sampling point
Moor Ditch Above Didcot Stw
| Description | MOOR DITCH ABOVE DIDCOT STW |
|---|---|
| Sampling point ID | TH-PTHR0041 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 451599 191495 lat lon: 51.619915, -1.256084 |
| Area | West Thames |
| Sub-Area | L&W North Wt |
| Summary | 171 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.
131 determinands have been measured at this site
- 1,1,1-TCA
- 112TCEthan
- 11Cl-PF3OUdS
- 2,4-D
- 2,4-D be
- 2,4-D bge
- 2,4-D ioe
- 2,4-D m e
- 2-CHLORO-4-N
- 2-CHLORO-6-N
- 24Dichloropl
- 2Chlorophenl
- 3:3 FTCA
- 4:2 FTSA
- 4Cl2Ntoluene
- 4Cl3MePhenol
- 4Cl3NToluene
- 5:3 FTCA
- 6:2 FTSA
- 7:3 FTCA
- 8:2 FTSA
- 9Cl-PF3ONS
- ADONA
- Action taken
- Al- Filtered
- Alky pH 4.5
- Aluminium-Al
- Ammonia(N)
- Arsenic - As
- As-Filtered
- Atrazine
- Azinphos Myl
- BOD ATU
- Bentazone
- Benzene
- Biphenyl
- Boron - as B
- Calcium - Ca
- Chloride Ion
- Chromium -Cr
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- Cyfluthrin
- DemetonSMyl
- Dichlorvos
- Dimethoate
- EndosulphanA
- EndosulphanB
- EtFOSA
- EtFOSAA-B
- EtFOSAA-L
- FBSA
- FOSA
- Fe- Filt
- Fenitrothion
- Flucofuron
- HFPO-DA
- Hardness
- Iron - as Fe
- Lead - as Pb
- Linuron
- Magnesium-Mg
- Malathion
- MeFOSAA-B
- MeFOSAA-L
- Mecoprop
- Mevinphos
- N Oxidised
- N-MeFOSA
- NFDHA
- NH3 un-ion
- Naphthalene
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- PCSDs
- PFBA
- PFBS
- PFDS
- PFDoS
- PFEESA
- PFHpS
- PFHxS-B
- PFHxS-L
- PFHxSA
- PFMOBA
- PFMOPrA
- PFNS
- PFODA
- PFOS (B)
- PFOS (L)
- PFPeS
- PFTrDA
- PFUnDS
- PFdecncAcid
- PFdodencAcid
- PFecHS
- PFheptncAcid
- PFhexncAcid
- PFnonncAcid
- PFoctncAcid
- PFpentncAcid
- PFtetdncAcid
- PFundencAcid
- Pb Filtered
- Permethrn-Tr
- Permethrn-cs
- SI-GQA
- SI-LIST2
- Simazine
- SulcofuronNa
- Temp Water
- Toluene
- TriBT Cation
- TriPT Cation
- Triazophos
- Trifluralin
- Type of Flow
- Vanadium - V
- Zinc - as Zn
- Zn- Filtered
- m-p-Xylene
- o-Xylene
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 171 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 12 Oct 2023 to 24 Jun 2024
| Notation | Determinand | Units | 12 Oct 2023 11:11 | 30 Oct 2023 13:35 | 23 Nov 2023 11:54 | 7 Dec 2023 14:14 | 15 Jan 2024 11:01 | 26 Feb 2024 11:18 | 4 Apr 2024 08:51 | 18 Apr 2024 14:08 | 20 May 2024 08:50 | 24 Jun 2024 08:36 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.61 | 7.85 | 8.11 | 7.95 | 8.16 | 8.16 | 8.02 | 8.46 | 8.41 | 8.1 | |
| 0076 | Temperature of Water | °C | 14.1 | 12.3 | 10.6 | 7.6 | 6.2 | 7.2 | 10.2 | 11.4 | 12.7 | 15.5 |
| 0077 | Conductivity at 25 C | μs/cm | 686 | 788 | 858 | 877 | 809 | 787 | 703 | 840 | 836 | 834 |
| 0085 | BOD : 5 Day ATU | mg/l | 1.1 | < 2 | 1.2 | < 1 | ||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 1.1 | 0.089 | < 0.03 | 0.051 | < 0.03 | < 0.03 | 0.051 | < 0.03 | < 0.03 | < 0.03 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 1.5 | 1.9 | 3.2 | 2.8 | 7.2 | 6.4 | 3.8 | 4.1 | 3.7 | 2.7 |
| 0117 | Nitrate as N | mg/l | 1.44 | 1.88 | 3.19 | 2.79 | 7.19 | 6.38 | 3.78 | 4.09 | 3.69 | 2.69 |
