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sampling point
Hornsmill Brook At Hornsmill Bridge

Description HORNSMILL BROOK AT HORNSMILL BRIDGE
Sampling point ID NW-88000584
Type Freshwater – Rivers
Status open
Location easting northing: 348085 374102
lat lon: 53.261353, -2.77972
Area Greater Manchester Merseyside And Cheshire
Sub-Area Cheshire
Summary 203 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.

43 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • As-Filtered
  • BOD ATU
  • COD as O2
  • Cadmium - Cd
  • Calcium - Ca
  • Cd Filtered
  • Chloride Ion
  • Chromium -Cr
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr- Filtered
  • Cu Filtered
  • Hardness
  • Lead - as Pb
  • Magnesium-Mg
  • Mercury - Hg
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • OMR Smpl Num
  • Orthophospht
  • Oxygen Diss
  • Pb Filtered
  • Sld NV@500C
  • Sld Sus@105C
  • Temp Water
  • Weth-Visibty
  • Weth7Dy-Prec
  • Weth7Dy-Temp
  • Weth7Dy-Vsy
  • WethPresPrec
  • WethPresTemp
  • Zinc - as Zn
  • Zn- Filtered
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 203 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 5 Sep 2023 to 17 Jun 2024

NotationDeterminandUnits 5 Sep
2023
12:35
17 Oct
2023
12:34
21 Nov
2023
13:59
4 Dec
2023
10:58
18 Jan
2024
11:44
26 Feb
2024
09:55
18 Mar
2024
09:53
17 Apr
2024
13:32
14 May
2024
13:57
17 Jun
2024
13:17
0061pH7.687.657.667.467.77.787.847.737.657.72
0076Temperature of Water°C15.210.79.651.95.28.110.214.113.5
0077Conductivity at 25 Cμs/cm707522463364568475578468578650
0085BOD : 5 Day ATUmg/l2.11.91.83< 1
0111Ammoniacal Nitrogen as Nmg/l0.0460.0860.120.30.140.0880.160.140.0780.071
0116Nitrogen, Total Oxidised as Nmg/l8.14.23.12.35.84.33.63.95.57.7
0117Nitrate as Nmg/l8.074.173.072.285.784.273.573.875.437.65
0118Nitrite as Nmg/l0.0320.0290.0340.0230.0230.0320.0290.030.0740.047
0119Ammonia un-ionised as Nmg/l0.00060.000750.000980.00110.000710.000680.001760.00140.000870.00089
0162Alkalinity to pH 4.5 as CaCO3mg/l240190180140190170180180200210
0180Orthophosphate, reactive as Pmg/l0.140.140.170.130.0930.0880.0840.130.140.12
9901Oxygen, Dissolved, % Saturation%8690.691.19494.993.890.287.576.484.5
9924Oxygen, Dissolved as O2mg/l8.611010.41213.111.910.69.817.848.78

Samples from 2 Oct 2019 to 2 Aug 2023

NotationDeterminandUnits 2 Oct
2019
15:16
7 Nov
2019
12:59
3 Dec
2019
12:33
8 Jan
2020
11:32
5 Feb
2020
12:33
12 Mar
2020
11:49
24 May
2023
10:07
16 Jun
2023
13:22
18 Jul
2023
12:52
2 Aug
2023
11:45
0061pH7.77.287.77.787.827.967.827.868.147.61
0076Temperature of Water°C12.28.1586.16.411.916.814.315.4
0077Conductivity at 25 Cμs/cm438242547575549485728799675481
0085BOD : 5 Day ATUmg/l2.14.841.61.321.71.1< 3
0111Ammoniacal Nitrogen as Nmg/l0.160.2740.240.120.120.570.0570.0730.110.18
0116Nitrogen, Total Oxidised as Nmg/l3.71.584.96.15.13.99.7117.64.3
0117Nitrate as Nmg/l3.651.564.866.065.073.889.6510.97.544.24
0118Nitrite as Nmg/l0.0470.01780.0420.0410.0290.0240.0470.0870.0580.062
0119Ammonia un-ionised as Nmg/l0.001740.000840.001530.001150.001090.007290.000790.00160.002750.00202
0135Solids, Suspended at 105 Cmg/l3011012162525
0162Alkalinity to pH 4.5 as CaCO3mg/l1609099190190150220250200170
0172Chloridemg/l2111.928333028
0180Orthophosphate, reactive as Pmg/l0.170.2520.130.130.130.160.120.140.160.27
9901Oxygen, Dissolved, % Saturation%85.680.885.58987.79389.681.18187.7
9924Oxygen, Dissolved as O2mg/l9.169.5310.910.510.911.49.667.858.278.74