Sinderland Brook upstream of Altrincham Etw
EA name: SINDERLAND BROOK U/S ALTRINCHAM ETW
Environment Agency sampling point NW-88002518 · 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, 15:0724 days ago · time as the Environment Agency records it (UK clock time; the source gives no time zone)
- Samples banked
- 28 since 26 Jun 2024 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 375208, 390280As published, to the nearest 1 m. Open in a map
- River, by its own name
- Sinderland Brook
- River, by the map
- Sinderland BrookPlaced on the river its name gives, 2 m from the line.
- Next gauge downstream
- Partington On the Sinderland Brook · 3.0 km along the river
- Nearest gauge upstream
- Northern Moor On the Baguley Brook · 5.9 km along the river
- Why it was sampled
- Monitoring (national agency policy) (16 samples)
Environmental monitoring statutory (EU directives) (12 samples)
Main measurements, river water
Dissolved oxygen
% saturation · code 9901 · %
55.6%
Sampled 7 Sep 2026, 24 days ago · 18 results banked
Every result (18)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 55.6 | 55.6% |
| 3 Aug 2026, 12:59 | 42.2 | 42.2% |
| 9 Jul 2026, 12:08 | 47.1 | 47.1% |
| 9 Jun 2026, 13:37 | 55.3 | 55.3% |
| 11 May 2026, 13:02 | 54.6 | 54.6% |
| 30 Apr 2026, 14:43 | 71.8 | 71.8% |
| 10 Mar 2026, 12:56 | 81.8 | 81.8% |
| 10 Feb 2026, 14:19 | 81.1 | 81.1% |
| 27 Jan 2026, 14:51 | 84.8 | 84.8% |
| 16 Dec 2025, 14:48 | 91.2 | 91.2% |
| 21 Nov 2025, 15:25 | 91.9 | 91.9% |
| 9 Oct 2025, 12:38 | 65.9 | 65.9% |
| 15 Sep 2025, 14:04 | 59.6 | 59.6% |
| 27 Aug 2025, 11:59 | 52.2 | 52.2% |
| 30 Jul 2025, 11:57 | 52.4 | 52.4% |
| 30 Jun 2025, 10:55 | 46.1 | 46.1% |
| 14 May 2025, 12:38 | 42.5 | 42.5% |
| 2 Apr 2025, 12:25 | 78.6 | 78.6% |
Dissolved oxygen
as O2 · code 9924 · mg/l
5.42 mg/l
Sampled 7 Sep 2026, 24 days ago · 18 results banked
Every result (18)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 5.42 | 5.42 mg/l |
| 3 Aug 2026, 12:59 | 4.06 | 4.06 mg/l |
| 9 Jul 2026, 12:08 | 4.46 | 4.46 mg/l |
| 9 Jun 2026, 13:37 | 5.79 | 5.79 mg/l |
| 11 May 2026, 13:02 | 6.11 | 6.11 mg/l |
| 30 Apr 2026, 14:43 | 7.51 | 7.51 mg/l |
| 10 Mar 2026, 12:56 | 9.44 | 9.44 mg/l |
| 10 Feb 2026, 14:19 | 9.59 | 9.59 mg/l |
| 27 Jan 2026, 14:51 | 10.4 | 10.4 mg/l |
| 16 Dec 2025, 14:48 | 10.6 | 10.6 mg/l |
| 21 Nov 2025, 15:25 | 11.4 | 11.4 mg/l |
