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sampling point
Sharnbrook(Yelnoe Bk) D/S Colworth House

Description SHARNBROOK(YELNOE BK) D/S COLWORTH HOUSE
Sampling point ID AN-11M19
Type Freshwater – Rivers
Status open
Location easting northing: 499100 259900
lat lon: 52.228386, -0.550478
Area Cambridgeshire And Bedfordshire
Sub-Area Brampton Team Sub Area
Summary 266 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.

69 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • C - Org Filt
  • CHLOROPHYLL
  • CN Free
  • COD as O2
  • Ca Filtered
  • Cadmium - Cd
  • Calcium - Ca
  • Cd DW <63
  • Cd - Dry Wt
  • Cd Filtered
  • Chloride Ion
  • Chromium -Cr
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr DW <63
  • Cr - Dry Wt
  • Cr Hex Filt
  • Cr Hexavalnt
  • Cr- Filtered
  • Cu - Dry Wt
  • Cu BLM Bio
  • Cu DW <63
  • Cu Filtered
  • Cyanide - CN
  • Dry Matter %
  • DrySolids30C
  • Hardness
  • Iron - as Fe
  • Lead - as Pb
  • Magnesium-Mg
  • Mg Filtered
  • Mn- Filtered
  • N Inorganic
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Ni - Dry Wt
  • Ni BLM Bio
  • Ni DW <63
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • O Diss% Satn
  • O Dissolved
  • Orthophospht
  • Oxygen Diss
  • Pb - Dry Wt
  • Pb BLM Bio
  • Pb DW <63
  • Pb Filtered
  • Sample Prep
  • SiO2 Rv
  • Sld Sus@105C
  • Solids @105C
  • Temp Water
  • Turbidity
  • TurbidityNTU
  • Zinc - as Zn
  • Zn - Dry Wt
  • Zn DW < 63
  • Zn- Filtered
  • pH
  • pH Inst unit

Sampling results

Displaying the twenty most recent samples. You can see all 266 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 7 Sep 2023 to 20 Jun 2024

NotationDeterminandUnits 7 Sep
2023
11:31		 5 Oct
2023
11:38		 1 Nov
2023
11:59		 5 Dec
2023
11:29		 4 Jan
2024
10:16		 8 Feb
2024
15:13		 5 Mar
2024
12:18		18 Apr
2024
10:11		 2 May
2024
13:45		20 Jun
2024
11:06
0052Lead, Dissolvedμg/l< 0.1< 0.1< 0.10.590.220.18< 0.1< 0.1< 0.1< 0.1
0061pH8.048.067.947.997.948.088.128.088.147.98
0076Temperature of Water°C912.512.6
0077Conductivity at 25 Cμs/cm7708471050
0085BOD : 5 Day ATUmg/l1.11.21.1
0092Chemical Oxygen Demand :- {COD}mg/l171119
0106Cadmium, Dissolvedμg/l< 0.01< 0.01< 0.010.019< 0.010.01< 0.01< 0.01< 0.01< 0.01
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l6.15.87.7
0117Nitrate as Nmg/l6.095.787.69
0118Nitrite as Nmg/l0.010.0170.0097
0119Ammonia un-ionised as Nmg/l< 0.00063
0135Solids, Suspended at 105 Cmg/l8.19.719
0158Hardness, Total as CaCO3mg/l359327358
0162Alkalinity to pH 4.5 as CaCO3mg/l310
0172Chloridemg/l434385
0174Cyanide : Free as CNmg/l< 0.005< 0.005< 0.005
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005
0180Orthophosphate, reactive as Pmg/l0.150.140.28
0182Silica, reactive as SiO2mg/l6.87.25.9
0235Magnesium, Dissolvedmg/l9.88.38.35.96.64.78.18.18.59.9
0237Magnesiummg/l8.36.78.2
0239Calcium, Dissolvedmg/l14013013010012083130130140150
0241Calciummg/l130120130
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l4.345.86.917.45.15.55.13.9
3377Lead : BLM Bioavailableμg/l0.010.010.010.090.220.020.010.010.010.01
3408Zinc, Dissolvedμg/l1.832.6
3409Chromium, Dissolvedμg/l< 0.5< 0.5< 0.5
3410Nickel, Dissolvedμg/l1.31.31.82.40.741.81.31.41.41.5
3878Nickel : BLM Bioavailableμg/l0.590.690.770.820.580.570.550.720.650.63
4821Copper : BLM Bioavailableμg/l0.160.760.2
6450Copper, Dissolvedμg/l1.41.52.3
6455Zincμg/l< 56.88.5
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l0.0890.052
7887Chlorophyll : Acetone Extractμg/l2.42.712
9901Oxygen, Dissolved, % Saturation%94.494.991.6
9924Oxygen, Dissolved as O2mg/l10.910.19.71

Samples from 6 Nov 2019 to 10 Aug 2023

NotationDeterminandUnits 6 Nov
2019
09:00		 4 Dec
2019
10:54		16 Jan
2020
09:04		20 Feb
2020
08:55		 6 Mar
2020
10:00		21 Apr
2023
09:32		 4 May
2023
13:54		 5 Jun
2023
10:16		 4 Jul
2023
09:29		10 Aug
2023
11:32
0052Lead, Dissolvedμg/l0.16< 0.10.91< 0.1< 0.1< 0.1< 0.1< 0.1< 0.1
0061pH7.988.137.968.058.18.118.138.078.047.92
0062Conductivity at 20 Cμs/cm780
0076Temperature of Water°C8.24.977.35.9
0077Conductivity at 25 Cμs/cm840908668612880
0085BOD : 5 Day ATUmg/l1.531.51.55.31.2
0106Cadmium, Dissolvedμg/l< 0.01< 0.010.022< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01
0111Ammoniacal Nitrogen as Nmg/l< 0.030.079< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l10.213129.810
0117Nitrate as Nmg/l10.112.9129.789.97
0118Nitrite as Nmg/l0.1290.0820.0240.0170.026
0119Ammonia un-ionised as Nmg/l< 0.000460.00099< 0.0004< 0.00045< 0.0004
0158Hardness, Total as CaCO3mg/l301386416
0162Alkalinity to pH 4.5 as CaCO3mg/l263280220280290
0174Cyanide : Free as CNmg/l< 0.005< 0.005< 0.005
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005
0180Orthophosphate, reactive as Pmg/l0.4790.320.0860.140.22
0235Magnesium, Dissolvedmg/l8.459.66.588.89.310109.2
0237Magnesiummg/l6.69.110
0239Calcium, Dissolvedmg/l133150110130140150160150140
0241Calciummg/l110140150
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l5.814.46.27.34.64.43.53.353.9
3377Lead : BLM Bioavailableμg/l0.030.010.150.010.010.010.020.010.01
3408Zinc, Dissolvedμg/l7.23.51.4
3409Chromium, Dissolvedμg/l2.1< 0.5< 0.5
3410Nickel, Dissolvedμg/l1.412.11.11.51.31.31.31.3
3878Nickel : BLM Bioavailableμg/l0.470.460.670.340.680.750.670.540.62
4821Copper : BLM Bioavailableμg/l0.160.170.05
6396Turbidityntu7.5
6450Copper, Dissolvedμg/l3.31.90.7
6455Zincμg/l8.69.9< 5
6619Chromium Hexavalent, Dissolved :- {Cr VI}μg/l0.0760.33
9901Oxygen, Dissolved, % Saturation%81.687.598.887.6101.7
9924Oxygen, Dissolved as O2mg/l9.611.21210.512.7