sampling point
Gibbs Brook River Cottages
| Description | RIVER COTTAGES WALKINGSTEAD GIBBS BROOK |
|---|---|
| Sampling point ID | SO-E0000903 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 535642 150884 lat lon: 51.241012, -0.058209 |
| Area | Kent And South London |
| Sub-Area | L&W Kent And East Sussex Ksl |
| Summary | 153 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.
70 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
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- COPA
- Calcium - Ca
- Chloride Ion
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cu Filtered
- EtFOSA
- EtFOSAA-B
- EtFOSAA-L
- FBSA
- FOSA
- HFPO-DA
- Hardness
- Magnesium-Mg
- MeFOSAA-B
- MeFOSAA-L
- N Oxidised
- N-MeFOSA
- NFDHA
- NH3 un-ion
- 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
- Temp Water
- Zinc - as Zn
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 153 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 24 Oct 2023 to 25 Jul 2024
| Notation | Determinand | Units | 24 Oct 2023 11:17 | 29 Nov 2023 10:37 | 7 Dec 2023 11:01 | 24 Jan 2024 13:19 | 20 Feb 2024 13:00 | 19 Mar 2024 10:43 | 15 Apr 2024 13:07 | 14 May 2024 13:07 | 24 Jun 2024 11:26 | 25 Jul 2024 13:38 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.68 | 7.9 | 7.81 | 7.98 | 7.84 | 7.8 | 7.83 | 7.65 | 7.72 | 7.65 | |
| 0076 | Temperature of Water | °C | 11.3 | 5.2 | 5.8 | 7.6 | 8.8 | 10.7 | 11.6 | 15 | 17.1 | 16.6 |
| 0077 | Conductivity at 25 C | μs/cm | 464 | 557 | 703 | 808 | 476 | 583 | 487 | 510 | 608 | 560 |
| 0085 | BOD : 5 Day ATU | mg/l | 1.3 | 1.4 | < 3 | 3.2 | < 1 | < 4 | ||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.053 | 0.084 | 0.08 | 0.13 | 0.075 | 0.067 | 0.043 | 0.084 | 0.045 | 0.044 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 3.3 | 1.8 | 2 | 2.9 | 2 | 3 | 2.2 | 2.6 | 4.8 | 4.5 |
| 0117 | Nitrate as N | mg/l | 3.25 | 1.77 | 1.97 | 2.87 | 1.98 | 2.98 | 2.18 | 2.54 | 4.77 | 4.47 |
| 0118 | Nitrite as N | mg/l | 0.05 | 0.032 | 0.026 | 0.027 | 0.021 | 0.024 | 0.021 | 0.056 | 0.032 | 0.027 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00051 | 0.00086 | 0.0007 | 0.0019 | 0.00087 | 0.00082 | 0.0006 | 0.001 | 0.00073 | 0.00059 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 130 | 190 | 190 | 200 | 160 | 210 | 180 | 180 | 200 | 190 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.14 | 0.14 | 0.14 | 0.1 | 0.12 | 0.092 | 0.063 | 0.047 | 0.11 | 0.15 |
| 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 | 0.0012 | 0.00057 | ||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | 0.00092 | 0.00082 | ||||||||
| 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 | 0.00064 | 0.00099 | ||||||||
| 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 | 0.0028 | 0.0026 | ||||||||
| 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 | < 0.001 | < 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 | 0.0051 | 0.0038 | ||||||||
| 8887 | Perfluoropentanoic acid | μg/l | 0.007 | 0.0054 | ||||||||
| 8888 | Perfluorohexanoic acid | μg/l | 0.0042 | 0.0035 | ||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | 0.0019 | 0.0016 | ||||||||
| 8890 | Perfluorooctanoic acid | μg/l | 0.0012 | 0.0012 | ||||||||