| 9 Oct 2025, 12:38 | 6.94 | 6.94 mg/l |
| 15 Sep 2025, 14:04 | 6.17 | 6.17 mg/l |
| 27 Aug 2025, 11:59 | 5.1 | 5.1 mg/l |
| 30 Jul 2025, 11:57 | 5.12 | 5.12 mg/l |
| 30 Jun 2025, 10:55 | 4.38 | 4.38 mg/l |
| 14 May 2025, 12:38 | 4.42 | 4.42 mg/l |
| 2 Apr 2025, 12:25 | 8.98 | 8.98 mg/l |
Water temperature
code 0076 · °C
16.5 °C
Sampled 7 Sep 2026, 24 days ago · 18 results banked
Every result (18)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 16.5 | 16.5 °C |
| 3 Aug 2026, 12:59 | 17.1 | 17.1 °C |
| 9 Jul 2026, 12:08 | 17.9 | 17.9 °C |
| 9 Jun 2026, 13:37 | 13.2 | 13.2 °C |
| 11 May 2026, 13:02 | 10.3 | 10.3 °C |
| 30 Apr 2026, 14:43 | 13.2 | 13.2 °C |
| 10 Mar 2026, 12:56 | 9 | 9 °C |
| 10 Feb 2026, 14:19 | 8 | 8 °C |
| 27 Jan 2026, 14:51 | 6.5 | 6.5 °C |
| 16 Dec 2025, 14:48 | 8.8 | 8.8 °C |
| 21 Nov 2025, 15:25 | 6.2 | 6.2 °C |
| 9 Oct 2025, 12:38 | 12.9 | 12.9 °C |
| 15 Sep 2025, 14:04 | 13.7 | 13.7 °C |
| 27 Aug 2025, 11:59 | 16.3 | 16.3 °C |
| 30 Jul 2025, 11:57 | 16.3 | 16.3 °C |
| 30 Jun 2025, 10:55 | 17.7 | 17.7 °C |
| 14 May 2025, 12:38 | 13.5 | 13.5 °C |
| 2 Apr 2025, 12:25 | 9.4 | 9.4 °C |
pH
code 0061
7.28
Sampled 7 Sep 2026, 24 days ago · 18 results banked
Every result (18)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 7.28 | 7.28 |
| 3 Aug 2026, 12:59 | 7.47 | 7.47 |
| 9 Jul 2026, 12:08 | 7.45 | 7.45 |
| 9 Jun 2026, 13:37 | 7.43 | 7.43 |
| 11 May 2026, 13:02 | 7.45 | 7.45 |
| 30 Apr 2026, 14:43 | 7.49 | 7.49 |
| 10 Mar 2026, 12:56 | 7.62 | 7.62 |
| 10 Feb 2026, 14:19 | 7.65 | 7.65 |
| 27 Jan 2026, 14:51 | 7.62 | 7.62 |
| 16 Dec 2025, 14:48 | 7.59 | 7.59 |
| 21 Nov 2025, 15:25 | 7.71 | 7.71 |
| 9 Oct 2025, 12:38 | 7.62 | 7.62 |
| 15 Sep 2025, 14:04 | 7.56 | 7.56 |
| 27 Aug 2025, 11:59 | 7.67 | 7.67 |
| 30 Jul 2025, 11:57 | 7.48 | 7.48 |
| 30 Jun 2025, 10:55 | 7.43 | 7.43 |
| 14 May 2025, 12:38 | 7.45 | 7.45 |
| 2 Apr 2025, 12:25 | 7.56 | 7.56 |
Ammonia
ammoniacal nitrogen as N · code 0111 · mg/l
0.22 mg/l
Sampled 7 Sep 2026, 24 days ago · 17 results banked
Every result (17)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 0.22 | 0.22 mg/l |
| 3 Aug 2026, 12:59 | 0.86 | 0.86 mg/l |
| 9 Jul 2026, 12:08 | 0.59 | 0.59 mg/l |
| 9 Jun 2026, 13:37 | 0.31 | 0.31 mg/l |
| 11 May 2026, 13:02 | 0.43 | 0.43 mg/l |
| 30 Apr 2026, 14:43 | 0.6 | 0.6 mg/l |
| 10 Mar 2026, 12:56 | 0.39 | 0.39 mg/l |