| 0118 | Nitrite as N | mg/l | 0.065 | 0.018 | 0.012 | 0.013 | 0.015 | 0.016 | 0.025 | 0.013 | 0.013 | 0.013 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.0112 | 0.00137 | < 0.00057 | 0.0007 | < 0.00041 | < 0.00045 | 0.00094 | < 0.00061 | < 0.00067 | < 0.00082 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 220 | 300 | 330 | 310 | 310 | 300 | 250 | 310 | 320 | 300 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.31 | 0.14 | 0.095 | 0.11 | 0.085 | 0.079 | 0.074 | 0.079 | 0.11 | 0.13 |
| 2921 | Perfluoro-3-methoxypropanoic acid | μg/l | < 0.0005 | |||||||||
| 2922 | Perfluoro-3,6-dioxaheptanoic acid | μg/l | < 0.0005 | |||||||||
| 2923 | Perfluoro(4-methoxybutanoic) acid | μg/l | < 0.0005 | |||||||||
| 2924 | Perfluoro(2-ethoxyethane)sulfonic acid | μg/l | < 0.0005 | |||||||||
| 2925 | 3-Perfluoroheptylpropanoic acid | μg/l | < 0.0005 | |||||||||
| 2926 | 3:3 Fluorotelomer carboxylic acid | μg/l | < 0.004 | |||||||||
| 2942 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.001 | |||||||||
| 2943 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.002 | |||||||||
| 2944 | Perfluorohexanesulfonic acid (B) | μg/l | 0.0011 | |||||||||
| 2953 | Perfluoroundecane sulfonic acid | μg/l | < 0.004 | |||||||||
| 2955 | Perfluorotridecanoic acid | μg/l | < 0.005 | |||||||||
| 2957 | Perfluoropentanesulfonic acid | μg/l | 0.00076 | |||||||||
| 2959 | Perfluorooctanesulfonic acid (linear) | μg/l | 0.0077 | |||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | 0.0038 | |||||||||
| 2961 | Perfluorooctanesulfonamide | μg/l | < 0.001 | |||||||||
| 2962 | Perfluorooctadecanoic acid | μg/l | < 0.002 | |||||||||
| 2963 | Perfluorononanesulfonic acid | μg/l | < 0.0005 | |||||||||
| 2964 | Perfluorohexanesulfonic acid (L) | μg/l | 0.0058 | |||||||||
| 2965 | Perfluorohexanesulfonamide | μg/l | 0.0014 | |||||||||
| 2967 | Perfluoroheptanesulfonic acid | μg/l | < 0.0005 | |||||||||
| 2968 | Perfluorododecane sulfonic acid | μg/l | < 0.005 | |||||||||
| 2969 | Perfluorodecanesulfonic acid | μg/l | < 0.002 | |||||||||
| 2970 | Perfluorobutylsulfonamide (perfluorobutane sulfonamide) | μg/l | 0.00084 | |||||||||
| 2972 | Perfluorobutanesulfonic acid | μg/l | 0.0033 | |||||||||
| 2973 | Perfluoro-4-ethylcyclohexanesulfonic acid | μg/l | < 0.0005 | |||||||||
| 2975 | N-methylperfluorooctanesulfonamide | μg/l | < 0.002 | |||||||||
| 2977 | N-Ethylperfluorooctanesulfonamide | μg/l | < 0.002 | |||||||||
| 2981 | Hexafluoropropylene oxide dimer acid (Gen X) | μg/l | < 0.001 | |||||||||
| 2982 | 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid | μg/l | < 0.0005 | |||||||||
| 2983 | 8:2 Fluorotelomer sulfonic acid | μg/l | < 0.001 | |||||||||
| 2984 | 6:2 Fluorotelomer sulfonic acid | μg/l | < 0.001 | |||||||||
| 2987 | 4:2 Fluorotelomer sulfonic acid | μg/l | < 0.0005 | |||||||||
| 2988 | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | μg/l | < 0.005 | |||||||||
| 2989 | 2H,2H,3H,3H-Perfluorooctanoic acid | μg/l | 0.011 | |||||||||