| 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 | % | 81.1 | 87.6 | 88.7 | 93.3 | 96.3 | 90.5 | 95.2 | 84.9 | 84.6 | 77.5 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.86 | 11.1 | 11.1 | 11.1 | 11.2 | 10 | 10.3 | 8.54 | 8.14 | 7.53 |
Samples from 12 Dec 2019 to 1 Sep 2023
| Notation | Determinand | Units | 12 Dec 2019 13:22 | 6 Jan 2020 09:16 | 10 Feb 2020 10:50 | 4 Mar 2020 08:48 | 21 Apr 2023 15:43 | 25 May 2023 10:32 | 20 Jun 2023 11:44 | 31 Jul 2023 13:56 | 17 Aug 2023 11:21 | 1 Sep 2023 12:17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.77 | 7.55 | 8.02 | 7.73 | 8 | 7.74 | 7.57 | 7.59 | 7.65 | 7.89 | |
| 0076 | Temperature of Water | °C | 5 | 6.2 | 6.8 | 4.6 | 10.8 | 13.9 | 18 | 17.2 | 16.6 | 15.8 |
| 0077 | Conductivity at 25 C | μs/cm | 670 | 661 | 576 | 634 | 566 | 599 | 456 | 605 | 591 | 834 |
| 0085 | BOD : 5 Day ATU | mg/l | 4 | |||||||||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.1 | 0.13 | 0.11 | 0.13 | < 0.03 | 0.077 | < 0.03 | 0.046 | 0.056 | 0.053 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 2.3 | 3.8 | 1.5 | 2.9 | 2.5 | 3.6 | 1.6 | 2.2 | 4.2 | 3.1 |
| 0117 | Nitrate as N | mg/l | 2.28 | 3.77 | 1.48 | 2.88 | 2.48 | 3.54 | 1.55 | 2.17 | 4.17 | 3.07 |
| 0118 | Nitrite as N | mg/l | 0.024 | 0.034 | 0.02 | 0.02 | 0.018 | 0.063 | 0.048 | 0.028 | 0.03 | 0.029 |
| 0119 | Ammonia un-ionised as N | mg/l | 0.00075 | 0.00064 | 0.00159 | 0.00086 | < 0.00058 | 0.00104 | < 0.00037 | 0.00056 | 0.00075 | 0.00115 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 190 | 220 | 170 | 210 | 190 | 180 | 150 | 180 | 200 | 180 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.11 | 0.12 | 0.09 | 0.11 | 0.018 | 0.1 | 0.14 | 0.13 | 0.16 | 0.16 |
| 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 | |||||||||
| 2925 | 3-Perfluoroheptylpropanoic acid | μg/l | < 0.0005 | |||||||||
| 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 | < 0.0005 | |||||||||
| 2955 | Perfluorotridecanoic acid | μg/l | < 0.005 | |||||||||
| 2957 | Perfluoropentanesulfonic acid | μg/l | < 0.0005 | |||||||||
| 2959 | Perfluorooctanesulfonic acid (linear) | μg/l | 0.0046 | |||||||||
| 2960 | Perfluorooctanesulfonic acid (branched) | μg/l | 0.0015 | |||||||||
| 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 | 0.00096 | |||||||||
| 2965 | Perfluorohexanesulfonamide | μg/l | < 0.0005 | |||||||||
| 2967 | Perfluoroheptanesulfonic acid | μg/l | < 0.0005 | |||||||||
| 2969 | Perfluorodecanesulfonic acid | μg/l | < 0.002 | |||||||||
| 2970 | Perfluorobutylsulfonamide (perfluorobutane sulfonamide) | μg/l | < 0.0005 | |||||||||
| 2972 | Perfluorobutanesulfonic acid | μg/l | 0.0037 | |||||||||
| 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 | |||||||||
| 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 | 0.0045 | |||||||||
| 8887 | Perfluoropentanoic acid | μg/l | 0.01 | |||||||||
| 8888 | Perfluorohexanoic acid | μg/l | 0.0068 | |||||||||
| 8889 | Perfluoroheptanoic acid | μg/l | 0.0032 | |||||||||
| 8890 | Perfluorooctanoic acid | μg/l | 0.0039 | |||||||||
| 8891 | Perfluorononanoic acid | μg/l | 0.0015 | |||||||||
| 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 | % | 92.8 | 83.6 | 90.2 | 91.1 | 98.7 | 79.3 | 74 | 71.1 | 79 | 77.2 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 11.8 | 10.3 | 11 | 11.7 | 10.9 | 8.17 | 6.99 | 6.83 | 7.68 | 7.63 |