| 10 Feb 2026, 14:19 | 0.28 | 0.28 mg/l |
| 27 Jan 2026, 14:51 | 0.4 | 0.4 mg/l |
| 16 Dec 2025, 14:48 | 0.14 | 0.14 mg/l |
| 21 Nov 2025, 15:25 | 0.18 | 0.18 mg/l |
| 9 Oct 2025, 12:38 | 0.13 | 0.13 mg/l |
| 15 Sep 2025, 14:04 | 0.2 | 0.2 mg/l |
| 27 Aug 2025, 11:59 | 0.75 | 0.75 mg/l |
| 30 Jul 2025, 11:57 | 0.5 | 0.5 mg/l |
| 30 Jun 2025, 10:55 | 0.5 | 0.5 mg/l |
| 14 May 2025, 12:38 | 0.72 | 0.72 mg/l |
Nitrate
as nitrogen (N) · code 0117 · mg/l
0.914 mg/l
Sampled 7 Sep 2026, 24 days ago · 17 results banked
Every result (17)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 0.914 | 0.914 mg/l |
| 3 Aug 2026, 12:59 | 0.514 | 0.514 mg/l |
| 9 Jul 2026, 12:08 | 1.03 | 1.03 mg/l |
| 9 Jun 2026, 13:37 | 1.16 | 1.16 mg/l |
| 11 May 2026, 13:02 | 1.42 | 1.42 mg/l |
| 30 Apr 2026, 14:43 | 1.64 | 1.64 mg/l |
| 10 Mar 2026, 12:56 | 1.56 | 1.56 mg/l |
| 10 Feb 2026, 14:19 | 1.67 | 1.67 mg/l |
| 27 Jan 2026, 14:51 | 1.67 | 1.67 mg/l |
| 16 Dec 2025, 14:48 | 1.87 | 1.87 mg/l |
| 21 Nov 2025, 15:25 | 1.87 | 1.87 mg/l |
| 9 Oct 2025, 12:38 | 1.46 | 1.46 mg/l |
| 15 Sep 2025, 14:04 | 0.962 | 0.962 mg/l |
| 27 Aug 2025, 11:59 | 0.961 | 0.961 mg/l |
| 30 Jul 2025, 11:57 | 1.33 | 1.33 mg/l |
| 30 Jun 2025, 10:55 | 0.763 | 0.763 mg/l |
| 14 May 2025, 12:38 | 1.23 | 1.23 mg/l |
Phosphate
orthophosphate, reactive, as P · code 0180 · mg/l
0.17 mg/l
Sampled 7 Sep 2026, 24 days ago · 17 results banked
Every result (17)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 0.17 | 0.17 mg/l |
| 3 Aug 2026, 12:59 | 0.21 | 0.21 mg/l |
| 9 Jul 2026, 12:08 | 0.17 | 0.17 mg/l |
| 9 Jun 2026, 13:37 | 0.18 | 0.18 mg/l |
| 11 May 2026, 13:02 | 0.14 | 0.14 mg/l |
| 30 Apr 2026, 14:43 | 0.13 | 0.13 mg/l |
| 10 Mar 2026, 12:56 | 0.12 | 0.12 mg/l |
| 10 Feb 2026, 14:19 | 0.11 | 0.11 mg/l |
| 27 Jan 2026, 14:51 | 0.12 | 0.12 mg/l |
| 16 Dec 2025, 14:48 | 0.12 | 0.12 mg/l |
| 21 Nov 2025, 15:25 | 0.11 | 0.11 mg/l |
| 9 Oct 2025, 12:38 | 0.14 | 0.14 mg/l |
| 15 Sep 2025, 14:04 | 0.25 | 0.25 mg/l |
| 27 Aug 2025, 11:59 | 0.23 | 0.23 mg/l |
| 30 Jul 2025, 11:57 | 0.23 | 0.23 mg/l |
| 30 Jun 2025, 10:55 | 0.24 | 0.24 mg/l |
| 14 May 2025, 12:38 | 0.087 | 0.087 mg/l |
Conductivity
at 25 °C · code 0077 · µS/cm
518 µS/cm
Sampled 7 Sep 2026, 24 days ago · 18 results banked
Every result (18)
| Sampled | Result as published | Reads as |
|---|---|---|
