sampling point
River Seaton At Hessenford
Description | RIVER SEATON AT HESSENFORD |
---|---|
Sampling point ID | SW-81310218 |
Type | Freshwater – Rivers |
Status | closed |
Location |
easting northing: 230728 57413 lat lon: 50.392169, -4.382753 |
Area | Devon And Cornwall |
Sub-Area | West Devon And Cornwall |
Summary | 86 samples taken between 2007 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.
31 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Calcium - Ca
- ColformsPre
- Cond @ 20C
- Cu Filtered
- F Coli Pre
- Hardness
- Hdnss Ca
- Hdnss Mg
- Magnesium-Mg
- N Inorganic
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Potassium- K
- Sld NV@500C
- Sld Sus@105C
- StrepF PMF
- Temp Water
- TurbidityNTU
- Type of Flow
- WethPresPrec
- Zinc - as Zn
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 86 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 24 Jul 2006 to 20 Jul 2007
Notation | Determinand | Units | 24 Jul 2006 14:40 | 14 Aug 2006 12:05 | 28 Sep 2006 13:20 | 10 Oct 2006 12:50 | 7 Nov 2006 11:50 | 29 Nov 2006 15:50 | 18 May 2007 12:30 | 2 Jul 2007 11:45 | 11 Jul 2007 11:03 | 20 Jul 2007 12:03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 8.14 | 8.1 | 7.88 | 7.88 | 7.73 | 7.59 | 7.9 | 7.58 | 7.56 | 7.69 | |
0062 | Conductivity at 20 C | μs/cm | 222 | 203 | 208 | 224 | ||||||
0076 | Temperature of Water | °C | 16.6 | 14.6 | 16 | 13.6 | 10.7 | 12.7 | 12.6 | 13.38 | 12.9 | 13.3 |
0085 | BOD : 5 Day ATU | mg/l | < 1 | < 1 | 1.5 | < 1 | 1.6 | < 1 | < 1 | < 1 | < 1 | < 1 |
0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.135 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 |
0116 | Nitrogen, Total Oxidised as N | mg/l | 5.66 | 5.28 | 4.12 | 4.16 | 5.53 | 6.43 | ||||
0117 | Nitrate as N | mg/l | 5.65 | 5.28 | 4.11 | 4.16 | 5.53 | 6.43 | ||||
0118 | Nitrite as N | mg/l | 0.0092 | < 0.004 | 0.0077 | < 0.004 | 0.0048 | 0.005 | ||||
0119 | Ammonia un-ionised as N | mg/l | < 0.00089 | 0.00344 | < 0.00065 | < 0.00054 | < 0.00031 | < 0.00026 | < 0.00053 | < 0.00027 | < 0.00025 | < 0.00035 |
0135 | Solids, Suspended at 105 C | mg/l | 3.9 | 32.9 | 6 | 10.8 | ||||||
0143 | Solids, non-volatile at 500 C | mg/l | < 20 | 27 | < 20 | < 20 | ||||||
0180 | Orthophosphate, reactive as P | mg/l | 0.177 | 0.146 | 0.16 | 0.105 | 0.101 | 0.024 | ||||
0211 | Potassium | mg/l | 2.59 | |||||||||
1183 | Weather : Precipitation | 1 | 1 | 2 | 1 | 1 | 2 | |||||
3267 | Type of flow as description | 2 | 2 | 3 | 3 | 3 | 5 | |||||
3461 | Coliforms, Faecal : Presumptive : MF | no/100ml | 6 | 15000 | 500 | 1920 | ||||||
3683 | Nitrogen, Total Inorganic : (Calculated) | mg/l | 5.69 | |||||||||
6396 | Turbidity | ntu | 3.4 | 17.2 | 3 | 5.8 | ||||||
6423 | Streptococci : Faecal : Presumptive : MF | no/100ml | 6 | 3308 | 80 | 70 | ||||||
9901 | Oxygen, Dissolved, % Saturation | % | 98 | 94 | 94.1 | 92 | 90.3 | 93.6 | 96 | 102.5 | 99.9 | |
9924 | Oxygen, Dissolved as O2 | mg/l | 9.53 | 9.54 | 9.26 | 9.54 | 10 | 9.91 | ||||
9933 | Coliforms, Total : Presumptive : MF | no/100ml | < 10 | 23000 | 909 | 1545 |