sampling point
Og 100 M Above Kennet
| Description | OG 100M ABOVE KENNET |
|---|---|
| Sampling point ID | TH-PKER0074 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 419500 169600 lat lon: 51.425072, -1.720922 |
| Area | West Thames |
| Sub-Area | L&W South Wt |
| Summary | 106 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.
85 determinands have been measured at this site
- 11Cl-PF3OUdS
- 3:3 FTCA
- 4:2 FTSA
- 5:3 FTCA
- 6:2 FTSA
- 7:3 FTCA
- 8:2 FTSA
- 9Cl-PF3ONS
- ADONA
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- C - Org Filt
- C - Organic
- CHLOR A
- CHLOROPHYLL
- Cadmium - Cd
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu Filtered
- EtFOSA
- EtFOSAA-B
- EtFOSAA-L
- FBSA
- FOSA
- HFPO-DA
- Lead - as Pb
- MeFOSAA-B
- MeFOSAA-L
- N Oxidised
- N-MeFOSA
- NFDHA
- NH3 un-ion
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- 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
- Phosphorus-P
- Potassium- K
- SI-GQA
- Sld Sus@105C
- Sld Sus@500C
- Temp Water
- Type of Flow
- Zinc - as Zn
- Zn- Filtered
- pH
- pH in-situ
Sampling results
Displaying the twenty most recent samples. You can see all 106 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 9 Aug 2023 to 15 Jul 2024
| Notation | Determinand | Units | 9 Aug 2023 07:25 | 4 Sep 2023 06:58 | 11 Oct 2023 08:37 | 6 Nov 2023 07:48 | 4 Dec 2023 07:51 | 10 Jan 2024 12:15 | 8 Feb 2024 08:15 | 5 Mar 2024 08:23 | 28 Jun 2024 10:02 | 15 Jul 2024 12:46 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.44 | 7.6 | 7.41 | 7.53 | 7.69 | 7.82 | 7.7 | 7.77 | 7.62 | 7.61 | |
| 0076 | Temperature of Water | °C | 11.3 | 11.2 | 11.6 | 8.8 | 8.8 | 5.7 | 7.9 | 8.3 | 11.5 | 11.8 |
| 0077 | Conductivity at 25 C | μs/cm | 606 | 607 | 609 | 612 | 613 | 655 | 605 | 638 | 614 | 604 |
| 0085 | BOD : 5 Day ATU | mg/l | < 1 | 1 | < 1 | < 1 | 2.1 | 1.6 | < 1 | 1.4 | 1.8 | < 1 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.032 | < 0.03 | 0.065 | < 0.03 | < 0.03 | < 0.03 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.4 | 8.3 | 8.6 | 7.6 | 7.3 | 8.3 | 7.9 | 7.7 | 8.3 | 8.4 |
| 0117 | Nitrate as N | mg/l | 8.39 | 8.29 | 8.59 | 7.59 | 7.29 | 8.29 | 7.88 | 7.69 | 8.28 | 8.39 |
| 0118 | Nitrite as N | mg/l | 0.0086 | 0.0073 | 0.014 | 0.0094 | 0.01 | 0.0087 | 0.016 | 0.01 | 0.017 | 0.0073 |
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00017 | < 0.00024 | < 0.00016 | < 0.00017 | 0.00026 | < 0.00026 | 0.00051 | < 0.00029 | < 0.00026 | < 0.00026 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 250 | 240 | 250 | 250 | 250 | 280 | 250 | 270 | 250 | 240 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.023 | 0.014 | 0.02 | 0.085 | 0.1 | 0.11 | 0.087 | 0.069 | 0.025 | 0.016 |
| 2921 | Perfluoro-3-methoxypropanoic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2922 | Perfluoro-3,6-dioxaheptanoic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2923 | Perfluoro(4-methoxybutanoic) acid | μg/l | < 0.0005 | |||||||||
| 2924 | Perfluoro(2-ethoxyethane)sulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2925 | 3-Perfluoroheptylpropanoic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2926 | 3:3 Fluorotelomer carboxylic acid | μg/l | < 0.004 | < 0.004 | ||||||||
| 2942 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.001 | < 0.001 | ||||||||
| 2943 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) | μg/l | < 0.002 | < 0.002 | ||||||||
| 2944 | Perfluorohexanesulfonic acid (B) | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2953 | Perfluoroundecane sulfonic acid | μg/l | < 0.004 | < 0.004 | ||||||||
| 2955 | Perfluorotridecanoic acid | μg/l | < 0.005 | < 0.005 | ||||||||
| 2957 | Perfluoropentanesulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2959 | Perfluorooctanesulfonic acid (linear) | μg/l | 0.0014 | < 0.0005 | ||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | 0.001 | 0.0007 | ||||||||
| 2961 | Perfluorooctanesulfonamide | μg/l | < 0.001 | < 0.001 | ||||||||
| 2962 | Perfluorooctadecanoic acid | μg/l | < 0.002 | < 0.002 | ||||||||
| 2963 | Perfluorononanesulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2964 | Perfluorohexanesulfonic acid (L) | μg/l | 0.0017 | 0.0011 | ||||||||
| 2965 | Perfluorohexanesulfonamide | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2967 | Perfluoroheptanesulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2968 | Perfluorododecane sulfonic acid | μg/l | < 0.005 | < 0.005 | ||||||||
