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sampling point
R.Lark Judes Ferry

Description R.LARK JUDES FERRY
Sampling point ID AN-37M14
Type Freshwater – Rivers
Status open
Location easting northing: 567700 274800
lat lon: 52.345621, 0.460513
Area Cambridgeshire And Bedfordshire
Sub-Area Ely Team Sub Area
Summary 272 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.

75 determinands have been measured at this site
  • 1,1,1-TCA
  • 12-DCA
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • BROMO-DCM
  • Bromoform
  • C - Org Filt
  • CHLOR A
  • CHLOROPHYLL
  • COD as O2
  • Ca Filtered
  • Cadmium - Cd
  • Calcium - Ca
  • Carbon Tet
  • Cd DW <63
  • Cd - Dry Wt
  • Chlordbrmthn
  • Chloride Ion
  • Chloroform
  • Chromium -Cr
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr DW <63
  • Cr - Dry Wt
  • Cr- Filtered
  • Cu - Dry Wt
  • Cu DW <63
  • Cu Filtered
  • Dry Matter %
  • Fe- Filt
  • Hardness
  • Hg DW <63
  • Hg - Dry Wt
  • Lead - as Pb
  • Magnesium-Mg
  • Mercury - Hg
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Inorganic
  • N Oxidised
  • NH3 un-ion
  • Ni - Dry Wt
  • Ni DW <63
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • O Diss% Satn
  • O Dissolved
  • OdourPhenolc
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • Pb - Dry Wt
  • Pb DW <63
  • Pb Filtered
  • Phenol Odour
  • SiO2 Rv
  • Sld Sus@105C
  • Solids @105C
  • Sulphate SO4
  • Temp Water
  • TetClEthene
  • Trichloroeth
  • Turbidity
  • TurbidityNTU
  • Zinc - as Zn
  • Zn - Dry Wt
  • Zn DW < 63
  • pH
  • pH Inst unit

Sampling results

Displaying the twenty most recent samples. You can see all 272 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 19 Sep 2023 to 19 Jun 2024

NotationDeterminandUnits19 Sep
2023
14:57
16 Oct
2023
14:57
20 Nov
2023
11:28
5 Dec
2023
12:49
15 Jan
2024
16:06
19 Feb
2024
14:45
18 Mar
2024
13:26
15 Apr
2024
13:51
16 May
2024
13:00
19 Jun
2024
12:17
0061pH7.897.977.827.847.827.867.877.927.658.09
0076Temperature of Water°C15.610.39.975.21011.511.714.716
0077Conductivity at 25 Cμs/cm927760767890870592832825840837
0085BOD : 5 Day ATUmg/l1.91.62.31.41.4
0111Ammoniacal Nitrogen as Nmg/l0.037< 0.03< 0.030.0380.084< 0.03< 0.03< 0.030.038< 0.03
0116Nitrogen, Total Oxidised as Nmg/l9.88.49.810117.19.8111111
0117Nitrate as Nmg/l9.768.389.779.9510.97.079.76111111
0118Nitrite as Nmg/l0.0360.0180.030.0460.0530.0310.0390.0230.0440.023
0119Ammonia un-ionised as Nmg/l0.00079< 0.00052< 0.000360.000390.00071< 0.0004< 0.00046< 0.000520.00044< 0.00085
0162Alkalinity to pH 4.5 as CaCO3mg/l250220260260280220280260260250
0180Orthophosphate, reactive as Pmg/l0.170.110.130.120.0880.0850.0790.0880.130.076
9901Oxygen, Dissolved, % Saturation%94.3100.790.694.692.289.7100.3102.293.1109
9924Oxygen, Dissolved as O2mg/l9.3611.310.211.511.710.110.911.19.4210.7

Samples from 19 Nov 2019 to 14 Aug 2023

NotationDeterminandUnits19 Nov
2019
11:08
2 Dec
2019
13:33
14 Jan
2020
10:34
12 Feb
2020
10:34
11 Mar
2020
12:31
18 Apr
2023
13:41
18 May
2023
10:02
20 Jun
2023
15:02
17 Jul
2023
15:13
14 Aug
2023
10:07
0061pH8.227.837.9287.968.167.977.958.067.75
0076Temperature of Water°C6.267.95.211.513.212.918.817.216.9
0077Conductivity at 25 Cμs/cm896890859851822819877937924913
0085BOD : 5 Day ATUmg/l1.091.2< 11.51.31.31.3
0111Ammoniacal Nitrogen as Nmg/l0.0330.0470.0350.031< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l12.7131111101010119.89.4
0117Nitrate as Nmg/l12.712.911119.989.989.97119.759.35
0118Nitrite as Nmg/l0.04190.0520.0440.030.0230.020.0310.0380.050.05
0119Ammonia un-ionised as Nmg/l0.000460.000430.000460.0004< 0.00056< 0.00069< 0.00063< 0.00093< 0.00092< 0.00052
0162Alkalinity to pH 4.5 as CaCO3mg/l258250250250260260280250250250
0180Orthophosphate, reactive as Pmg/l0.1320.110.120.10.0740.050.110.120.140.11
0235Magnesium, Dissolvedmg/l4.64.44.44.5
0239Calcium, Dissolvedmg/l130140140140
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l5.145.94.73.95.1
6460Iron, Dissolvedμg/l120384843
9901Oxygen, Dissolved, % Saturation%87.888.987.2101.8100.6126.194.8111.612269.7
9924Oxygen, Dissolved as O2mg/l10.911.110.312.910.913.29.9910.411.76.73