Biddulph Brook below Biddulph Sewage Works
EA name: BIDDULPH BROOK BELOW BIDDULPH SEWAGE WKS (also listed as “BIDDULPH BROOK BELOW BIDDULPH SEWAGE WORKS”)
Environment Agency sampling point NW-88000748 · 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
- 13 Jul 2026, 15:213 months ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
- Samples banked
- 21 since 6 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 388975, 359470As published, to the nearest 1 m. Open in a map
- River, by its own name
- Biddulph Brook
- River, by the map
- Biddulph BrookPlaced on the river its name gives, 13 m from the line.
- Next gauge downstream
- Congleton Park On the River Dane · 7.2 km along the river
- Why it was sampled
- Environmental monitoring statutory (EU directives) (15 samples)
Monitoring (national agency policy) (6 samples)
Main measurements, river water
Dissolved oxygen
% saturation · code 9901 · %
101%
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 101 | 101% |
| 6 Feb 2026, 09:25 | 96 | 96% |
| 22 Jan 2026, 09:15 | 95.3 | 95.3% |
| 2 Dec 2025, 10:51 | 98.1 | 98.1% |
| 17 Nov 2025, 08:46 | 96.2 | 96.2% |
| 24 Oct 2025, 14:30 | 94 | 94% |
| 23 Sep 2025, 09:37 | 93.5 | 93.5% |
| 12 Aug 2025, 09:47 | 92.8 | 92.8% |
| 2 Jul 2025, 09:17 | 87.3 | 87.3% |
| 17 Jun 2025, 07:54 | 95.2 | 95.2% |
| 30 May 2025, 10:31 | 101.7 | 101.7% |
Dissolved oxygen
as O2 · code 9924 · mg/l
11.3 mg/l
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 11.3 | 11.3 mg/l |
| 6 Feb 2026, 09:25 | 11.8 | 11.8 mg/l |
| 22 Jan 2026, 09:15 | 11.2 | 11.2 mg/l |
| 2 Dec 2025, 10:51 | 11.6 | 11.6 mg/l |
| 17 Nov 2025, 08:46 | 11.3 | 11.3 mg/l |
| 24 Oct 2025, 14:30 | 10.1 | 10.1 mg/l |
| 23 Sep 2025, 09:37 | 10 | 10 mg/l |
| 12 Aug 2025, 09:47 | 8.92 | 8.92 mg/l |
| 2 Jul 2025, 09:17 | 8.64 | 8.64 mg/l |
| 17 Jun 2025, 07:54 | 9.74 | 9.74 mg/l |
| 30 May 2025, 10:31 | 10.3 | 10.3 mg/l |
Water temperature
code 0076 · °C
10.2 °C
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 10.2 | 10.2 °C |
| 6 Feb 2026, 09:25 | 6.4 | 6.4 °C |
| 22 Jan 2026, 09:15 | 8.1 | 8.1 °C |
| 2 Dec 2025, 10:51 | 8 | 8 °C |
| 17 Nov 2025, 08:46 | 8.4 | 8.4 °C |
| 24 Oct 2025, 14:30 | 12.1 | 12.1 °C |
| 23 Sep 2025, 09:37 | 12 | 12 °C |
| 12 Aug 2025, 09:47 | 17.1 | 17.1 °C |
| 2 Jul 2025, 09:17 | 15.7 | 15.7 °C |
| 17 Jun 2025, 07:54 | 14.2 | 14.2 °C |
| 30 May 2025, 10:31 | 14.6 | 14.6 °C |
pH
code 0061
7.97
Sampled 13 Jul 2026, 3 months ago · 19 results banked
Every result (19)
| Sampled | Result as published | Reads as |
|---|---|---|
| 13 Jul 2026, 15:21 | 7.97 | 7.97 |
