sampling point
River Bray At Meethe Barton
| Description | RIVER BRAY AT MEETHE BARTON |
|---|---|
| Sampling point ID | SW-73070104 |
| Type | Freshwater – Rivers |
| Status | closed |
| Location |
easting northing: 267563 122994 lat lon: 50.991061, -3.888404 |
| Area | Devon And Cornwall |
| Sub-Area | East Devon And Cornwall |
| Summary | 174 samples taken between 2015 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.
34 determinands have been measured at this site
- 2,4-D
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Calcium - Ca
- Cond @ 20C
- Cond @ 25C
- Cu Filtered
- Hardness
- Hdnss Ca
- Hdnss Mg
- Magnesium-Mg
- Mineral Oils
- N Inorganic
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- OrthophsFilt
- Oxygen Diss
- Phenol Odour
- PhenolicOdor
- Phosphorus-P
- Potassium- K
- Sld Sus@105C
- Temp Water
- Type of Flow
- WethPresPrec
- Zinc - as Zn
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 174 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 22 Jan 2014 to 7 Jul 2015
| Notation | Determinand | Units | 22 Jan 2014 10:39 | 18 Feb 2014 08:37 | 5 Mar 2014 13:55 | 12 Jun 2014 13:00 | 12 Sep 2014 09:10 | 10 Dec 2014 10:32 | 7 Jan 2015 10:46 | 20 Apr 2015 11:18 | 7 Jul 2015 13:45 | 7 Jul 2015 15:34 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.4 | 7.8 | 7.7 | 7.5 | 8 | 7.9 | 7.9 | 7.69 | |||
| 0076 | Temperature of Water | °C | 8.9 | 13.7 | 12.5 | 7.8 | 7.1 | 9 | 16.1 | 16.4 | ||
| 0077 | Conductivity at 25 C | μs/cm | 145 | 144 | 174 | 171 | 154 | 167 | 179 | 175 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.037 | < 0.03 | < 0.03 | 0.068 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 2.34 | 1.49 | 1.4 | 1.75 | 2.7 | 1.86 | 1.45 | 2.02 | ||
| 0117 | Nitrate as N | mg/l | 2.33 | 1.48 | 1.4 | 1.74 | 2.69 | 1.86 | 1.44 | 2.01 | ||
| 0118 | Nitrite as N | mg/l | 0.0094 | 0.0062 | < 0.004 | 0.0141 | 0.0062 | 0.005 | 0.0095 | 0.0135 | ||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00016 | < 0.00046 | < 0.00033 | 0.00034 | < 0.00044 | < 0.00041 | < 0.00068 | < 0.00043 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 32 | 36 | 45 | 38 | 33 | 42 | 45 | 43 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | < 0.02 | < 0.02 | 0.026 | 0.038 | 0.016 | < 0.01 | 0.034 | 0.152 | ||
| 3545 | 2,4-D :- {2,4-Dichlorophenoxyacetic acid} | μg/l | < 0.005 | < 0.005 | < 0.005 | |||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 105 | 103 | 95 | 98 | 95 | 110 | 95 | 84.1 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 12.1 | 10.7 | 10.1 | 11.6 | 11.5 | 12.7 | 9.33 | 8.21 |
Samples from 16 May 2013 to 11 Dec 2013
| Notation | Determinand | Units | 16 May 2013 08:58 | 4 Jun 2013 11:49 | 3 Jul 2013 11:00 | 2 Aug 2013 10:33 | 4 Sep 2013 12:38 | 3 Oct 2013 07:54 | 21 Oct 2013 13:56 | 13 Nov 2013 10:33 | 21 Nov 2013 11:55 | 11 Dec 2013 11:58 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.8 | 8 | 7.95 | 7.7 | 8 | 7.57 | 7.6 | 8 | |||
| 0076 | Temperature of Water | °C | 7.8 | 13.4 | 14 | 18.6 | 15.3 | 13.3 | 8.4 | 7.5 | 6 | |
| 0077 | Conductivity at 25 C | μs/cm | 129 | 170 | 169 | |||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.341 | 0.043 | 0.069 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 1.46 | 1.06 | 2.13 | |||||||
| 0117 | Nitrate as N | mg/l | 1.45 | 1.05 | 2.12 | |||||||
| 0118 | Nitrite as N | mg/l | 0.0076 | 0.008 | 0.0067 | 0.0056 | < 0.004 | 0.019 | 0.0113 | 0.011 | ||
| 0119 | Ammonia un-ionised as N | mg/l | < 0.0003 | < 0.0007 | < 0.00065 | < 0.00052 | < 0.00081 | 0.00298 | 0.00026 | 0.00094 | ||
| 0135 | Solids, Suspended at 105 C | mg/l | 3.23 | < 3 | < 3 | < 3 | < 3 | 73.1 | 3.73 | < 3 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 30 | 46 | 41 | |||||||
| 0180 | Orthophosphate, reactive as P | mg/l | < 0.02 | 0.023 | 0.02 | |||||||
| 0664 | Visible oil or grease, significant trace: Present/Not found (1/0) | pres/nf | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 3545 | 2,4-D :- {2,4-Dichlorophenoxyacetic acid} | μg/l | < 0.005 | < 0.005 | < 0.005 | < 0.005 | < 0.005 | < 0.005 | < 0.005 | < 0.005 | ||
| 6450 | Copper, Dissolved | μg/l | < 1 | < 1 | < 1 | < 1 | < 1 | 1.53 | < 1 | 3.68 | ||
| 6455 | Zinc | μg/l | < 5 | < 5 | < 5 | < 5 | < 5 | 17 | < 5 | < 5 | ||
| 6841 | Phenolic Odour | pres/nf | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 9901 | Oxygen, Dissolved, % Saturation | % | 96 | 104 | 93 | 95 | 103 | 97 | 96 | 97 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 11.4 | 10.8 | 9.56 | 8.86 | 10.3 | 11.4 | 11.5 | 12.1 |