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sampling point
Bentley Brook - Mayfield

Description BENTLEY/BRADBOURNE/BLETCH BROOK - MAYFIELD
Sampling point ID MD-57202050
Type Freshwater – Rivers
Status open
Location easting northing: 416048 346249
lat lon: 53.013298, -1.762247
Area Staffordshire Warwickshire And West Midlands
Sub-Area Upper Trent And Tame
Summary 255 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.

35 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • Cadmium - Cd
  • Calcium - Ca
  • Cd Filtered
  • Chloride Ion
  • Cond - Field
  • Cond @ 20C
  • Cond @ 25C
  • Cu Filtered
  • Hardness
  • Magnesium-Mg
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • Phenol Odour
  • Potassium- K
  • Sld Sus@105C
  • Temp Water
  • Weth-Visibty
  • Weth7Dy-Prec
  • Weth7Dy-Temp
  • Weth7Dy-Vsy
  • WethPresPrec
  • WethPresTemp
  • Zinc - as Zn
  • pH
  • pH in-situ

Sampling results

Displaying the twenty most recent samples. You can see all 255 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 6 Jul 2023 to 26 Jun 2024

NotationDeterminandUnits 6 Jul
2023
11:36
14 Aug
2023
10:12
8 Sep
2023
13:19
4 Oct
2023
08:56
7 Nov
2023
09:09
1 Dec
2023
12:11
4 Jan
2024
09:35
16 Feb
2024
09:48
6 Mar
2024
11:36
26 Jun
2024
12:10
0061pH8.197.938.098.168.098.268.068.028.158.24
0076Temperature of Water°C13.914.917.411.98.64.97.39.17.816.3
0077Conductivity at 25 Cμs/cm630608636531528581494516578605
0085BOD : 5 Day ATUmg/l1.6
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.030.031< 0.030.034< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l7.35.76.22.634.43.13.44.25.8
0117Nitrate as Nmg/l7.295.76.192.62.994.393.093.394.195.79
0118Nitrite as Nmg/l0.00710.00430.0063< 0.0040.0120.00830.0110.00870.0060.0054
0119Ammonia un-ionised as Nmg/l< 0.00073< 0.00067< 0.00094< 0.000630.00051< 0.000380.00051< 0.00051< 0.00047< 0.00087
0162Alkalinity to pH 4.5 as CaCO3mg/l210220220210240250210230250250
0180Orthophosphate, reactive as Pmg/l0.70.480.50.30.120.110.0720.120.120.24
9901Oxygen, Dissolved, % Saturation%98.791.6104.992.994.896.192.595.8102.5102.6
9924Oxygen, Dissolved as O2mg/l10.29.2310101112.311.11112.210

Samples from 5 Feb 2021 to 6 Jun 2023

NotationDeterminandUnits 5 Feb
2021
12:18
12 Mar
2021
10:39
16 Apr
2021
09:26
6 May
2021
08:50
18 Jun
2021
08:06
5 Jul
2021
09:30
5 Aug
2021
12:16
25 Apr
2023
10:36
10 May
2023
10:06
6 Jun
2023
11:16
0061pH88.18.248.188.18.18.128.318.238.08
0076Temperature of Water°C6.15.97.47.912.614.115.37.911.112
0077Conductivity at 25 Cμs/cm361521626604397509635585591617
0111Ammoniacal Nitrogen as Nmg/l0.040.039< 0.03< 0.03< 0.030.870.051< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l1.71.875.43.43.69.34.44.76
0117Nitrate as Nmg/l1.691.796.995.393.393.549.284.44.695.99
0118Nitrite as Nmg/l0.00770.0140.00780.00840.00930.0640.0170.00470.00560.0075
0119Ammonia un-ionised as Nmg/l0.000550.00053< 0.00045< 0.00047< 0.000660.02140.00137< 0.00047< 0.00059< 0.00063
0162Alkalinity to pH 4.5 as CaCO3mg/l160160250230230180210270230250
0180Orthophosphate, reactive as Pmg/l0.0530.0530.110.140.0220.210.960.170.250.51
9901Oxygen, Dissolved, % Saturation%9599101101.110087.796.3103.9100.898.8
9924Oxygen, Dissolved as O2mg/l11.812.312.11210.699.6212.311.110.6