sampling point
River Avon Lower Twyning Green
Description | RIVER AVON LOWER TWYNING GREEN |
---|---|
Sampling point ID | MD-04769220 |
Type | Freshwater – Rivers |
Status | open |
Location |
easting northing: 390460 236520 lat lon: 52.027003, -2.140448 |
Area | Shropshire Herefordshire Worcestershire And Gloucestershire |
Sub-Area | Avon & Lower Severn (4) |
Summary | 224 samples taken between 2024 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.
46 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- C - Org Filt
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Fe- Filt
- Hardness
- Iron - as Fe
- Lead - as Pb
- Magnesium-Mg
- Mg Filtered
- Mn BLM Bio
- Mn- Filtered
- N Oxidised
- NH3 un-ion
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Oil & Grs Vs
- Orthophospht
- Oxygen Diss
- Pb Filtered
- Phenol Odour
- Temp Water
- TriBT Cation
- Weth-Visibty
- Weth7Dy-Prec
- Weth7Dy-Temp
- Weth7Dy-Vsy
- WethPresPrec
- WethPresTemp
- Zinc - as Zn
- Zn- Filtered
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 224 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 7 Aug 2023 to 21 Aug 2024
Samples from 8 Jan 2019 to 20 Jul 2023
Notation | Determinand | Units | 8 Jan 2019 13:41 | 3 Apr 2019 15:01 | 15 Jul 2019 13:44 | 8 Oct 2019 10:15 | 9 Jan 2020 09:55 | 5 Apr 2023 07:13 | 20 Apr 2023 09:02 | 17 May 2023 11:44 | 28 Jun 2023 07:48 | 20 Jul 2023 10:11 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 8.01 | 8.82 | 8.11 | 7.9 | 7.91 | 7.93 | 8.17 | 8.05 | 7.74 | 7.25 | |
0076 | Temperature of Water | °C | 10 | 9.3 | 14.5 | 20.8 | 17.7 | |||||
0077 | Conductivity at 25 C | μs/cm | 694 | 780 | 792 | 781 | 833 | |||||
0085 | BOD : 5 Day ATU | mg/l | 1.1 | < 1 | ||||||||
0111 | Ammoniacal Nitrogen as N | mg/l | 0.052 | 0.043 | 0.071 | 0.077 | 0.06 | |||||
0116 | Nitrogen, Total Oxidised as N | mg/l | 6.3 | 6.7 | 7.4 | 6.7 | 8.8 | |||||
0117 | Nitrate as N | mg/l | 6.27 | 6.67 | 7.35 | 6.66 | 8.76 | |||||
0118 | Nitrite as N | mg/l | 0.034 | 0.032 | 0.046 | 0.045 | 0.045 | |||||
0119 | Ammonia un-ionised as N | mg/l | 0.00081 | 0.00075 | 0.0018 | 0.00172 | 0.00035 | |||||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 200 | 210 | 200 | 160 | 160 | |||||
0180 | Orthophosphate, reactive as P | mg/l | 0.15 | 0.14 | 0.23 | 0.31 | 0.27 | |||||
0235 | Magnesium, Dissolved | mg/l | 26.5 | 27.9 | 27 | 19 | 24 | |||||
0239 | Calcium, Dissolved | mg/l | 124 | 121 | 110 | 89 | 120 | |||||
0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 5.53 | 5.53 | 5.3 | 9.9 | 5.3 | |||||
6460 | Iron, Dissolved | μg/l | < 30 | < 30 | < 30 | 57 | < 30 | |||||
9901 | Oxygen, Dissolved, % Saturation | % | 95.4 | 96.3 | 95.5 | 79.1 | 92.9 | |||||
9924 | Oxygen, Dissolved as O2 | mg/l | 10.7 | 11 | 9.71 | 7.06 | 8.83 |