sampling point
River Taw At Bondleigh
Description | RIVER TAW AT BONDLEIGH |
---|---|
Sampling point ID | SW-73030140 |
Type | Freshwater – Rivers |
Status | closed |
Location |
easting northing: 265781 104549 lat lon: 50.824876, -3.906991 |
Area | Devon And Cornwall |
Sub-Area | East Devon And Cornwall |
Summary | 76 samples taken between 2013 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.
64 determinands have been measured at this site
- Action taken
- Al- Filtered
- Alky pH 4.5
- Aluminium-Al
- Ammonia(N)
- Arsenic - As
- As-Filtered
- B - Filtered
- BOD ATU
- Ba- Filtered
- Barium - Ba
- Boron - as B
- C - Org Filt
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Fe- Filt
- Hardness
- Hdnss Ca
- Hdnss Mg
- IonicBalance
- Iron - as Fe
- K- Filtered
- Lead - as Pb
- Lithium - Li
- Lithium Filt
- Magnesium-Mg
- Manganse-Mn
- Mg Filtered
- Mn- Filtered
- N Inorganic
- N Oxidised
- NATGRIDREF
- NH3 un-ion
- Na- Filtered
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Pb Filtered
- Potassium- K
- SO4dis
- SiO2 Rv
- Sld Sus@105C
- Sodium - Na
- Strontium-Sr
- StrontumFilt
- Sulphate SO4
- Temp Water
- Type of Flow
- WethPresPrec
- Zinc - as Zn
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 76 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 17 Mar 2006 to 9 Sep 2013
Notation | Determinand | Units | 17 Mar 2006 09:55 | 30 Mar 2006 09:10 | 19 Apr 2006 09:15 | 10 May 2006 10:20 | 6 Jul 2006 09:20 | 3 Aug 2006 11:30 | 1 Sep 2006 11:45 | 12 Oct 2006 11:12 | 30 Nov 2006 10:55 | 9 Sep 2013 14:30 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0050 | Lead | μg/l | < 2 | |||||||||
0052 | Lead, Dissolved | μg/l | < 2 | |||||||||
0061 | pH | 7.2 | 7.1 | 7.5 | 8.2 | 7.6 | 8.1 | 8.1 | 7.3 | 7.7 | 8.1 | |
0076 | Temperature of Water | °C | 4 | 9.3 | 9.4 | 12 | 17.5 | 16.8 | 17.5 | 12.5 | 9.6 | 14.3 |
0077 | Conductivity at 25 C | μs/cm | 645 | |||||||||
0085 | BOD : 5 Day ATU | mg/l | < 1 | 1.3 | 1.2 | 1.7 | < 1 | < 1 | < 1 | 1.7 | 1.4 | |
0106 | Cadmium, Dissolved | μg/l | < 0.1 | |||||||||
0108 | Cadmium | μg/l | < 0.1 | |||||||||
0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.091 | < 0.03 | < 0.03 | < 0.03 | 0.04 | < 0.03 |
0116 | Nitrogen, Total Oxidised as N | mg/l | 2.44 | 1.42 | 1.59 | 1.57 | 1.67 | 1.97 | 2.66 | 2.44 | 4.73 | 1.32 |
0117 | Nitrate as N | mg/l | 2.44 | 1.42 | 1.58 | 1.55 | 1.64 | 1.95 | 2.65 | 2.43 | 4.72 | |
0118 | Nitrite as N | mg/l | 0.0046 | 0.0043 | 0.0077 | 0.0161 | 0.028 | 0.0225 | 0.0139 | 0.0072 | 0.0084 | < 0.004 |
0119 | Ammonia un-ionised as N | mg/l | < 6.0e-05 | < 7.0e-05 | < 0.00017 | < 0.00063 | 0.00116 | < 0.0009 | < 0.00094 | < 0.00013 | 0.00036 | |
0135 | Solids, Suspended at 105 C | mg/l | < 3 | |||||||||
