Wear at Cocken Bridge

EA name: WEAR AT COCKEN BRIDGE
Environment Agency sampling point NE-44500032 · 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
3 Jul 2026, 08:573 months ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
Samples banked
35 since 16 Nov 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 428051, 547213As published, to the nearest 1 m. Open in a map
River, by its own name
Wear
River, by the map
River WearPlaced on the river its name gives, 5 m from the line.
Next gauge downstream
Chester-Le-Street On the River Wear · 7.6 km along the river
Nearest gauge upstream
Durham New Elvet Bridge On the River Wear · 13 km along the river
Why it was sampled
Monitoring (national agency policy) (28 samples)
Environmental monitoring statutory (EU directives) (7 samples)

Main measurements, river water

Water temperature

code 0076 · °C

5.3 °C

Sampled 11 Jan 2024, 2.7 years ago · 2 results banked

56789°C202420252026no sample published after Jan 202418 Dec 2023, 10:21: 8.9 °C11 Jan 2024, 07:05: 5.3 °C
Every result (2)
SampledResult as publishedReads as
11 Jan 2024, 07:055.3 5.3 °C
18 Dec 2023, 10:218.9 8.9 °C

pH

code 0061

8.62

Sampled 3 Jul 2026, 3 months ago · 35 results banked

7.588.599.520242025202616 Nov 2023, 10:16: 7.8128 Nov 2023, 12:12: 7.8712 Dec 2023, 10:00: 7.818 Dec 2023, 10:21: 7.9711 Jan 2024, 07:05: 8.0312 Feb 2024, 07:29: 7.965 Mar 2024, 06:40: 7.832 Apr 2024, 06:25: 7.983 May 2024, 09:17: 8.23 Jun 2024, 07:59: 8.229 Jul 2024, 07:50: 8.345 Aug 2024, 10:31: 8.65 Sep 2024, 12:52: 8.058 Oct 2024, 12:21: 8.235 Nov 2024, 11:49: 8.055 Dec 2024, 09:33: 7.9314 Jan 2025, 13:01: 7.563 Feb 2025, 10:51: 84 Mar 2025, 10:20: 8.121 Apr 2025, 15:36: 9.219 May 2025, 10:18: 8.176 Jun 2025, 09:56: 8.33 Jul 2025, 10:02: 8.344 Aug 2025, 13:25: 8.563 Sep 2025, 09:34: 8.062 Oct 2025, 10:16: 8.054 Nov 2025, 10:29: 7.922 Dec 2025, 13:56: 7.992 Jan 2026, 08:21: 8.093 Feb 2026, 11:01: 8.113 Mar 2026, 12:06: 8.257 Apr 2026, 08:18: 8.035 May 2026, 07:19: 8.1210 Jun 2026, 10:29: 8.553 Jul 2026, 08:57: 8.62
Every result (35)
SampledResult as publishedReads as
3 Jul 2026, 08:578.62 8.62
10 Jun 2026, 10:298.55 8.55
5 May 2026, 07:198.12 8.12
7 Apr 2026, 08:188.03 8.03
3 Mar 2026, 12:068.25 8.25
3 Feb 2026, 11:018.11 8.11
2 Jan 2026, 08:218.09 8.09
2 Dec 2025, 13:567.99 7.99
4 Nov 2025, 10:297.92 7.92
2 Oct 2025, 10:168.05 8.05
3 Sep 2025, 09:348.06 8.06
4 Aug 2025, 13:258.56 8.56
3 Jul 2025, 10:028.34 8.34
6 Jun 2025, 09:568.3 8.3
9 May 2025, 10:188.17 8.17
1 Apr 2025, 15:369.21 9.21
4 Mar 2025, 10:208.12 8.12
3 Feb 2025, 10:518 8
14 Jan 2025, 13:017.56 7.56
5 Dec 2024, 09:337.93 7.93
5 Nov 2024, 11:498.05 8.05
8 Oct 2024, 12:218.23 8.23
5 Sep 2024, 12:528.05 8.05
5 Aug 2024, 10:318.6 8.6
9 Jul 2024, 07:508.34 8.34
3 Jun 2024, 07:598.22 8.22
3 May 2024, 09:178.2 8.2
2 Apr 2024, 06:257.98 7.98
5 Mar 2024, 06:407.83 7.83
12 Feb 2024, 07:297.96 7.96
11 Jan 2024, 07:058.03 8.03
18 Dec 2023, 10:217.97 7.97
12 Dec 2023, 10:007.8 7.8
28 Nov 2023, 12:127.87 7.87
16 Nov 2023, 10:167.81 7.81

