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sampling point
R.Lark Tollgate Rd.Br.

Description R.LARK TOLLGATE RD.BR.
Sampling point ID AN-37M07
Type Freshwater – Rivers
Status open
Location easting northing: 585200 266100
lat lon: 52.261869, 0.712344
Area Cambridgeshire And Bedfordshire
Sub-Area Ely Team Sub Area
Summary 243 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.

40 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • Boron - as B
  • C - Org Filt
  • Ca Filtered
  • Cadmium - Cd
  • Cd DW <63
  • Cd - Dry Wt
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Cu BLM Bio
  • Cu Filtered
  • Fe- Filt
  • Hg DW <63
  • Hg - Dry Wt
  • Mercury - Hg
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Inorganic
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Ni BLM Bio
  • Ni- Filtered
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • O Diss% Satn
  • O Dissolved
  • Oil,Grse,Fat
  • Orthophospht
  • Oxygen Diss
  • Temp Water
  • Turbidity
  • TurbidityNTU
  • pH
  • pH Inst unit

Sampling results

Displaying the twenty most recent samples. You can see all 243 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 1 Aug 2023 to 18 Jun 2024

NotationDeterminandUnits 1 Aug
2023
11:33
19 Sep
2023
13:21
16 Oct
2023
11:02
16 Nov
2023
12:19
1 Dec
2023
11:08
19 Feb
2024
10:50
18 Mar
2024
10:42
15 Apr
2024
11:52
16 May
2024
15:28
18 Jun
2024
11:25
0061pH7.497.547.627.867.727.97.787.567.677.57
0076Temperature of Water°C14.815.39.58.759.210.410.114.114.8
0077Conductivity at 25 Cμs/cm829759744789901576873674530903
0085BOD : 5 Day ATUmg/l< 21.311< 5< 1
0111Ammoniacal Nitrogen as Nmg/l0.140.0630.30.0480.0590.0370.0490.210.120.073
0116Nitrogen, Total Oxidised as Nmg/l4.645.68.98.57.67.95.63.86.8
0117Nitrate as Nmg/l4.523.95.538.858.417.587.875.573.766.75
0118Nitrite as Nmg/l0.0760.10.0710.0510.0880.0220.0340.0270.0420.05
0119Ammonia un-ionised as Nmg/l0.001140.00060.002220.000580.000390.000510.000560.001420.00140.00071
0162Alkalinity to pH 4.5 as CaCO3mg/l290260250300340230330240190330
0180Orthophosphate, reactive as Pmg/l0.120.160.110.0840.0750.0730.080.0840.0890.082
0239Calcium, Dissolvedmg/l120150
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l3.14.4
3410Nickel, Dissolvedμg/l9.33.9
3878Nickel : BLM Bioavailableμg/l3.61.4
9901Oxygen, Dissolved, % Saturation%86.485.585.790.480.987.8108.192.980.9101.2
9924Oxygen, Dissolved as O2mg/l8.738.549.7710.510.310.112.110.48.310.2

Samples from 18 Oct 2022 to 17 Jul 2023

NotationDeterminandUnits18 Oct
2022
10:55
10 Nov
2022
11:22
13 Dec
2022
14:33
18 Jan
2023
13:25
14 Feb
2023
13:36
20 Mar
2023
12:56
20 Apr
2023
11:52
17 May
2023
11:39
20 Jun
2023
11:53
17 Jul
2023
14:06
0061pH7.447.57.567.97.918.098.117.987.447.57
0076Temperature of Water°C10.811.54.83.788.710.412.617.816.3
0077Conductivity at 25 Cμs/cm770735964844921758840881451857
0085BOD : 5 Day ATUmg/l< 3< 11.31.31.42.31.3> 19
0111Ammoniacal Nitrogen as Nmg/l0.130.150.170.0850.047< 0.030.035< 0.03< 0.030.28
0116Nitrogen, Total Oxidised as Nmg/l3.95.56.8148.9129.270.744.8
0117Nitrate as Nmg/l3.835.426.76148.87129.156.96< 1.0e-054.72
0118Nitrite as Nmg/l0.0730.0810.0410.0340.0310.0260.0480.0360.740.081
0119Ammonia un-ionised as Nmg/l0.00070.000980.000770.000780.0006< 0.00050.00066< 0.00063< 0.000270.00306
0162Alkalinity to pH 4.5 as CaCO3mg/l280240320270310270300310150290
0180Orthophosphate, reactive as Pmg/l0.120.160.120.0790.0730.060.0340.0550.0380.18
0239Calcium, Dissolvedmg/l61
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l17
3410Nickel, Dissolvedμg/l2.7
3878Nickel : BLM Bioavailableμg/l0.38
9901Oxygen, Dissolved, % Saturation%53.973.580.494.9119.8101.2143.3136.265.897.4
9924Oxygen, Dissolved as O2mg/l5.967.9910.312.514.211.81614.46.249.53