| 7 Sep 2026, 15:07 | 518 | 518 µS/cm |
| 3 Aug 2026, 12:59 | 676 | 676 µS/cm |
| 9 Jul 2026, 12:08 | 676 | 676 µS/cm |
| 9 Jun 2026, 13:37 | 540 | 540 µS/cm |
| 11 May 2026, 13:02 | 601 | 601 µS/cm |
| 30 Apr 2026, 14:43 | 751 | 751 µS/cm |
| 10 Mar 2026, 12:56 | 693 | 693 µS/cm |
| 10 Feb 2026, 14:19 | 645 | 645 µS/cm |
| 27 Jan 2026, 14:51 | 683 | 683 µS/cm |
| 16 Dec 2025, 14:48 | 474 | 474 µS/cm |
| 21 Nov 2025, 15:25 | 596 | 596 µS/cm |
| 9 Oct 2025, 12:38 | 683 | 683 µS/cm |
| 15 Sep 2025, 14:04 | 427 | 427 µS/cm |
| 27 Aug 2025, 11:59 | 680 | 680 µS/cm |
| 30 Jul 2025, 11:57 | 667 | 667 µS/cm |
| 30 Jun 2025, 10:55 | 699 | 699 µS/cm |
| 14 May 2025, 12:38 | 766 | 766 µS/cm |
| 2 Apr 2025, 12:25 | 796 | 796 µS/cm |
Everything measured here
15 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 15 rows
| Determinand | Material | Results | First – last | Latest result |
|---|---|---|---|---|
| Oxygen, Dissolved, % Saturation 9901 | River water | 18 | Apr 2025 – Sep 2026 | 55.6% 7 Sep 2026 |
| Oxygen, Dissolved as O2 9924 | River water | 18 | Apr 2025 – Sep 2026 | 5.42 mg/l 7 Sep 2026 |
| Temperature of Water 0076 | River water | 18 | Apr 2025 – Sep 2026 | 16.5 °C 7 Sep 2026 |
| pH 0061 | River water | 18 | Apr 2025 – Sep 2026 | 7.28 7 Sep 2026 |
| Ammoniacal Nitrogen as N 0111 | River water | 17 | May 2025 – Sep 2026 | 0.22 mg/l 7 Sep 2026 |
| Nitrate as N 0117 | River water | 17 | May 2025 – Sep 2026 | 0.914 mg/l 7 Sep 2026 |
| Orthophosphate, reactive as P 0180 | River water | 17 | May 2025 – Sep 2026 | 0.17 mg/l 7 Sep 2026 |
| Conductivity at 25 C 0077 | River water | 18 | Apr 2025 – Sep 2026 | 518 µS/cm 7 Sep 2026 |
| Alkalinity to pH 4.5 as CaCO3 0162 | River water | 17 | May 2025 – Sep 2026 | 150 mg/l 7 Sep 2026 |
| Ammonia un-ionised as N 0119 | River water | 17 | May 2025 – Sep 2026 | 0.00126 mg/l 7 Sep 2026 |
| BOD : 5 Day ATU 0085 | River water | 23 | Jun 2024 – May 2026 | below 3 mg/l 11 May 2026 |
| Chloride 0172 | River water | 11 | May 2025 – Mar 2026 | 45 mg/l 10 Mar 2026 |
| Nitrite as N 0118 | River water | 17 | May 2025 – Sep 2026 | 0.046 mg/l 7 Sep 2026 |
| Nitrogen, Total Oxidised as N 0116 | River water | 17 | May 2025 – Sep 2026 | 0.96 mg/l 7 Sep 2026 |
| Solids, Suspended at 105 C 0135 | River water | 11 | May 2025 – Mar 2026 | 15 mg/l 10 Mar 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.