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

0.13 mg/l

Sampled 11 Jan 2024, 2.7 years ago · 2 results banked

0.060.080.10.120.14mg/l202420252026no sample published after Jan 202418 Dec 2023, 10:21: 0.066 mg/l11 Jan 2024, 07:05: 0.13 mg/l
Every result (2)
SampledResult as publishedReads as
11 Jan 2024, 07:050.13 0.13 mg/l
18 Dec 2023, 10:210.066 0.066 mg/l

Everything measured here

63 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 63 rows
DeterminandMaterialResults First – lastLatest result
Temperature of Water 0076 River water 2 Dec 2023 – Jan 2024 5.3 °C 11 Jan 2024
pH 0061 River water 35 Nov 2023 – Jul 2026 8.62 3 Jul 2026
Ammoniacal Nitrogen as N 0111 River water 2 Dec 2023 – Jan 2024 0.13 mg/l 11 Jan 2024
1,2,3-Trichlorobenzene 9050 River water 34 Nov 2023 – Jul 2026 below 0.01 µg/l 3 Jul 2026
1,2,4-Trichlorobenzene 9051 River water 33 Nov 2023 – Jul 2026 below 0.01 µg/l 3 Jul 2026
1,2-Dichloroethane 3272 River water 25 Nov 2023 – Jun 2026 below 0.1 µg/l 10 Jun 2026
1,3,5-Trichlorobenzene 9052 River water 34 Nov 2023 – Jul 2026 below 0.01 µg/l 3 Jul 2026
2,4-D :- {2,4-Dichlorophenoxyacetic acid} 3545 River water 2 Dec 2023 – Jan 2024 below 0.005 µg/l 11 Jan 2024
2,4-Dichlorophenol 9816 River water 2 Dec 2023 – Jan 2024 below 0.02 µg/l 11 Jan 2024
Aldrin 0483 River water 34 Nov 2023 – Jul 2026 below 0.001 µg/l 3 Jul 2026
Ammonia un-ionised as N 0119 River water 2 Dec 2023 – Jan 2024 0.00168 mg/l 11 Jan 2024
Arsenic, Dissolved 6045 River water 12 Dec 2023 – Jul 2026 below 1 µg/l 3 Jul 2026
Calcium 0241 River water 10 Apr 2024 – Jul 2026 82 mg/l 3 Jul 2026
Calcium, Dissolved 0239 River water 35 Nov 2023 – Jul 2026 79 mg/l 3 Jul 2026
Carbon tetrachloride :- {Tetrachloromethane} 1049 River water 26 Nov 2023 – Jun 2026 below 0.1 µg/l 10 Jun 2026
Carbon, Organic, Dissolved as C :- {DOC} 0301 River water 35 Nov 2023 – Jul 2026 3.6 mg/l 3 Jul 2026
Chloroform :- {Trichloromethane} 3373 River water 24 Dec 2023 – Jun 2026 0.16 µg/l 10 Jun 2026
Chromium Hexavalent, Dissolved :- {Cr VI} 6619 River water 2 Dec 2023 – Jan 2024 0.051 µg/l 11 Jan 2024
Chromium, Dissolved 3409 River water 2 Dec 2023 – Jan 2024 below 0.5 µg/l 11 Jan 2024
cis-Permethrin 9341 River water 1 Dec 2023 – Dec 2023 below 0.002 µg/l 18 Dec 2023
Copper : BLM Bioavailable 4821 River water 12 Dec 2023 – Jul 2026 0.26 µg/l 3 Jul 2026
Copper, Dissolved 6450 River water 12 Dec 2023 – Jul 2026 1.3 µg/l 3 Jul 2026
Cyanide : Free as CN 0174 River water 2 Dec 2023 – Jan 2024 below 0.005 mg/l 11 Jan 2024
Cyanide as CN 0175 River water 2 Dec 2023 – Jan 2024 below 0.005 mg/l 11 Jan 2024
DDE -pp 0551 River water 5 Nov 2023 – Mar 2024 below 0.001 µg/l 5 Mar 2024
DDT -op 0539 River water 6 Nov 2023 – Mar 2024 below 0.003 µg/l 5 Mar 2024
DDT -pp 0555 River water 34 Nov 2023 – Jul 2026 below 0.002 µg/l 3 Jul 2026
DDT : Sum of components 0575 River water 5 Nov 2023 – Mar 2024 below 0.008 µg/l 5 Mar 2024
