µS/cm |
| 6 Nov 2023, 12:50 | 46 | 46 µS/cm |
| 13 Oct 2023, 11:42 | 46 | 46 µS/cm |
Everything measured here
267 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 267 rows
| Determinand | Material | Results | First – last | Latest result |
|---|---|---|---|---|
| Oxygen, Dissolved, % Saturation 9901 | River water | 5 | Apr 2026 – Aug 2026 | 112.3% 10 Aug 2026 |
| pH 0061 | River water | 23 | Oct 2023 – Aug 2026 | 7.33 10 Aug 2026 |
| Conductivity at 25 C 0077 | River water | 23 | Oct 2023 – Aug 2026 | 52 µS/cm 10 Aug 2026 |
| 1,1,1,2-Tetrachloroethane 6534 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1,1-Trichloroethane 3268 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1,2,2-Tetrachloroethane 7531 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1,2-Trichloroethane 9811 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1-Dichloroethane 3269 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1-Dichloroethylene :- {1,1-Dichloroethene} 9836 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,1-Dichloropropylene :- {1,1-Dichloropropene} 9684 | River water | 11 | Apr 2025 – Jul 2026 | below 0.1 µg/l 8 Jul 2026 |
| 1,2,3-Trichlorobenzene 9050 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| 1,2,3-Trichloropropane 6541 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2,3-Trimethylbenzene 9457 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2,4-Trichlorobenzene 9051 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2,4-Trimethylbenzene 9456 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2-Dibromo-3-chloropropane 6537 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2-Dibromoethane 9145 | River water | 11 | Apr 2025 – Jul 2026 | below 0.1 µg/l 8 Jul 2026 |
| 1,2-Dichlorobenzene 9618 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2-Dichloroethane 3272 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2-Dichloropropane 6540 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,2-Dimethylbenzene :- {o-Xylene} 9845 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,3,5-Trichlorobenzene 9052 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| 1,3,5-Trimethylbenzene :- {Mesitylene} 9458 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,3-Dichlorobenzene 9619 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,3-Dichloropropane 6542 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 1,4-Dichlorobenzene 4049 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 2,2,3,4,4,5,6-Heptabromodiphenyl ether :- {PBDE 183} 9005 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,3,4,4,5-Hexabromodiphenyl ether :- {PBDE 138} 9007 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00009 µg/l 10 Aug 2026 |
| 2,2,3,4,4-Pentabromodiphenyl ether :- {PBDE 85} 9009 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,4,4,5,5-Hexabromodiphenyl ether :- {PBDE 153} 9011 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154} 9013 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99} 9015 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100} 9017 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47} 9019 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,2-Dichloropropane 6744 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 2,3,4,4-Tetrabromodiphenyl ether :- {PBDE 66} 9021 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00007 µg/l 10 Aug 2026 |
| 2,3,6-TBA :- {2,3,6-Trichlorobenzoic acid} 7726 | River water | 8 | Apr 2025 – Apr 2026 | below 0.02 µg/l 27 Apr 2026 |
| 2,3-Dichlorophenol 9453 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,3-Dimethylphenol :- {2,3-Xylenol} 9451 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,4,4-TriBromoDiphenylEther 4621 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00006 µg/l 10 Aug 2026 |
| 2,4,5-T :- {2,4,5-Trichlorophenoxyacetic acid} 3546 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 2,4,5-Trichlorophenol 9818 | River water | 16 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,4,6-Trichlorophenol 9819 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,4-D :- {2,4-Dichlorophenoxyacetic acid} 3545 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 2,4-DB :- {4-(2,4-dichlorophenoxy)butyric acid} 3791 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 2,4-Dichlorophenol 9816 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,4-Dimethylphenol :- {2,4-Xylenol} 3343 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,5-Dichlorophenol 9091 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,5-Dimethylphenol :- {2,5-Xylenol} 9094 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,6-Dichlorophenol 9817 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2,6-Dimethylphenol :- {2,6-Xylenol} 6569 