sampling point
Tetbury Avon U/S Tetbury Stw
Description | TETBURY AVON U/S TETBURY STW |
---|---|
Sampling point ID | SW-Z6540112 |
Type | Freshwater – Rivers |
Status | closed |
Location |
easting northing: 389335 192817 lat lon: 51.634053, -2.155484 |
Area | Wessex |
Sub-Area | East Wessex |
Summary | 123 samples taken between 2010 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.
30 determinands have been measured at this site
- 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
- N Inorganic
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- 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 123 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 22 Oct 2009 to 20 Apr 2010
Samples from 26 Feb 2009 to 9 Oct 2009
Notation | Determinand | Units | 26 Feb 2009 11:02 | 19 Mar 2009 09:49 | 22 Apr 2009 09:19 | 15 May 2009 08:45 | 7 Jul 2009 13:35 | 24 Jul 2009 13:00 | 19 Aug 2009 12:20 | 16 Sep 2009 09:00 | 22 Sep 2009 09:49 | 9 Oct 2009 08:45 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.76 | 7.69 | 7.97 | ||||||||
0076 | Temperature of Water | °C | 9.05 | 10.1 | 15.3 | |||||||
0077 | Conductivity at 25 C | μs/cm | 620 | 628 | 612 | |||||||
0085 | BOD : 5 Day ATU | mg/l | < 1 | 1.1 | < 1 | |||||||
0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | |||||||
0116 | Nitrogen, Total Oxidised as N | mg/l | 9.81 | 8.47 | 6.73 | |||||||
0117 | Nitrate as N | mg/l | 9.81 | 8.47 | 6.72 | |||||||
0118 | Nitrite as N | mg/l | < 0.004 | < 0.004 | 0.0055 | |||||||
0119 | Ammonia un-ionised as N | mg/l | < 0.0003 | < 0.00027 | < 0.00075 | |||||||
0135 | Solids, Suspended at 105 C | mg/l | < 3 | < 3 | < 3 | |||||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 246 | 246 | 242 | |||||||
0180 | Orthophosphate, reactive as P | mg/l | 0.022 | 0.056 | 0.037 | |||||||
0664 | Visible oil or grease, significant trace: Present/Not found (1/0) | pres/nf | 0 | 0 | 0 | |||||||
6450 | Copper, Dissolved | μg/l | < 1 | < 1 | 1.5 | |||||||
6455 | Zinc | μg/l | < 5 | < 5 | 5.3 | |||||||
6841 | Phenolic Odour | pres/nf | 0 | 0 | 0 | |||||||
7668 | No flow /No sample | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
9901 | Oxygen, Dissolved, % Saturation | % | 96.2 | 89.3 | 93.2 | |||||||
9924 | Oxygen, Dissolved as O2 | mg/l | 11.1 | 10 | 9.31 |