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sampling point
Old Rectory Etchingham

Description OLD RECTORY ETCHINGHAM ON RIVER DUDWELL
Sampling point ID SO-E0001760
Type Freshwater – Rivers
Status open
Location easting northing: 570984 125853
lat lon: 51.006649, 0.435787
Area Kent And South London
Sub-Area L&W Kent And East Sussex Ksl
Summary 279 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.

77 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
  • CHLOROPHYLL
  • 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
  • NATGRIDREF
  • NFDHA
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Oil & Grs Vs
  • 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
  • Phenol Odour
  • Phosphate
  • Sld Sus@105C
  • Temp Water
  • TurbidityNTU
  • Zinc - as Zn
  • Zn- Filtered
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 279 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 18 Aug 2023 to 28 Aug 2024

NotationDeterminandUnits18 Aug
2023
11:12		13 Sep
2023
11:21		13 Oct
2023
13:10		15 Nov
2023
10:45		 7 Dec
2023
10:45		 3 Jan
2024
13:50		 6 Feb
2024
12:05		13 Mar
2024
15:13		18 Jul
2024
12:30		28 Aug
2024
11:58
0061pH7.677.647.567.237.477.357.827.627.657.72
0076Temperature of Water°C16.91716.610.16.59.69.910.316.616.6
0077Conductivity at 25 Cμs/cm407417416219275209351226352349
0085BOD : 5 Day ATUmg/l< 3< 1
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l0.50.350.590.560.770.710.740.620.590.67
0117Nitrate as Nmg/l0.4960.3460.5860.5560.7660.7060.7360.6160.5860.666
0118Nitrite as Nmg/l< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004< 0.0040.0041< 0.004< 0.004
0119Ammonia un-ionised as Nmg/l< 0.00043< 0.0004< 0.00033< 0.0001< 0.00013< 0.00012< 0.00036< 0.00024< 0.0004< 0.00047
0135Solids, Suspended at 105 Cmg/l304.69.7279.7397.2226.83.9
0162Alkalinity to pH 4.5 as CaCO3mg/l14016014057765267110120
0180Orthophosphate, reactive as Pmg/l0.0320.0260.0430.0390.0250.0240.0260.0210.0290.038
2921Perfluoro-3-methoxypropanoic acidμg/l< 0.0005< 0.0005
2922Perfluoro-3,6-dioxaheptanoic acidμg/l< 0.0005< 0.0005
2923Perfluoro(4-methoxybutanoic) acidμg/l< 0.0005< 0.0005
2924Perfluoro(2-ethoxyethane)sulfonic acidμg/l< 0.0005< 0.0005
29253-Perfluoroheptylpropanoic acidμg/l< 0.0005< 0.0005
29263:3 Fluorotelomer carboxylic acidμg/l< 0.004< 0.004
29422-(N-Ethylperfluorooctanesulfonamido)acetic acid (B)μg/l< 0.001< 0.001
29432-(N-Methylperfluorooctanesulfonamido)acetic acid (B)μg/l< 0.002< 0.002
