sampling point
River Otter D/S Town Stw
| Description | RIVER OTTER BELOW OTTERY ST MARY (TOWN) STW |
|---|---|
| Sampling point ID | SW-70420149 |
| Type | Freshwater – Rivers |
| Status | closed |
| Location |
easting northing: 309461 94399 lat lon: 50.742113, -3.28453 |
| Area | Devon And Cornwall |
| Sub-Area | East Devon And Cornwall |
| Summary | 76 samples taken between 2014 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.
36 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Cadmium - Cd
- Calcium - Ca
- Cd - Dry Wt
- Cr- Filtered
- Cu Filtered
- E.coli C-MF
- Fe- Filt
- Hardness
- Hdnss Ca
- Hdnss Mg
- Hg - Dry Wt
- IE Conf
- IE Pres
- Magnesium-Mg
- Mercury - Hg
- N Inorganic
- N Oxidised
- NH3 un-ion
- Ni- Filtered
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Pb Filtered
- 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 76 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 9 May 2006 to 24 Sep 2014
| Notation | Determinand | Units | 9 May 2006 12:30 | 25 May 2006 08:20 | 7 Jun 2006 10:40 | 18 Jul 2006 12:30 | 24 Aug 2006 13:05 | 21 Sep 2006 11:40 | 25 Oct 2006 13:30 | 23 Nov 2006 12:20 | 16 Sep 2014 11:50 | 24 Sep 2014 11:20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8 | 7.5 | 8.3 | 8.6 | 8.2 | 8.3 | 7.7 | 7.7 | |||
| 0076 | Temperature of Water | °C | 13 | 11.5 | 16.5 | 21 | 16 | 18 | 12.7 | 9.9 | ||
| 0085 | BOD : 5 Day ATU | mg/l | 4.5 | 4.2 | 1.2 | < 2.9 | < 2.9 | < 2.9 | 1.6 | 6.4 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.165 | 0.158 | < 0.03 | 0.033 | < 0.03 | < 0.03 | 0.066 | 0.199 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.44 | 3.69 | 5.04 | 3.66 | 3.23 | 5.33 | 5.66 | 4.57 | ||
| 0117 | Nitrate as N | mg/l | 4.38 | 3.67 | 5.01 | 3.63 | 3.22 | 5.31 | 5.63 | 4.54 | ||
| 0118 | Nitrite as N | mg/l | 0.0647 | 0.0233 | 0.026 | 0.0287 | 0.0115 | 0.0184 | 0.0284 | 0.0345 | ||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00375 | 0.00103 | < 0.00088 | 0.00134 | < 0.00085 | < 0.00098 | 0.00074 | 0.00182 | ||
| 0135 | Solids, Suspended at 105 C | mg/l | 17.1 | 67.4 | 5.2 | < 3 | 4.6 | 3.6 | 14.5 | 165 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.385 | 0.195 | 0.306 | 0.321 | 0.318 | 0.321 | 0.174 | 0.306 | ||
| 0211 | Potassium | mg/l | 5.78 | 7.12 | 4.58 | 4.07 | ||||||
| 1183 | Weather : Precipitation | 1 | 6 | 1 | 1 | 1 | 1 | 6 | 6 | 1 | 1 | |
| 2348 | Escherichia coli : Confirmed : MF | no/100ml | 3900 | 2900 | ||||||||
| 3267 | Type of flow as description | 3 | 4 | 2 | 3 | 3 | 3 | 4 | 4 | |||
| 3683 | Nitrogen, Total Inorganic : (Calculated) | mg/l | 4.61 | 3.85 | 5.07 | 3.69 | ||||||
| 3722 | Enterococci: Intestinal: Presumptive: MF | cfu/0.1l | 260 | 380 | ||||||||
| 3723 | Enterococci: Intestinal: Confirmed: MF | cfu/0.1l | 260 | 380 | ||||||||
| 6450 | Copper, Dissolved | μg/l | 1.7 | 2.3 | 1.5 | 4.3 | ||||||
| 6455 | Zinc | μg/l | < 5 | 7.5 | 5.3 | 27 | ||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 102 | 97 | 103 | 109 | 98 | 133 | 100 | 97 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 10.7 | 10.6 | 10 | 9.69 | 9.65 | 12.6 | 10.6 | 11 |