| 2990 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.0005 | |||||||||
| 2991 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.001 | |||||||||
| 2993 | 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) | μg/l | < 0.001 | |||||||||
| 2995 | Perfluorobutanoic acid | μg/l | 0.0092 | |||||||||
| 8887 | Perfluoropentanoic acid | μg/l | 0.038 | |||||||||
| 8888 | Perfluorohexanoic acid | μg/l | 0.05 | |||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | 0.009 | |||||||||
| 8890 | Perfluorooctanoic acid | μg/l | 0.014 | |||||||||
| 8891 | Perfluorononanoic acid | μg/l | < 0.001 | |||||||||
| 8892 | Perfluorodecanoic acid | μg/l | < 0.002 | |||||||||
| 8893 | Perfluoroundecanoic acid | μg/l | < 0.002 | |||||||||
| 8894 | Perfluorododecanoic acid | μg/l | < 0.002 | |||||||||
| 8895 | Perfluorotetradecanoic acid | μg/l | < 0.006 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 70.5 | 88.5 | 93.2 | 90.7 | 95 | 93.7 | 90.6 | 116.3 | 98.7 | 92.1 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 7.23 | 9.45 | 10.4 | 10.8 | 11.8 | 11.3 | 10.2 | 12.7 | 10.4 | 9.16 |
Samples from 20 Nov 2019 to 15 Sep 2023
| Notation | Determinand | Units | 20 Nov 2019 15:29 | 10 Dec 2019 07:45 | 9 Jan 2020 14:52 | 13 Feb 2020 12:53 | 2 Mar 2020 08:17 | 9 Jun 2023 13:40 | 20 Jul 2023 13:37 | 11 Aug 2023 08:33 | 29 Aug 2023 12:43 | 15 Sep 2023 08:44 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.08 | 8.24 | 8.23 | 7.93 | 7.99 | 8.27 | 8.14 | 7.89 | 7.97 | 7.89 | |
| 0076 | Temperature of Water | °C | 7.4 | 6 | 9.5 | 6.8 | 6.2 | 16.8 | 16.7 | 17.1 | 15.6 | 13.9 |
| 0077 | Conductivity at 25 C | μs/cm | 905 | 914 | 860 | 753 | 695 | 796 | 782 | 823 | 825 | 822 |
| 0085 | BOD : 5 Day ATU | mg/l | 1.3 | |||||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.138 | 0.069 | 0.038 | 0.04 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.059 | < 0.03 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 3.21 | 3.2 | 3.9 | 2.4 | 4 | 2.8 | 1.6 | 1.3 | 1.5 | 1.6 |
| 0117 | Nitrate as N | mg/l | 3.19 | 3.18 | 3.89 | 2.39 | 3.99 | 2.78 | 1.58 | 1.27 | 1.48 | 1.59 |
| 0118 | Nitrite as N | mg/l | 0.0248 | 0.019 | 0.015 | 0.01 | 0.012 | 0.017 | 0.017 | 0.028 | 0.02 | 0.011 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00208 | 0.00094 | 0.00067 | 0.00049 | < 0.0004 | < 0.0009 | < 0.00089 | < 0.00072 | 0.00151 | < 0.00057 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 307 | 310 | 310 | 220 | 240 | 290 | 270 | 290 | 280 | 290 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.106 | 0.088 | 0.095 | 0.11 | 0.069 | 0.083 | 0.11 | 0.12 | 0.13 | 0.13 |
| 2921 | Perfluoro-3-methoxypropanoic acid | μg/l | < 0.005 | |||||||||
| 2922 | Perfluoro-3,6-dioxaheptanoic acid | μg/l | < 0.005 | |||||||||
| 2923 | Perfluoro(4-methoxybutanoic) acid | μg/l | < 0.005 | |||||||||
| 2924 | Perfluoro(2-ethoxyethane)sulfonic acid | μg/l | < 0.005 | |||||||||
| 2925 | 3-Perfluoroheptylpropanoic acid | μg/l | < 0.005 | |||||||||
| 2926 | 3:3 Fluorotelomer carboxylic acid | μg/l | < 0.04 | |||||||||
