sampling point
Trawden Beck Ptc Colne Water
| Description | TRAWDEN BECK PTC COLNE WATER |
|---|---|
| Sampling point ID | NW-88003486 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 390661 440039 lat lon: 53.856478, -2.143456 |
| Area | Cumbria And Lancashire |
| Sub-Area | Ribble / Douglas |
| Summary | 180 samples taken between 2024 and 2000 |
Determinands
Determinands identify a property which can be measured on a sample or the sampling environment, together with the units in which the result of that measurement will be expressed.
43 determinands have been measured at this site
- Al- Filtered
- Alky pH 4.5
- Aluminium-Al
- Ammonia(N)
- BOD ATU
- COD as O2
- Cadmium - Cd
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond - Field
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Lead - as Pb
- N Oxidised
- NH3 un-ion
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- OMR Smpl Num
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Pb Filtered
- Phenol Odour
- PhenolicOdor
- Sld NV@500C
- Sld Sus@105C
- Temp Water
- Weth-Visibty
- Weth7Dy-Prec
- Weth7Dy-Temp
- Weth7Dy-Vsy
- WethPresPrec
- WethPresTemp
- Zinc - as Zn
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 180 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 6 Jun 2023 to 18 Mar 2024
| Notation | Determinand | Units | 6 Jun 2023 12:52 | 6 Jul 2023 09:45 | 3 Aug 2023 09:53 | 12 Sep 2023 14:00 | 2 Oct 2023 11:10 | 7 Nov 2023 11:04 | 4 Dec 2023 11:01 | 30 Jan 2024 09:44 | 14 Feb 2024 12:52 | 18 Mar 2024 09:30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.18 | 8.15 | 7.9 | 7.98 | 7.94 | 7.71 | 7.97 | 7.86 | 7.99 | 7.96 | |
| 0076 | Temperature of Water | °C | 12.5 | 12.6 | 13.1 | 14.4 | 12.9 | 9.2 | 4.8 | 6 | 8.1 | 7.8 |
| 0077 | Conductivity at 25 C | μs/cm | 302 | 273 | 73 | 284 | 171 | 133 | 313 | 122 | 115 | 163 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.037 | 0.087 | < 0.03 | < 0.03 | 0.79 | 0.051 | 0.042 | < 0.03 | |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 1.4 | 1 | 1.7 | 0.65 | 0.38 | 1.1 | 0.97 | 0.8 | 0.91 | |
| 0117 | Nitrate as N | mg/l | 1.4 | 0.988 | 1.67 | 0.646 | 0.376 | 1.09 | 0.965 | 0.796 | 0.905 | |
| 0118 | Nitrite as N | mg/l | 0.0048 | 0.012 | 0.029 | < 0.004 | < 0.004 | 0.0099 | 0.0051 | < 0.004 | 0.0048 | |
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00066 | 0.00082 | 0.00209 | < 0.00059 | < 0.00027 | 0.00918 | 0.0005 | 0.00065 | < 0.00043 | |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 150 | 110 | 99 | 65 | 51 | 80 | 36 | 38 | 56 | |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.042 | 0.045 | 0.1 | 0.04 | 0.045 | 0.011 | 0.052 | 0.058 | 0.036 | |
| 9901 | Oxygen, Dissolved, % Saturation | % | 103.4 | 99.4 | 101.7 | 97.4 | 95.3 | 98.2 | 99.7 | 101.3 | 102.3 | 101.6 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 11 | 10.5 | 9.93 | 10 | 11.3 | 12.8 | 12.6 | 12.1 | 12.1 |
Samples from 24 Oct 2016 to 9 May 2023
| Notation | Determinand | Units | 24 Oct 2016 11:14 | 18 Nov 2016 13:34 | 5 Dec 2016 10:30 | 18 Jan 2017 11:27 | 24 Feb 2017 13:45 | 28 Mar 2017 12:33 | 18 May 2017 11:00 | 25 May 2017 09:55 | 27 Apr 2023 10:31 | 9 May 2023 10:46 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.04 | 8.03 | 8.4 | 8.45 | |||||||
| 0076 | Temperature of Water | °C | 4.8 | 8 | 8 | 12 | ||||||
| 0077 | Conductivity at 25 C | μs/cm | 153 | 199 | 222 | 258 | ||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.0515 | 0.0225 | < 0.03 | < 0.03 | ||||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 0.81 | 0.628 | 1.19 | 1.01 | 1.07 | 1.6 | 1.17 | 1.11 | 1.1 | 1 |
| 0117 | Nitrate as N | mg/l | 0.806 | 0.624 | 1.19 | 1 | 1.07 | 1.59 | 1.16 | 1.1 | 1.1 | 0.994 |
| 0118 | Nitrite as N | mg/l | < 0.004 | 0.00405 | < 0.004 | 0.0053 | < 0.004 | 0.00623 | 0.0078 | 0.0098 | < 0.004 | 0.0061 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00064 | 0.00035 | < 0.00047 | < 0.00063 | ||||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 48 | 65 | 79 | 89 | ||||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.0732 | 0.0314 | 0.023 | 0.033 | ||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 101.2 | 103.9 | 109.7 | 105.4 | ||||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 13 | 12.3 | 13 | 11.3 |