sampling point
Went At Topham Ferry Bridge
Description | WENT AT TOPHAM FERRY BRIDGE |
---|---|
Sampling point ID | NE-49302045 |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 461966 417379 lat lon: 53.64924, -1.064015 |
Area | Yorkshire |
Sub-Area | Don, Rother |
Summary | 158 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.
40 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- CHLOR A
- CHLOROPHYLL
- Calcium - Ca
- Chloride Ion
- Chlorophyl-A
- Cond @ 25C
- Cu Filtered
- Cypermethrin
- Foam Visible
- Hardness
- Liqcolour-mn
- Liqcolour-se
- Liqcolour-st
- Magnesium-Mg
- Mecoprop
- N Oxidised
- NH3 un-ion
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Obs Flow ROC
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Phenol Odour
- Sld Sus@105C
- Solid quanty
- Temp Water
- Type of Flow
- Visit-NoBott
- Weth7Dy-Prec
- Weth7Dy-Temp
- WethPresPrec
- WethPresTemp
- Zinc - as Zn
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 158 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 31 Aug 2016 to 10 May 2017
Samples from 7 Oct 2015 to 22 Jul 2016
Notation | Determinand | Units | 7 Oct 2015 15:14 | 12 Nov 2015 10:53 | 27 Nov 2015 12:44 | 18 Jan 2016 11:43 | 10 Feb 2016 10:56 | 7 Mar 2016 12:58 | 15 Apr 2016 10:16 | 16 May 2016 12:26 | 28 Jun 2016 11:02 | 22 Jul 2016 12:54 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.83 | 7.92 | 7.98 | 7.78 | 7.62 | 7.93 | 8.44 | 7.92 | 7.77 | ||
0076 | Temperature of Water | °C | 13.5 | 10.7 | 8.1 | 4.5 | 5 | 9 | 13.6 | 15.6 | 19.7 | |
0077 | Conductivity at 25 C | μs/cm | 1131 | 1188 | 1158 | 1263 | 755 | 1136 | 1265 | 1112 | 1170 | |
0111 | Ammoniacal Nitrogen as N | mg/l | 0.072 | 0.05 | 0.075 | 0.283 | 0.109 | 0.079 | < 0.03 | < 0.03 | ||
0116 | Nitrogen, Total Oxidised as N | mg/l | 8.97 | 8.65 | 8.89 | 9.93 | 5.92 | 8.72 | 8.92 | 8.79 | 6.99 | 8.11 |
0117 | Nitrate as N | mg/l | 8.9 | 8.59 | 8.81 | 9.83 | 5.87 | 8.67 | 8.86 | 8.73 | 6.89 | 8.07 |
0118 | Nitrite as N | mg/l | 0.07 | 0.0635 | 0.0849 | 0.102 | 0.0501 | 0.0522 | 0.0566 | 0.0577 | 0.102 | 0.0356 |
0119 | Ammonia un-ionised as N | mg/l | 0.00116 | 0.0008 | 0.00114 | 0.00209 | 0.00058 | 0.00114 | < 0.00071 | < 0.00069 | ||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 236 | 245 | 233 | 232 | 181 | 237 | 250 | 228 | ||
0180 | Orthophosphate, reactive as P | mg/l | 1.04 | 0.441 | 0.436 | 0.236 | 0.206 | 0.252 | 0.449 | 0.745 | ||
9901 | Oxygen, Dissolved, % Saturation | % | 66.9 | 75.1 | 84.5 | 87.3 | 99.8 | 79.8 | 152.2 | 90.4 | 71.6 | |
9924 | Oxygen, Dissolved as O2 | mg/l | 6.95 | 8.32 | 9.97 | 11.3 | 12.7 | 9.21 | 15.8 | 8.98 | 6.53 |