| 29 Apr 2026, 10:52 | 7.85 | 7.85 |
| 20 Mar 2026, 11:10 | 7.52 | 7.52 |
| 6 Feb 2026, 09:25 | 7.22 | 7.22 |
| 22 Jan 2026, 09:15 | 7.46 | 7.46 |
| 2 Dec 2025, 10:51 | 7.62 | 7.62 |
| 17 Nov 2025, 08:46 | 7.6 | 7.6 |
| 24 Oct 2025, 14:30 | 7.63 | 7.63 |
| 23 Sep 2025, 09:37 | 7.75 | 7.75 |
| 12 Aug 2025, 09:47 | 7.53 | 7.53 |
| 2 Jul 2025, 09:17 | 7.58 | 7.58 |
| 17 Jun 2025, 07:54 | 7.72 | 7.72 |
| 30 May 2025, 10:31 | 7.58 | 7.58 |
| 16 Jan 2025, 13:05 | 7.4 | 7.4 |
| 4 Oct 2024, 11:34 | 7.69 | 7.69 |
| 3 Jul 2024, 13:49 | 7.72 | 7.72 |
| 8 Apr 2024, 14:10 | 7.5 | 7.5 |
| 11 Jan 2024, 08:02 | 7.76 | 7.76 |
| 6 Oct 2023, 07:52 | 7.75 | 7.75 |
Ammonia
ammoniacal nitrogen as N · code 0111 · mg/l
0.08 mg/l
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 0.08 | 0.08 mg/l |
| 6 Feb 2026, 09:25 | 0.37 | 0.37 mg/l |
| 22 Jan 2026, 09:15 | 0.16 | 0.16 mg/l |
| 2 Dec 2025, 10:51 | 0.081 | 0.081 mg/l |
| 17 Nov 2025, 08:46 | 0.59 | 0.59 mg/l |
| 24 Oct 2025, 14:30 | 0.054 | 0.054 mg/l |
| 23 Sep 2025, 09:37 | 0.043 | 0.043 mg/l |
| 12 Aug 2025, 09:47 | <0.03 | below 0.03 mg/l (not detected above this) |
| 2 Jul 2025, 09:17 | 0.086 | 0.086 mg/l |
| 17 Jun 2025, 07:54 | 0.049 | 0.049 mg/l |
| 30 May 2025, 10:31 | 0.057 | 0.057 mg/l |
Nitrate
as nitrogen (N) · code 0117 · mg/l
13.9 mg/l
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 13.9 | 13.9 mg/l |
| 6 Feb 2026, 09:25 | 8.24 | 8.24 mg/l |
| 22 Jan 2026, 09:15 | 5.48 | 5.48 mg/l |
| 2 Dec 2025, 10:51 | 5.76 | 5.76 mg/l |
| 17 Nov 2025, 08:46 | 7.8 | 7.8 mg/l |
| 24 Oct 2025, 14:30 | 11 | 11 mg/l |
| 23 Sep 2025, 09:37 | 15 | 15 mg/l |
| 12 Aug 2025, 09:47 | 20 | 20 mg/l |
| 2 Jul 2025, 09:17 | 13 | 13 mg/l |
| 17 Jun 2025, 07:54 | 8.36 | 8.36 mg/l |
| 30 May 2025, 10:31 | 14 | 14 mg/l |
Phosphate
orthophosphate, reactive, as P · code 0180 · mg/l
0.058 mg/l
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 0.058 | 0.058 mg/l |
| 6 Feb 2026, 09:25 | 0.075 | 0.075 mg/l |
| 22 Jan 2026, 09:15 | 0.041 | 0.041 mg/l |
| 2 Dec 2025, 10:51 | 0.049 | 0.049 mg/l |
| 17 Nov 2025, 08:46 | 0.05 | 0.05 mg/l |
| 24 Oct 2025, 14:30 | 0.074 | 0.074 mg/l |
| 23 Sep 2025, 09:37 | 0.08 | 0.08 mg/l |
| 12 Aug 2025, 09:47 | 0.041 | 0.041 mg/l |
| 2 Jul 2025, 09:17 | 0.092 | 0.092 mg/l |
| 17 Jun 2025, 07:54 | 0.39 | 0.39 mg/l |
| 30 May 2025, 10:31 | 0.11 | 0.11 mg/l |
Conductivity
at 25 °C · code 0077 · µS/cm
634 µS/cm
Sampled 20 Mar 2026, 6 months ago · 11 results banked
Every result (11)
| Sampled | Result as published | Reads as |
|---|---|---|
| 20 Mar 2026, 11:10 | 634 | 634 µS/cm |