0158 | Hardness, Total as CaCO3 | mg/l | 65.5 | |||||||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 82 | |||||||||
0172 | Chloride | mg/l | 130 | |||||||||
0180 | Orthophosphate, reactive as P | mg/l | 0.047 | 0.029 | 0.114 | 0.736 | 0.611 | 1.93 | 2.87 | 0.116 | 0.029 | |
0182 | Silica, reactive as SiO2 | mg/l | 6.66 | |||||||||
0183 | Sulphate as SO4 | mg/l | 15 | |||||||||
0205 | Sodium, Dissolved | mg/l | 71 | |||||||||
0207 | Sodium | mg/l | 73.7 | |||||||||
0209 | Potassium, Dissolved | mg/l | 39 | |||||||||
0211 | Potassium | mg/l | 2 | 1.71 | 2.92 | 3.28 | 4.67 | 6.79 | 39 | |||
0235 | Magnesium, Dissolved | mg/l | 4.63 | |||||||||
0237 | Magnesium | mg/l | 4.74 | |||||||||
0239 | Calcium, Dissolved | mg/l | 18.6 | |||||||||
0241 | Calcium | mg/l | 19 | |||||||||
0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 2.62 | |||||||||
1183 | Weather : Precipitation | 1 | 6 | 1 | 1 | 3 | 1 | 2 | 1 | 2 | ||
3164 | Chromium | μg/l | < 0.5 | |||||||||
3267 | Type of flow as description | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 3 | 3 | ||
3408 | Zinc, Dissolved | μg/l | 6.39 | |||||||||
3409 | Chromium, Dissolved | μg/l | < 0.5 | |||||||||
3410 | Nickel, Dissolved | μg/l | 1.84 | |||||||||
3683 | Nitrogen, Total Inorganic : (Calculated) | mg/l | 2.47 | 1.45 | 1.62 | 1.6 | 1.76 | 2 | ||||
4201 | Lithium, Dissolved | μg/l | < 100 | |||||||||
6037 | Aluminium, Dissolved | μg/l | < 10 | |||||||||
6045 | Arsenic, Dissolved | μg/l | 2.37 | |||||||||
6046 | Arsenic | μg/l | 2.61 | |||||||||
6050 | Manganese | μg/l | 20.6 | |||||||||
6051 | Iron | μg/l | 219 | |||||||||
6057 | Aluminium | μg/l | 39.3 | |||||||||
6059 | Boron | μg/l | < 100 | |||||||||
6062 | Barium | μg/l | 37.4 | |||||||||
6063 | Strontium | μg/l | 40.6 | |||||||||
6064 | Lithium | μg/l | < 100 | |||||||||
6450 | Copper, Dissolved | μg/l | 1.6 | 3.1 | 1.8 | 1.8 | 2 | 2.4 | 2.3 | 2.9 | 3.2 | 1.65 |
6452 | Copper | μg/l | 2.03 | |||||||||
6455 | Zinc | μg/l | 6.9 | 9.7 | 6.8 | 5 | 9.5 | 8.4 | 10.6 | 8.8 | 13.4 | 7.46 |
6458 | Manganese, Dissolved | μg/l | 10.8 | |||||||||
6460 | Iron, Dissolved | μg/l | 121 | |||||||||
6462 | Nickel | μg/l | 2.06 | |||||||||
6693 | Strontium, Filtered | μg/l | 39.3 | |||||||||
7044 | Ionic Balance | % | -1.51 | |||||||||
7434 | National Grid Reference : Whole : Field report | 1 | ||||||||||
7859 | Sulphate, Dissolved as SO4 | mg/l | 14.6 | |||||||||
9446 | Barium, Dissolved | μg/l | 35.6 | |||||||||
9447 | Boron, Dissolved | μg/l | < 100 | |||||||||
9901 | Oxygen, Dissolved, % Saturation | % | 98.1 | 94.6 | 104.8 | 102 | 95 | 99 | 100 | 98.8 | 92 | 98.9 |
9924 | Oxygen, Dissolved as O2 | mg/l | 12.8 | 10.8 | 12 | 11 | 9.06 | 9.58 | 9.54 | 10.5 | 10.5 |