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2-Chlorophenol 9814 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2-Chlorotoluene :- {1-Chloro-2-methylbenzene} 6547 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 2-Ethyl phenol 9454 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2-Methylphenol :- {o-Cresol} 5562 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 2-Phenoxypropionic acid :- {PPA} 6673 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 3,4-Dimethylphenol :- {3,4-Xylenol} 6577 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 3,5-Dimethylphenol :- {3,5-Xylenol} 5558 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 3-Chlorophenol 9703 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 3-Chlorotoluene :- {3-Chloromethylbenzene} 5568 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 3-Methylphenol :- {m-Cresol} 5561 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Chloro-2-methylphenol :- {p-Chloro-o-cresol} 3341 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Chloro-3,5-dimethylphenol :- {PCMX} 6584 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Chloro-3-methylphenol :- {p-Chloro-m-cresol} 3342 | River water | 16 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Chlorophenol 9815 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Chlorophenoxyacetic acid 3547 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 4-Chlorotoluene :- {1-Chloro-4-methylbenzene} 6578 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 4-Isopropyltoluene :- {4-methyl-Isopropylbenzene} 6579 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| 4-Methylphenol :- {p-Cresol} 5560 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| 4-Nonylphenol Branched 9190 | River water | 16 | Apr 2025 – Aug 2026 | below 0.04 µg/l 10 Aug 2026 |
| 4-Phenoxybutyric acid :- {PBA} 6672 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| 4-tert-Octylphenol :- {p-tert-Octylphenol} 9267 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Acenaphthene 7395 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Acenaphthylene 8311 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Aclonifen 3478 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Active Aluminium : Dissolved 4905 | River water | 18 | Oct 2023 – Mar 2026 | 39 µg/l 16 Mar 2026 |
| Alachlor 7086 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Aldicarb 9344 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Aldicarb sulfoxide 8806 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Aldoxycarb :- {Aldicarb Sulfone} 8807 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Aldrin 0483 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Alkalinity to pH 4.5 : Grans Plot 7610 | River water | 18 | Oct 2023 – Mar 2026 | 2.8 mg/l 16 Mar 2026 |
| Alkalinity, Dissolved as CaCO3 7867 | River water | 5 | Apr 2026 – Aug 2026 | below 8 mg/l 10 Aug 2026 |
| Aluminium, Dissolved 6037 | River water | 17 | Apr 2025 – Aug 2026 | 39 µg/l 10 Aug 2026 |
| Aminomethylphosphonic acid 7125 | River water | 9 | Apr 2025 – Jul 2026 | below 0.1 µg/l 8 Jul 2026 |
| Ammoniacal Nitrogen, Filtered as N 9993 | River water | 23 | Oct 2023 – Aug 2026 | 0.0047 mg/l 10 Aug 2026 |
| Anthracene 6753 | River water | 14 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Arsenic, Dissolved 6045 | River water | 9 | Apr 2025 – Jul 2026 | 1.1 µg/l 8 Jul 2026 |
| Asulam 3004 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| Atrazine 3002 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Azoxystrobin 5050 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| Barium, Dissolved 9446 | River water | 17 | Apr 2025 – Aug 2026 | below 10 µg/l 10 Aug 2026 |
| Benazolin 3792 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Bentazone 4065 | River water | 8 | Apr 2025 – Apr 2026 | below 0.003 µg/l 27 Apr 2026 |
| Benzene 3781 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Benzo(a)Anthracene 0772 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Benzo(a)Pyrene 6399 | River water | 15 | Apr 2025 – Aug 2026 | 0.0001 µg/l 10 Aug 2026 |
| Benzo(b)Fluoranthene 0731 | River water | 16 | Apr 2025 – Aug 2026 | below 0.0003 µg/l 10 Aug 2026 |
| Benzo(e)Pyrene 8940 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Benzo(g,h,i)Perylene 0714 | River water | 16 | Apr 2025 – Aug 2026 | 0.00011 µg/l 10 Aug 2026 |
| Benzo(k)Fluoranthene 0733 | River water | 16 | Apr 2025 – Aug 2026 | 0.00006 µg/l 10 Aug 2026 |
| Benzyl butyl phthalate 8162 | River water | 9 | Apr 2025 – Jul 2026 | below 1 µg/l 8 Jul 2026 |
| Bifenox 6603 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Boron, Dissolved 9447 | River water | 17 | Apr 2025 – Aug 2026 | below 100 µg/l 10 Aug 2026 |