Diazinon 0723 River water 1 Dec 2023 – Dec 2023 0.00063 µg/l 18 Dec 2023
Dieldrin 0511 River water 30 Nov 2023 – Jul 2026 below 0.002 µg/l 3 Jul 2026
Dimethoate 6447 River water 1 Dec 2023 – Dec 2023 below 0.0001 µg/l 18 Dec 2023
Endrin 0562 River water 31 Nov 2023 – Jul 2026 below 0.003 µg/l 3 Jul 2026
Hardness, Total as CaCO3 0158 River water 10 Apr 2024 – Jul 2026 337 mg/l 3 Jul 2026
HCH -alpha 0487 River water 25 Nov 2023 – Jul 2026 below 0.0001 µg/l 3 Jul 2026
HCH -beta 0491 River water 26 Nov 2023 – Jul 2026 below 0.0001 µg/l 3 Jul 2026
HCH -delta 0495 River water 26 Nov 2023 – Jul 2026 below 0.0001 µg/l 3 Jul 2026
HCH -gamma :- {Lindane} 0499 River water 26 Nov 2023 – Jul 2026 0.0003 µg/l 3 Jul 2026
Hexachlorobenzene 0576 River water 26 Nov 2023 – Jul 2026 below 0.0001 µg/l 3 Jul 2026
Hexachlorobutadiene 6648 River water 26 Nov 2023 – Jul 2026 below 0.0001 µg/l 3 Jul 2026
ICP-MS : Metals screen : Semi-quantitative 3401 River water 2 Dec 2023 – Jan 2024 1 unitless value 11 Jan 2024
Iron, Dissolved 6460 River water 12 Dec 2023 – Jul 2026 60 µg/l 3 Jul 2026
Isodrin 9494 River water 33 Nov 2023 – Jul 2026 below 0.001 µg/l 3 Jul 2026
Lead : BLM Bioavailable 3377 River water 35 Nov 2023 – Jul 2026 0.07 µg/l 3 Jul 2026
Lead, Dissolved 0052 River water 35 Nov 2023 – Jul 2026 0.24 µg/l 3 Jul 2026
Linuron 3118 River water 2 Dec 2023 – Jan 2024 below 0.01 µg/l 11 Jan 2024
Magnesium 0237 River water 10 Apr 2024 – Jul 2026 34 mg/l 3 Jul 2026
Magnesium, Dissolved 0235 River water 10 Apr 2024 – Jul 2026 34 mg/l 3 Jul 2026
Manganese : BLM Bioavailable 4820 River water 2 Dec 2023 – Jan 2024 89 µg/l 11 Jan 2024
Manganese, Dissolved 6458 River water 2 Dec 2023 – Jan 2024 89 µg/l 11 Jan 2024
Mecoprop 3549 River water 1 Jan 2024 – Jan 2024 below 0.005 µg/l 11 Jan 2024
Mercury, Dissolved 0103 River water 35 Nov 2023 – Jul 2026 below 0.01 µg/l 3 Jul 2026
Nickel : BLM Bioavailable 3878 River water 35 Nov 2023 – Jul 2026 2.3 µg/l 3 Jul 2026
Nickel, Dissolved 3410 River water 35 Nov 2023 – Jul 2026 2.3 µg/l 3 Jul 2026
Pentachlorophenol 1085 River water 7 Nov 2023 – Mar 2024 below 0.02 µg/l 5 Mar 2024
Phenol 9522 River water 2 Dec 2023 – Jan 2024 0.33 µg/l 11 Jan 2024
TDE -pp 0559 River water 5 Nov 2023 – Mar 2024 below 0.002 µg/l 5 Mar 2024
Tetrachloroethylene :- {Perchloroethylene} 3328 River water 26 Nov 2023 – Jun 2026 below 0.1 µg/l 10 Jun 2026
Toluene :- {Methylbenzene} 3784 River water 1 Dec 2023 – Dec 2023 below 0.1 µg/l 18 Dec 2023
trans-Permethrin 9342 River water 1 Dec 2023 – Dec 2023 below 0.001 µg/l 18 Dec 2023
Trichloroethylene :- {Trichloroethene} 3334 River water 26 Nov 2023 – Jun 2026 below 0.1 µg/l 10 Jun 2026
Zinc 6455 River water 12 Dec 2023 – Jul 2026 below 5 µg/l 3 Jul 2026
Zinc : BLM Bioavailable 4822 River water 2 Dec 2023 – Jan 2024 6.7 µg/l 11 Jan 2024
Zinc, Dissolved 3408 River water 12 Dec 2023 – Jul 2026 3.7 µg/l 3 Jul 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.