| 2942 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.01 | |||||||||
| 2943 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.02 | |||||||||
| 2944 | Perfluorohexanesulfonic acid (B) | μg/l | < 0.005 | |||||||||
| 2953 | Perfluoroundecane sulfonic acid | μg/l | < 0.04 | |||||||||
| 2955 | Perfluorotridecanoic acid | μg/l | < 0.05 | |||||||||
| 2957 | Perfluoropentanesulfonic acid | μg/l | < 0.005 | |||||||||
| 2959 | Perfluorooctanesulfonic acid (linear) | μg/l | 0.013 | |||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | 0.0073 | |||||||||
| 2961 | Perfluorooctanesulfonamide | μg/l | < 0.01 | |||||||||
| 2962 | Perfluorooctadecanoic acid | μg/l | < 0.02 | |||||||||
| 2963 | Perfluorononanesulfonic acid | μg/l | < 0.005 | |||||||||
| 2964 | Perfluorohexanesulfonic acid (L) | μg/l | 0.0075 | |||||||||
| 2965 | Perfluorohexanesulfonamide | μg/l | < 0.005 | |||||||||
| 2967 | Perfluoroheptanesulfonic acid | μg/l | < 0.005 | |||||||||
| 2969 | Perfluorodecanesulfonic acid | μg/l | < 0.02 | |||||||||
| 2970 | Perfluorobutylsulfonamide (perfluorobutane sulfonamide) | μg/l | < 0.005 | |||||||||
| 2972 | Perfluorobutanesulfonic acid | μg/l | < 0.01 | |||||||||
| 2973 | Perfluoro-4-ethylcyclohexanesulfonic acid | μg/l | < 0.005 | |||||||||
| 2975 | N-methylperfluorooctanesulfonamide | μg/l | < 0.02 | |||||||||
| 2977 | N-Ethylperfluorooctanesulfonamide | μg/l | < 0.02 | |||||||||
| 2981 | Hexafluoropropylene oxide dimer acid (Gen X) | μg/l | < 0.01 | |||||||||
| 2982 | 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid | μg/l | < 0.005 | |||||||||
| 2983 | 8:2 Fluorotelomer sulfonic acid | μg/l | < 0.01 | |||||||||
| 2984 | 6:2 Fluorotelomer sulfonic acid | μg/l | < 0.01 | |||||||||
| 2987 | 4:2 Fluorotelomer sulfonic acid | μg/l | < 0.005 | |||||||||
| 2988 | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | μg/l | < 0.05 | |||||||||
| 2989 | 2H,2H,3H,3H-Perfluorooctanoic acid | μg/l | < 0.01 | |||||||||
| 2990 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.005 | |||||||||
| 2991 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.01 | |||||||||
| 2993 | 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) | μg/l | < 0.01 | |||||||||
| 2995 | Perfluorobutanoic acid | μg/l | < 0.01 | |||||||||
| 8887 | Perfluoropentanoic acid | μg/l | 0.031 | |||||||||
| 8888 | Perfluorohexanoic acid | μg/l | 0.03 | |||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | 0.012 | |||||||||
| 8890 | Perfluorooctanoic acid | μg/l | 0.014 | |||||||||
| 8891 | Perfluorononanoic acid | μg/l | < 0.01 | |||||||||
| 8892 | Perfluorodecanoic acid | μg/l | < 0.02 | |||||||||
| 8893 | Perfluoroundecanoic acid | μg/l | < 0.02 | |||||||||
| 8894 | Perfluorododecanoic acid | μg/l | < 0.02 | |||||||||
| 8895 | Perfluorotetradecanoic acid | μg/l | < 0.06 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 80.2 | 92.6 | 86.2 | 88.5 | 85.3 | 111.3 | 98.3 | 74.8 | 88.6 | 76.2 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 9.63 | 11.5 | 9.83 | 10.8 | 10.6 | 10.8 | 9.54 | 7.2 | 8.8 | 7.85 |