| Bromobenzene 6604 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Bromochloromethane 6605 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Bromodichloromethane 3282 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Bromoform :- {Tribromomethane} 3283 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Bromoxynil 6449 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Cadmium, Dissolved 0106 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Calcium, Dissolved 0239 | River water | 23 | Oct 2023 – Aug 2026 | 1.3 mg/l 10 Aug 2026 |
| Carbaryl 9343 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Carbendazim 3475 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Carbetamide 9073 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Carbofuran 3086 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Carbon Disulphide 8847 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Carbon tetrachloride :- {Tetrachloromethane} 1049 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Carbon, Organic, Dissolved as C :- {DOC} 0301 | River water | 17 | Apr 2025 – Aug 2026 | 2.5 mg/l 10 Aug 2026 |
| Chlorfenvinphos 0503 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Chloridazon 6760 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Chloride 0172 | River water | 18 | Oct 2023 – Mar 2026 | 8.7 mg/l 16 Mar 2026 |
| Chlorobenzene 3290 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Chlorodibromomethane 3292 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Chloroform :- {Trichloromethane} 3373 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Chloromethane :- {Methyl Chloride} 6376 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Chlorophyll : Acetone Extract 7887 | River water | 19 | Oct 2023 – Aug 2026 | 19 µg/l 10 Aug 2026 |
| Chlorothalonil 6615 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0005 µg/l 10 Aug 2026 |
| Chlorotoluron 9348 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Chloroxuron 3399 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Chlorpyrifos-ethyl 9978 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Chromium Hexavalent, Dissolved :- {Cr VI} 6619 | River water | 5 | Apr 2025 – Jul 2026 | below 0.05 µg/l 8 Jul 2026 |
| Chromium, Dissolved 3409 | River water | 17 | Apr 2025 – Aug 2026 | below 0.5 µg/l 10 Aug 2026 |
| Chrysene 8310 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| cis-1,2-Dichloroethylene :- {cis-1,2-Dichloroethene} 6538 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| cis-1,3-Dichloropropylene :- {cis-1,3-Dichloropropene} 6543 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| cis-Heptachlor epoxide 8864 | River water | 17 | Apr 2025 – Aug 2026 | below 0.00004 µg/l 10 Aug 2026 |
| cis-Permethrin 9341 | River water | 9 | Apr 2025 – Jul 2026 | below 0.0001 µg/l 8 Jul 2026 |
| Clopyralid 6620 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Copper : BLM Bioavailable 4821 | River water | 12 | Apr 2025 – Aug 2026 | 0.04 µg/l 10 Aug 2026 |
| Copper, Dissolved 6450 | River water | 17 | Apr 2025 – Aug 2026 | 0.41 µg/l 10 Aug 2026 |
| Cyanide : Free as CN 0174 | River water | 5 | Apr 2025 – Jul 2026 | below 0.005 mg/l 8 Jul 2026 |
| Cypermethrin 0073 | River water | 12 | Apr 2025 – Aug 2026 | below 0.00001 µg/l 10 Aug 2026 |
| Cypermethrin Identification 5446 | River water | 12 | Apr 2025 – Aug 2026 | 1 text result 10 Aug 2026 |
| DDE -pp 0551 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| DDT -op 0539 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| DDT -pp 0555 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| DDT : Sum of components 0575 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0004 µg/l 10 Aug 2026 |
| Di(2-ethylhexyl) phthalate :- {DEHP} 6724 | River water | 17 | Apr 2025 – Aug 2026 | below 0.2 µg/l 10 Aug 2026 |
| Diazinon 0723 | River water | 15 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Dibenzo(a,h)Anthracene 8360 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Dibromomethane 3783 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Dicamba 3550 | River water | 7 | Apr 2025 – Apr 2026 | below 0.01 µg/l 27 Apr 2026 |
| Dichlorobenzophenone 3472 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Dichloromethane :- {Methylene Dichloride} 3299 | River water | 11 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Dichlorprop :- {2,4-DP} 3551 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Dichlorvos 0507 | River water | 17 | Apr 2025 – Aug 2026 | below 0.00004 µg/l 10 Aug 2026 |
| Dieldrin 0511 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Diflurobenzuron 9345 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Dimethoate 6447 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Dimethylbenzene : Sum of isomers (1,3- 1,4-) 6716 | River water | 12 | Apr 2025 – Aug 2026 | below 0.2 µg/l 10 Aug 2026 |
