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sampling point
Audlem Brook Ptc Weaver @ Grey's Bridge

Description AUDLEM BROOK PTC WEAVER AT GREY'S BRIDGE
Sampling point ID NW-88023133
Type Freshwater – Rivers
Status open
Location easting northing: 365683 343073
lat lon: 52.98388, -2.512589
Area Greater Manchester Merseyside And Cheshire
Sub-Area Cheshire
Summary 93 samples taken between 2024 and 2013

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.

16 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • CHLOROPHYLL
  • Chloride Ion
  • Cond @ 25C
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • Sld Sus@105C
  • Temp Water
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 93 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Jun 2023 to 11 Mar 2024

NotationDeterminandUnits 8 Jun
2023
10:14
14 Jul
2023
13:06
3 Aug
2023
12:48
14 Sep
2023
11:51
6 Oct
2023
11:25
2 Nov
2023
11:30
8 Dec
2023
11:15
10 Jan
2024
11:50
9 Feb
2024
13:47
11 Mar
2024
10:36
0061pH8.037.657.987.847.997.87.717.877.617.86
0076Temperature of Water°C1114.714.914.214.910.56.24.26.77
0077Conductivity at 25 Cμs/cm875800850757780589564659434523
0085BOD : 5 Day ATUmg/l1.42.51.8< 29.3> 212.95.611
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.030.230.0350.773.90.30.381.1
0116Nitrogen, Total Oxidised as Nmg/l14128.88.26.46.69.15.63.8
0117Nitrate as Nmg/l13.911.98.548.165.96.489.043.7
0118Nitrite as Nmg/l0.0590.110.260.0440.50.120.060.099
0119Ammonia un-ionised as Nmg/l< 0.00059< 0.000350.003970.000890.009260.02780.002660.002240.0117
0135Solids, Suspended at 105 Cmg/l8.89.98.5185991139391
0162Alkalinity to pH 4.5 as CaCO3mg/l270240250260200200210150190
0172Chloridemg/l4947444026242830
0180Orthophosphate, reactive as Pmg/l0.330.40.720.510.330.990.210.450.38
7887Chlorophyll : Acetone Extractμg/l4.22.62.82.622286.71838
9901Oxygen, Dissolved, % Saturation%99.377.882.174.483.485.485.190.591.477.7
9924Oxygen, Dissolved as O2mg/l10.97.877.618.49.5110.511.811.29.42

Samples from 18 Jul 2022 to 12 May 2023

NotationDeterminandUnits18 Jul
2022
10:31
15 Aug
2022
10:58
20 Sep
2022
11:03
4 Oct
2022
12:48
2 Nov
2022
10:58
2 Dec
2022
10:17
17 Jan
2023
11:06
3 Feb
2023
13:31
2 Mar
2023
12:40
12 May
2023
11:05
0061pH7.98.067.897.717.647.957.948.18.068.05
0076Temperature of Water°C15.316.111.812.910.47.23.496.912.2
0077Conductivity at 25 Cμs/cm909895878861867798670747811750
0085BOD : 5 Day ATUmg/l< 31.2< 11.53.11.91.41.31.81.9
0111Ammoniacal Nitrogen as Nmg/l0.0490.031< 0.03< 0.030.120.0850.130.0580.0890.05
0116Nitrogen, Total Oxidised as Nmg/l16151614191514141311
0117Nitrate as Nmg/l15.914.91613.918.814.913.913.912.910.9
0118Nitrite as Nmg/l0.140.0570.0390.0550.160.110.0840.0930.0790.11
0119Ammonia un-ionised as Nmg/l0.001050.00088< 0.00049< 0.000350.000990.001130.001270.000980.001290.00107
0135Solids, Suspended at 105 Cmg/l19137.35.3186.7107.81414
0162Alkalinity to pH 4.5 as CaCO3mg/l250260240240190210180230250240
0172Chloridemg/l57615753534234384540
0180Orthophosphate, reactive as Pmg/l0.310.380.440.370.30.180.160.190.20.32
7887Chlorophyll : Acetone Extractμg/l8.3
9901Oxygen, Dissolved, % Saturation%78.880.481.579.78888.592.192.295.594.8
9924Oxygen, Dissolved as O2mg/l7.877.898.88.399.8210.712.210.611.610.1