2944Perfluorohexanesulfonic acid (B)μg/l< 0.0005< 0.0005
2953Perfluoroundecane sulfonic acidμg/l< 0.004< 0.004
2955Perfluorotridecanoic acidμg/l< 0.005< 0.005
2957Perfluoropentanesulfonic acidμg/l< 0.0005< 0.0005
2959Perfluorooctanesulfonic acid (linear)μg/l< 0.0005< 0.0005
2960Perfluorooctanesulfonic acid (branched)μg/l< 0.0005< 0.0005
2961Perfluorooctanesulfonamideμg/l< 0.001< 0.001
2962Perfluorooctadecanoic acidμg/l< 0.002< 0.002
2963Perfluorononanesulfonic acidμg/l< 0.0005< 0.0005
2964Perfluorohexanesulfonic acid (L)μg/l< 0.0005< 0.0005
2965Perfluorohexanesulfonamideμg/l< 0.0005< 0.0005
2967Perfluoroheptanesulfonic acidμg/l< 0.0005< 0.0005
2968Perfluorododecane sulfonic acidμg/l< 0.005
2969Perfluorodecanesulfonic acidμg/l< 0.002< 0.002
2970Perfluorobutylsulfonamide (perfluorobutane sulfonamide)μg/l< 0.0005< 0.0005
2972Perfluorobutanesulfonic acidμg/l< 0.001< 0.001
2973Perfluoro-4-ethylcyclohexanesulfonic acidμg/l< 0.0005< 0.0005
2975N-methylperfluorooctanesulfonamideμg/l< 0.002< 0.002
2977N-Ethylperfluorooctanesulfonamideμg/l< 0.002< 0.002
2981Hexafluoropropylene oxide dimer acid (Gen X)μg/l< 0.001< 0.001
29829-chlorohexadecafluoro-3-oxanonane-1-sulfonic acidμg/l< 0.0005< 0.0005
29838:2 Fluorotelomer sulfonic acidμg/l< 0.001< 0.001
29846:2 Fluorotelomer sulfonic acidμg/l< 0.001< 0.001
29874:2 Fluorotelomer sulfonic acidμg/l< 0.0005< 0.0005
29884,8-Dioxa-3H-perfluorononanoic acid (ADONA)μg/l< 0.005< 0.005
29892H,2H,3H,3H-Perfluorooctanoic acidμg/l< 0.001< 0.001
29902-(N-Methylperfluorooctanesulfonamido)acetic acid (L)μg/l< 0.0005< 0.0005
29912-(N-Ethylperfluorooctanesulfonamido)acetic acid (L)μg/l< 0.001< 0.001
299311-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor)μg/l< 0.001< 0.001
2995Perfluorobutanoic acidμg/l< 0.0010.0011
6396Turbidityntu134.57.2239.5337.822106.7
7887Chlorophyll : Acetone Extractμg/l1.80.661.11.40.81.6< 0.51.80.75< 0.5
8887Perfluoropentanoic acidμg/l< 0.001< 0.001
8888Perfluorohexanoic acidμg/l< 0.0005< 0.0005
8889Perfluoroheptanoic acidμg/l< 0.001< 0.001
8890Perfluorooctanoic acidμg/l< 0.00050.00055
8891Perfluorononanoic acidμg/l< 0.001< 0.001
8892Perfluorodecanoic acidμg/l< 0.002< 0.002
8893Perfluoroundecanoic acidμg/l< 0.002< 0.002
8894Perfluorododecanoic acidμg/l< 0.002< 0.002
8895Perfluorotetradecanoic acidμg/l< 0.006< 0.006
9901Oxygen, Dissolved, % Saturation%82.172.280.390.193.595.396.799.286.183.8
9924Oxygen, Dissolved as O2mg/l7.936.967.8110.111.510.810.911.18.378.15