| 2969 | Perfluorodecanesulfonic acid | μg/l | < 0.002 | < 0.002 | ||||||||
| 2970 | Perfluorobutylsulfonamide (perfluorobutane sulfonamide) | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2972 | Perfluorobutanesulfonic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 2973 | Perfluoro-4-ethylcyclohexanesulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2975 | N-methylperfluorooctanesulfonamide | μg/l | < 0.002 | < 0.002 | ||||||||
| 2977 | N-Ethylperfluorooctanesulfonamide | μg/l | < 0.002 | < 0.002 | ||||||||
| 2981 | Hexafluoropropylene oxide dimer acid (Gen X) | μg/l | < 0.001 | < 0.001 | ||||||||
| 2982 | 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2983 | 8:2 Fluorotelomer sulfonic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 2984 | 6:2 Fluorotelomer sulfonic acid | μg/l | 0.031 | < 0.001 | ||||||||
| 2987 | 4:2 Fluorotelomer sulfonic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2988 | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | μg/l | < 0.005 | < 0.005 | ||||||||
| 2989 | 2H,2H,3H,3H-Perfluorooctanoic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 2990 | 2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 2991 | 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) | μg/l | < 0.001 | < 0.001 | ||||||||
| 2993 | 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) | μg/l | < 0.001 | < 0.001 | ||||||||
| 2995 | Perfluorobutanoic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 8887 | Perfluoropentanoic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 8888 | Perfluorohexanoic acid | μg/l | 0.00079 | 0.0006 | ||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 8890 | Perfluorooctanoic acid | μg/l | < 0.0005 | < 0.0005 | ||||||||
| 8891 | Perfluorononanoic acid | μg/l | < 0.001 | < 0.001 | ||||||||
| 8892 | Perfluorodecanoic acid | μg/l | < 0.002 | < 0.002 | ||||||||
| 8893 | Perfluoroundecanoic acid | μg/l | < 0.002 | < 0.002 | ||||||||
| 8894 | Perfluorododecanoic acid | μg/l | < 0.002 | < 0.002 | ||||||||
| 8895 | Perfluorotetradecanoic acid | μg/l | < 0.006 | < 0.006 | ||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 83.8 | 87 | 87.1 | 84.6 | 87.4 | 95 | 92.2 | 91.2 | 92.6 | 93.8 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 9.16 | 9.53 | 9.45 | 9.81 | 10.1 | 11.9 | 10.9 | 10.7 | 10.1 | 10.1 |
Samples from 12 Mar 2015 to 21 Jul 2023
| Notation | Determinand | Units | 12 Mar 2015 14:19 | 16 Jun 2015 13:22 | 14 Sep 2015 09:33 | 1 Dec 2015 13:45 | 21 Jan 2016 10:43 | 21 Apr 2016 12:30 | 21 Jul 2016 10:05 | 4 Oct 2016 09:30 | 15 Feb 2017 10:59 | 21 Jul 2023 10:08 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.7 | 7.5 | 7.42 | 7.39 | 7.67 | 7.82 | 7.67 | 7.96 | 7.5 | ||
| 0076 | Temperature of Water | °C | 11 | 16.8 | 12.1 | 11.5 | 8.4 | 11.4 | 11.7 | 10.2 | 9.7 | |
| 0077 | Conductivity at 25 C | μs/cm | 622 | 612 | 573 | 612 | 616 | 627 | 601 | 602 | 601 | |
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | 0.03 | 0.069 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 8.64 | 8.07 | 7.59 | 7.72 | 8.8 | 8.29 | 8.35 | 8.08 | 8.66 | |
| 0117 | Nitrate as N | mg/l | 8.64 | 8.06 | 7.57 | 7.71 | 8.8 | 8.28 | 8.34 | 8.05 | 8.66 | |
| 0118 | Nitrite as N | mg/l | < 0.004 | 0.0084 | 0.0168 | 0.0136 | < 0.004 | 0.0061 | 0.0104 | 0.0265 | 0.005 | |
| 0119 | Ammonia un-ionised as N | mg/l | < 0.0003 | 0.00029 | 0.00039 | < 0.00015 | < 0.00023 | < 0.0004 | < 0.00029 | < 0.00051 | < 0.00017 | |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 246 | 240 | 226 | 241 | 242 | 250 | 239 | 250 | 242 | |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.037 | 0.019 | 0.03 | 0.029 | 0.045 | 0.027 | < 0.01 | 0.026 | 0.029 | |
| 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 | < 0.005 | |||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | < 0.005 | |||||||||
| 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 | < 0.005 | |||||||||
| 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 | < 0.01 | |||||||||
| 8888 | Perfluorohexanoic acid | μg/l | < 0.005 | |||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | < 0.01 | |||||||||
| 8890 | Perfluorooctanoic acid | μg/l | < 0.005 | |||||||||
| 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 | % | 90 | 84.9 | 67.6 | 78.2 | 78.5 | 90.7 | 90.9 | 85.4 | 94.5 | |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 9.9 | 8.22 | 7.25 | 8.51 | 9.19 | 9.89 | 9.84 | 9.58 | 10.7 |