| 6 Feb 2026, 09:25 | 458 | 458 µS/cm |
| 22 Jan 2026, 09:15 | 494 | 494 µS/cm |
| 2 Dec 2025, 10:51 | 449 | 449 µS/cm |
| 17 Nov 2025, 08:46 | 584 | 584 µS/cm |
| 24 Oct 2025, 14:30 | 594 | 594 µS/cm |
| 23 Sep 2025, 09:37 | 784 | 784 µS/cm |
| 12 Aug 2025, 09:47 | 842 | 842 µS/cm |
| 2 Jul 2025, 09:17 | 773 | 773 µS/cm |
| 17 Jun 2025, 07:54 | 793 | 793 µS/cm |
| 30 May 2025, 10:31 | 704 | 704 µS/cm |
Everything measured here
20 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 20 rows
| Determinand | Material | Results | First – last | Latest result |
|---|---|---|---|---|
| Oxygen, Dissolved, % Saturation 9901 | River water | 11 | May 2025 – Mar 2026 | 101% 20 Mar 2026 |
| Oxygen, Dissolved as O2 9924 | River water | 11 | May 2025 – Mar 2026 | 11.3 mg/l 20 Mar 2026 |
| Temperature of Water 0076 | River water | 11 | May 2025 – Mar 2026 | 10.2 °C 20 Mar 2026 |
| pH 0061 | River water | 19 | Oct 2023 – Jul 2026 | 7.97 13 Jul 2026 |
| Ammoniacal Nitrogen as N 0111 | River water | 11 | May 2025 – Mar 2026 | 0.08 mg/l 20 Mar 2026 |
| Nitrate as N 0117 | River water | 11 | May 2025 – Mar 2026 | 13.9 mg/l 20 Mar 2026 |
| Orthophosphate, reactive as P 0180 | River water | 11 | May 2025 – Mar 2026 | 0.058 mg/l 20 Mar 2026 |
| Conductivity at 25 C 0077 | River water | 11 | May 2025 – Mar 2026 | 634 µS/cm 20 Mar 2026 |
| Alkalinity to pH 4.5 as CaCO3 0162 | River water | 11 | May 2025 – Mar 2026 | 89 mg/l 20 Mar 2026 |
| Ammonia un-ionised as N 0119 | River water | 11 | May 2025 – Mar 2026 | 0.0005 mg/l 20 Mar 2026 |
| BOD : 5 Day ATU 0085 | River water | 9 | Jun 2025 – Mar 2026 | 1.5 mg/l 20 Mar 2026 |
| Calcium, Dissolved 0239 | River water | 11 | Oct 2023 – Jul 2026 | 59 mg/l 13 Jul 2026 |
| Carbon, Organic, Dissolved as C :- {DOC} 0301 | River water | 11 | Oct 2023 – Jul 2026 | 4.6 mg/l 13 Jul 2026 |
| Chloride 0172 | River water | 11 | May 2025 – Mar 2026 | 48 mg/l 20 Mar 2026 |
| Copper : BLM Bioavailable 4821 | River water | 11 | Oct 2023 – Jul 2026 | 0.14 µg/l 13 Jul 2026 |
| Copper, Dissolved 6450 | River water | 11 | Oct 2023 – Jul 2026 | 2.1 µg/l 13 Jul 2026 |
| Nitrite as N 0118 | River water | 11 | May 2025 – Mar 2026 | 0.11 mg/l 20 Mar 2026 |
| Nitrogen, Total Oxidised as N 0116 | River water | 11 | May 2025 – Mar 2026 | 14 mg/l 20 Mar 2026 |
| Solids, Suspended at 105 C 0135 | River water | 11 | May 2025 – Mar 2026 | 5.4 mg/l 20 Mar 2026 |
| Tributyl Tin as Cation 8944 | River water | 4 | Oct 2023 – Mar 2024 | below 0.0002 µg/l 12 Mar 2024 |
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.