| Diuron 3811 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Endosulfan : Total (A + B) 1109 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0002 µg/l 10 Aug 2026 |
| Endosulfan A 0569 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Endosulfan B 0570 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Endrin 0562 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Ethiofencarb 6955 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Ethirimol 5047 | River water | 17 | Apr 2025 – Aug 2026 | below 0.05 µg/l 10 Aug 2026 |
| Ethyl tert-butyl ether :- {ETBE} 9844 | River water | 11 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Ethylbenzene 4117 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Fenitrothion 9716 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Fenoprop 3552 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Fenuron 9339 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Fluoranthene 0736 | River water | 16 | Apr 2025 – Aug 2026 | 0.00049 µg/l 10 Aug 2026 |
| Fluorene 7864 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Fluroxypyr 4064 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Glyphosate 3007 | River water | 9 | Apr 2025 – Jul 2026 | below 0.1 µg/l 8 Jul 2026 |
| HCH -alpha 0487 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| HCH -beta 0491 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| HCH -delta 0495 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| HCH -gamma :- {Lindane} 0499 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Heptachlor 0527 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00004 µg/l 10 Aug 2026 |
| Hexabromocyclododecane Total: (Sum of a, b, g) 9248 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0002 µg/l 10 Aug 2026 |
| Hexachlorobenzene 0576 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Hexachlorobutadiene 6648 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Hexachloroethane 5234 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Imazapyr 7025 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Indeno(1,2,3-cd)pyrene 0746 | River water | 15 | Apr 2025 – Aug 2026 | 0.00014 µg/l 10 Aug 2026 |
| Ioxynil 9068 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Irgarol 1051 8999 | River water | 16 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Iron, Dissolved 6460 | River water | 17 | Apr 2025 – Aug 2026 | 170 µg/l 10 Aug 2026 |
| Isodrin 9494 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Isopropylbenzene :- {Methylethylbenzene} 7574 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Isoproturon 3117 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Lead : BLM Bioavailable 3377 | River water | 12 | Apr 2025 – Aug 2026 | 0.05 µg/l 10 Aug 2026 |
| Lead, Dissolved 0052 | River water | 17 | Apr 2025 – Aug 2026 | 0.13 µg/l 10 Aug 2026 |
| Linuron 3118 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Lithium, Dissolved 4201 | River water | 17 | Apr 2025 – Aug 2026 | below 100 µg/l 10 Aug 2026 |
| Magnesium, Dissolved 0235 | River water | 23 | Oct 2023 – Aug 2026 | 0.84 mg/l 10 Aug 2026 |
| Malathion 0535 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Manganese : BLM Bioavailable 4820 | River water | 12 | Apr 2025 – Aug 2026 | 35 µg/l 10 Aug 2026 |
| Manganese, Dissolved 6458 | River water | 17 | Apr 2025 – Aug 2026 | 35 µg/l 10 Aug 2026 |
| MCPA :- {4-Chloro-2-methylphenoxyacetic acid} 3548 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| MCPB :- {4-Chloro-2-methylphenoxybutyric acid} 3790 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Mecoprop 3549 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Mercury, Dissolved 0103 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Methabenzthiazuron 7053 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Methiocarb 6971 | River water | 17 | Apr 2025 – Aug 2026 | below 0.001 µg/l 10 Aug 2026 |
| Methomyl 6972 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Metoxuron 3130 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Metsulfuron-methyl 9861 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Monolinuron 3925 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Monuron 3400 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| MTBE :- {Methyl tert-butyl ether} 6656 | River water | 11 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| n-ButylBenzene :- {1-Phenylbutane} 6658 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| n-Propylbenzene :- {1-Phenylpropane} 6659 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Naphthalene 9669 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Neburon 9756 | River water | 17 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Nickel : BLM Bioavailable 3878 | River water | 12 | Apr 2025 – Aug 2026 | 0.11 µg/l 10 Aug 2026 |
