sampling point
Tiddington Brook Above Thame, Tiddington
| Description | TIDDINGTON BROOK ABOVE THAME, TIDDINGTON |
|---|---|
| Sampling point ID | TH-PTAR0105 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 464920 205800 lat lon: 51.74714, -1.061042 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 98 samples taken between 2020 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.
19 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- Chloride Ion
- Cond @ 25C
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- SI-GQA
- Temp Water
- Type of Flow
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 98 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 28 Oct 2015 to 14 Jan 2020
| Notation | Determinand | Units | 28 Oct 2015 15:58 | 5 Feb 2016 12:23 | 12 May 2016 12:28 | 4 Aug 2016 12:19 | 4 Nov 2016 11:21 | 20 Mar 2017 15:18 | 23 Apr 2019 12:36 | 6 Aug 2019 11:05 | 17 Oct 2019 11:00 | 14 Jan 2020 10:08 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.96 | 7.81 | 7.94 | 7.95 | 8.04 | 8.39 | 7.64 | 7.95 | 7.86 | ||
| 0076 | Temperature of Water | °C | 8.9 | 14.4 | 17 | 9.4 | 10.4 | 15.7 | 17.8 | 11.4 | 7.4 | |
| 0077 | Conductivity at 25 C | μs/cm | 614 | 552 | 812 | 752 | 628 | 734 | 836 | 701 | 483 | |
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.044 | 0.314 | 0.042 | 0.032 | 0.039 | 0.744 | 0.12 | 0.05 | 0.063 | |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 7.22 | 6.38 | 16.2 | 16.7 | 8.03 | 10.5 | 24 | 8.2 | 5.6 | |
| 0117 | Nitrate as N | mg/l | 7.18 | 6.31 | 16.2 | 16.6 | 7.98 | 10.3 | 24 | 8.18 | 5.58 | |
| 0118 | Nitrite as N | mg/l | 0.0358 | 0.0674 | 0.0297 | 0.0507 | 0.0461 | 0.245 | 0.027 | 0.025 | 0.021 | |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00068 | 0.00514 | 0.00112 | 0.0005 | 0.00073 | 0.0206 | 0.00172 | 0.0009 | 0.00069 | |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 146 | 153 | 194 | 178 | 162 | 182 | 200 | 170 | 130 | |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.729 | 0.411 | 2.99 | 2.3 | 0.829 | 1.84 | 4.7 | 0.93 | 0.21 | |
| 7668 | No flow /No sample | 0 | ||||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 93.3 | 82.2 | 75.8 | 76.5 | 85 | 106.1 | 45.7 | 92.2 | 93.7 | |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 10.8 | 8.38 | 7.31 | 8.74 | 9.49 | 10.5 | 4.33 | 10.1 | 11.2 |
Samples from 15 May 2013 to 1 Jul 2015
| Notation | Determinand | Units | 15 May 2013 12:29 | 13 Aug 2013 11:48 | 11 Nov 2013 13:19 | 13 Mar 2014 12:17 | 11 Jun 2014 12:34 | 22 Sep 2014 15:24 | 28 Nov 2014 13:19 | 7 Jan 2015 14:11 | 30 Apr 2015 11:28 | 1 Jul 2015 11:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.98 | 8.02 | 7.84 | 8.27 | 8.39 | 7.98 | 7.83 | 8.05 | 8.04 | ||
| 0076 | Temperature of Water | °C | 8.5 | 15.7 | 10 | 7.6 | 16.3 | 15.6 | 10.1 | 6.4 | 10.5 | |
| 0077 | Conductivity at 25 C | μs/cm | 566 | 995 | 573 | 534 | 652 | 891 | 548 | 557 | 642 | |
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.167 | 0.035 | 0.262 | 0.053 | 0.032 | 0.033 | 0.046 | 0.081 | 0.047 | |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 5.71 | 27.2 | 6.02 | 5.76 | 9.62 | 21.3 | 6.95 | 6.36 | 9.51 | |
| 0117 | Nitrate as N | mg/l | 5.57 | 27.2 | 5.83 | 5.74 | 9.56 | 21.3 | 6.91 | 6.31 | 9.48 | |
| 0118 | Nitrite as N | mg/l | 0.142 | 0.0457 | 0.188 | 0.0195 | 0.0645 | 0.0193 | 0.0439 | 0.0499 | 0.035 | |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00261 | 0.00097 | 0.00332 | 0.00081 | 0.00092 | 0.00087 | 0.00057 | 0.00113 | 0.00089 | |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 153 | 199 | 143 | 141 | 178 | 164 | 135 | 145 | 162 | |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.821 | 4.06 | 0.534 | 0.461 | 1.28 | 3.54 | 0.371 | 0.4 | 1.37 | |
| 7668 | No flow /No sample | 0 | ||||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 91 | 83.4 | 71.7 | 85.3 | 118.5 | 66.8 | 78.5 | 94 | 86.2 | |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 10.6 | 8.26 | 8.08 | 10.2 | 11.6 | 6.63 | 8.82 | 11.6 | 9.6 |