Samples from 14 Oct 2022 to 11 Jul 2023

NotationDeterminandUnits14 Oct
2022
09:51		 2 Nov
2022
12:33		 1 Dec
2022
11:11		18 Jan
2023
09:28		 2 Feb
2023
12:22		 6 Mar
2023
11:12		 3 Apr
2023
12:07		 6 Jun
2023
12:17		21 Jun
2023
13:00		11 Jul
2023
11:49
0061pH7.67.67.637.437.847.957.798.067.537.91
0076Temperature of Water°C10.811.88.446.958.413.817.917.6
0077Conductivity at 25 Cμs/cm403360304272362402297429289438
0085BOD : 5 Day ATUmg/l1.11.7< 1< 11.41.8
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.030.0350.049< 0.03
0116Nitrogen, Total Oxidised as Nmg/l0.570.830.920.980.920.550.780.780.740.43
0117Nitrate as Nmg/l0.5660.8260.9160.9760.9110.5460.7760.7750.7340.426
0118Nitrite as Nmg/l< 0.004< 0.004< 0.004< 0.0040.0086< 0.0040.00450.00520.0059< 0.004
0119Ammonia un-ionised as Nmg/l< 0.00023< 0.00025< 0.00021< 0.0001< 0.0003< 0.00034< 0.00030.000840.00055< 0.00078
0135Solids, Suspended at 105 Cmg/l< 3147.3258.55.8128.7417.8
0162Alkalinity to pH 4.5 as CaCO3mg/l1209888711001208515088130
0180Orthophosphate, reactive as Pmg/l0.0410.0420.0270.0250.0250.0270.0390.0280.036
2921Perfluoro-3-methoxypropanoic acidμg/l< 0.0005
2922Perfluoro-3,6-dioxaheptanoic acidμg/l< 0.0005
2923Perfluoro(4-methoxybutanoic) acidμg/l< 0.0005
2924Perfluoro(2-ethoxyethane)sulfonic acidμg/l< 0.0005
29253-Perfluoroheptylpropanoic acidμg/l< 0.0005
29263:3 Fluorotelomer carboxylic acidμg/l< 0.004
29422-(N-Ethylperfluorooctanesulfonamido)acetic acid (B)μg/l< 0.001
29432-(N-Methylperfluorooctanesulfonamido)acetic acid (B)μg/l< 0.002
2944Perfluorohexanesulfonic acid (B)μg/l< 0.0005
2953Perfluoroundecane sulfonic acidμg/l< 0.004
2955Perfluorotridecanoic acidμg/l< 0.005
2957Perfluoropentanesulfonic acidμg/l< 0.0005
2959Perfluorooctanesulfonic acid (linear)μg/l< 0.0005
2960Perfluorooctanesulfonic acid (branched)μg/l< 0.0005
2961Perfluorooctanesulfonamideμg/l< 0.001
2962Perfluorooctadecanoic acidμg/l< 0.002
2963Perfluorononanesulfonic acidμg/l< 0.0005
2964Perfluorohexanesulfonic acid (L)μg/l< 0.0005
2965Perfluorohexanesulfonamideμg/l< 0.0005
2967Perfluoroheptanesulfonic acidμg/l< 0.0005
2968Perfluorododecane sulfonic acidμg/l< 0.005
2969Perfluorodecanesulfonic acidμg/l< 0.002
2970Perfluorobutylsulfonamide (perfluorobutane sulfonamide)μg/l< 0.0005
2972Perfluorobutanesulfonic acidμg/l< 0.001
2973Perfluoro-4-ethylcyclohexanesulfonic acidμg/l< 0.0005
2975N-methylperfluorooctanesulfonamideμg/l< 0.002
2977N-Ethylperfluorooctanesulfonamideμg/l< 0.002
2981Hexafluoropropylene oxide dimer acid (Gen X)μg/l< 0.001
29829-chlorohexadecafluoro-3-oxanonane-1-sulfonic acidμg/l< 0.0005
29838:2 Fluorotelomer sulfonic acidμg/l< 0.001
29846:2 Fluorotelomer sulfonic acidμg/l< 0.001
29874:2 Fluorotelomer sulfonic acidμg/l< 0.0005
29884,8-Dioxa-3H-perfluorononanoic acid (ADONA)μg/l< 0.005
29892H,2H,3H,3H-Perfluorooctanoic acidμg/l< 0.001
29902-(N-Methylperfluorooctanesulfonamido)acetic acid (L)μg/l< 0.0005
29912-(N-Ethylperfluorooctanesulfonamido)acetic acid (L)μg/l< 0.001
299311-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor)μg/l< 0.001
2995Perfluorobutanoic acidμg/l< 0.001
6396Turbidityntu3.67.39.3535.1
7887Chlorophyll : Acetone Extractμg/l< 0.51< 0.50.59< 0.51.210.944.10.75
8887Perfluoropentanoic acidμg/l< 0.001
8888Perfluorohexanoic acidμg/l< 0.0005
8889Perfluoroheptanoic acidμg/l< 0.001
8890Perfluorooctanoic acidμg/l< 0.0005
8891Perfluorononanoic acidμg/l< 0.001
8892Perfluorodecanoic acidμg/l< 0.002
8893Perfluoroundecanoic acidμg/l< 0.002
8894Perfluorododecanoic acidμg/l< 0.002
8895Perfluorotetradecanoic acidμg/l< 0.006
9901Oxygen, Dissolved, % Saturation%78.687.592.694.298.597.598.990.281.587
9924Oxygen, Dissolved as O2mg/l8.699.4510.812.31212.411.69.317.718.28