| Nickel, Dissolved 3410 | River water | 17 | Apr 2025 – Aug 2026 | below 0.5 µg/l 10 Aug 2026 |
| Nitrite, Filtered as N 6485 | River water | 5 | Apr 2026 – Aug 2026 | below 0.001 mg/l 10 Aug 2026 |
| Nitrogen, Total as N 9686 | River water | 23 | Oct 2023 – Aug 2026 | 0.41 mg/l 10 Aug 2026 |
| Nitrogen, Total Oxidised, Filtered as N 9943 | River water | 18 | Oct 2023 – Mar 2026 | 0.15 mg/l 16 Mar 2026 |
| Orthophosphate, Filtered as P 9856 | River water | 23 | Oct 2023 – Aug 2026 | below 0.001 mg/l 10 Aug 2026 |
| Oxamyl 6980 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Pendimethalin 9892 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0005 µg/l 10 Aug 2026 |
| Pentachlorobenzene 5863 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Pentachlorophenol 1085 | River water | 17 | Apr 2025 – Aug 2026 | below 0.02 µg/l 10 Aug 2026 |
| Perfluorooctanoate anion 9274 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0006 µg/l 10 Aug 2026 |
| Perfluorooctylsulphonate anion 9276 | River water | 17 | Apr 2025 – Aug 2026 | 0.00011 µg/l 10 Aug 2026 |
| Perylene 9003 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Phenanthrene 9671 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Phenol 9522 | River water | 17 | Apr 2025 – Aug 2026 | below 0.05 µg/l 10 Aug 2026 |
| Phenoxyacetic acid :- {PAA} 6671 | River water | 8 | Apr 2025 – Apr 2026 | below 0.01 µg/l 27 Apr 2026 |
| Phosphorus, Total as P 0348 | River water | 23 | Oct 2023 – Aug 2026 | 0.011 mg/l 10 Aug 2026 |
| Picloram 9883 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Potassium, Dissolved 0209 | River water | 23 | Oct 2023 – Aug 2026 | 0.86 mg/l 10 Aug 2026 |
| Propoxur 6987 | River water | 17 | Apr 2025 – Aug 2026 | below 0.005 µg/l 10 Aug 2026 |
| Pyrene 7325 | River water | 15 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Quinoxyfen 5157 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| sec-Butylbenzene :- {1-Methylpropylbenzene} 6690 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Selenium, Dissolved 6047 | River water | 9 | Apr 2025 – Jul 2026 | below 1 µg/l 8 Jul 2026 |
| Simazine 3001 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Sodium, Dissolved 0205 | River water | 23 | Oct 2023 – Aug 2026 | 6.3 mg/l 10 Aug 2026 |
| Strontium, Filtered 6693 | River water | 17 | Apr 2025 – Aug 2026 | below 20 µg/l 10 Aug 2026 |
| Styrene :- {Vinylbenzene} 9888 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Sulcotrione 5042 | River water | 17 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Sulphate, Dissolved as SO4 7859 | River water | 23 | Oct 2023 – Aug 2026 | below 10 mg/l 10 Aug 2026 |
| TDE -pp 0559 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Terbutryn 3009 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| tert-Amyl methyl ether :- {TAME} 9839 | River water | 11 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| tert-Butylbenzene :- {(1,1-Dimethylethyl)benzene} 6697 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Tetrachloroethylene :- {Perchloroethylene} 3328 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Toluene :- {Methylbenzene} 3784 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| trans-1,2-Dichloroethylene :- {trans-1,2-Dichloroethene} 6539 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| trans-1,3-Dichloropropylene :- {trans-1,3-Dichloropropene} 6544 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| trans-Heptachlor epoxide 8865 | River water | 17 | Apr 2025 – Aug 2026 | below 0.00004 µg/l 10 Aug 2026 |
| trans-Permethrin 9342 | River water | 12 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Tributyl Tin as Cation 8944 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00002 µg/l 10 Aug 2026 |
| Trichloroethylene :- {Trichloroethene} 3334 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Trichlorofluoromethane 6711 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Triclopyr 3555 | River water | 8 | Apr 2025 – Apr 2026 | below 0.005 µg/l 27 Apr 2026 |
| Triclosan 5889 | River water | 16 | Apr 2025 – Aug 2026 | below 0.01 µg/l 10 Aug 2026 |
| Trifluralin 9989 | River water | 17 | Apr 2025 – Aug 2026 | below 0.0001 µg/l 10 Aug 2026 |
| Triphenyl Tin as Cation 5732 | River water | 16 | Apr 2025 – Aug 2026 | below 0.00002 µg/l 10 Aug 2026 |
| Vinyl chloride :- {Chloroethylene} 6715 | River water | 12 | Apr 2025 – Aug 2026 | below 0.1 µg/l 10 Aug 2026 |
| Zinc : BLM Bioavailable 4822 | River water | 12 | Apr 2025 – Aug 2026 | 1 µg/l 10 Aug 2026 |
| Zinc, Dissolved 3408 | River water | 17 | Apr 2025 – Aug 2026 | 1.2 µg/l 10 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.