sampling point
Hornsey B Hornsey Br
| Description | HORNSEY B HORNSEY BR |
|---|---|
| Sampling point ID | SW-E4320500 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 356940 122920 lat lon: 51.004043, -2.615061 |
| Area | Wessex |
| Sub-Area | West Wessex |
| Summary | 163 samples taken between 2017 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.
28 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Calcium - Ca
- Chloride Ion
- 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
- Orthophospht
- Oxygen Diss
- 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 163 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 11 Aug 2016 to 5 May 2017
| Notation | Determinand | Units | 11 Aug 2016 13:02 | 26 Sep 2016 11:43 | 18 Oct 2016 13:05 | 23 Nov 2016 12:14 | 8 Dec 2016 11:26 | 5 Jan 2017 13:42 | 13 Feb 2017 13:46 | 22 Mar 2017 09:01 | 7 Apr 2017 14:22 | 5 May 2017 08:49 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.74 | 7.8 | 7.29 | ||||||||
| 0076 | Temperature of Water | °C | 15.4 | 9.2 | 8.1 | |||||||
| 0077 | Conductivity at 25 C | μs/cm | 1036 | 623 | 648 | |||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.058 | < 0.03 | 0.143 | |||||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 41 | 4.86 | 2.49 | 12.9 | 4.22 | 5.58 | 6.74 | 5.21 | 4.29 | 1.96 |
| 0117 | Nitrate as N | mg/l | 40.5 | 4.67 | 2.45 | 12.9 | 4.2 | 5.56 | 6.72 | 5.17 | 4.26 | 1.93 |
| 0118 | Nitrite as N | mg/l | 0.478 | 0.192 | 0.0442 | 0.029 | 0.0172 | 0.0181 | 0.019 | 0.0402 | 0.033 | 0.0287 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00087 | < 0.00033 | 0.00045 | |||||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 223 | 178 | 243 | |||||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.54 | 0.123 | 0.12 | |||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 47.8 | 73.4 | 80.4 | |||||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 4.77 | 8.43 | 9.48 |
Samples from 8 Oct 2015 to 14 Jul 2016
| Notation | Determinand | Units | 8 Oct 2015 11:36 | 10 Nov 2015 14:29 | 8 Dec 2015 12:10 | 19 Jan 2016 10:55 | 10 Feb 2016 10:11 | 9 Mar 2016 10:43 | 19 Apr 2016 10:42 | 12 May 2016 12:22 | 22 Jun 2016 15:36 | 14 Jul 2016 13:53 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.81 | 7.56 | 7.82 | ||||||||
| 0076 | Temperature of Water | °C | 11.5 | 6.9 | 12.9 | |||||||
| 0077 | Conductivity at 25 C | μs/cm | 712 | 575 | 714 | |||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.032 | 0.167 | 0.121 | |||||||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.59 | 7.06 | 3.53 | 5.25 | 4.14 | 5.25 | 3.25 | 6.11 | 4.58 | 2.29 |
| 0117 | Nitrate as N | mg/l | 4.53 | 7 | 3.5 | 5.22 | 4.11 | 5.21 | 3.2 | 6.06 | 4.53 | 2.26 |
| 0118 | Nitrite as N | mg/l | 0.0626 | 0.0618 | 0.0298 | 0.0315 | 0.027 | 0.0352 | 0.0485 | 0.0525 | 0.0498 | 0.0267 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00042 | 0.00089 | 0.00182 | |||||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 227 | 204 | 280 | |||||||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.327 | 0.137 | 0.125 | |||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 74.3 | 79.2 | 84.5 | |||||||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.08 | 9.62 | 8.9 |