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sampling point
Pearl Brook U/S Horwich Final

Description PEARL BROOK U/S HORWICH FINAL
Sampling point ID NW-88003106
Type Freshwater – Rivers
Status open
Location easting northing: 362280 410950
lat lon: 53.593746, -2.571359
Area Cumbria And Lancashire
Sub-Area Ribble / Douglas
Summary 154 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.

49 determinands have been measured at this site
  • Al- Filtered
  • Alky pH 4.5
  • Aluminium-Al
  • Ammonia(N)
  • Arsenic - As
  • BOD ATU
  • C - Org Filt
  • CHLOROPHYLL
  • 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
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • OMR Smpl Num
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • Pb Filtered
  • Phenol Odour
  • SiO2 Rv
  • 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 154 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 4 May 2017 to 6 Aug 2024

NotationDeterminandUnits 4 May
2017
13:30
3 Aug
2017
13:50
3 Nov
2017
15:02
15 Mar
2018
13:26
5 Jun
2018
11:17
8 Apr
2024
08:42
8 May
2024
11:48
12 Jun
2024
09:26
5 Jul
2024
09:48
6 Aug
2024
11:00
0061pH7.827.67.727.587.947.627.667.647.417.47
0076Temperature of Water°C11.614.610.27.913.19.212.110.911.714.7
0077Conductivity at 25 Cμs/cm457345401450591358390557750457
0111Ammoniacal Nitrogen as Nmg/l0.1560.090.1420.0980.1380.0690.0920.18< 0.030.1
0116Nitrogen, Total Oxidised as Nmg/l0.840.941.051.371.04111.3< 0.21.1
0117Nitrate as Nmg/l0.8220.9251.041.360.9750.9920.991.23< 0.1961.09
0118Nitrite as Nmg/l0.01820.0150.01080.010.06540.00830.00970.072< 0.0040.011
0119Ammonia un-ionised as Nmg/l0.002130.000930.001390.000590.002760.00050.00090.00155< 0.000160.00077
0162Alkalinity to pH 4.5 as CaCO3mg/l1239411094131859415083120
0180Orthophosphate, reactive as Pmg/l0.0930.0760.0520.0680.1560.0280.180.422.40.077
9901Oxygen, Dissolved, % Saturation%102.689.793.896.289.694.597.589.484.587.7
9924Oxygen, Dissolved as O2mg/l11.19.110.511.49.410.910.59.869.158.88

Samples from 3 Nov 2014 to 9 Feb 2017

NotationDeterminandUnits 3 Nov
2014
14:13
9 Mar
2015
12:46
3 Jun
2015
14:24
9 Sep
2015
11:37
1 Dec
2015
13:31
7 Jan
2016
13:43
7 Apr
2016
08:39
14 Jul
2016
13:06
5 Oct
2016
14:29
9 Feb
2017
14:36
0061pH7.77.738.047.267.677.477.617.797.97.48
0076Temperature of Water°C9.85.911.911.88.87.97.813.4125.6
0077Conductivity at 25 Cμs/cm387674362469331281147359753390
0111Ammoniacal Nitrogen as Nmg/l0.0950.2120.081.830.0581.733.920.070.220.187
0116Nitrogen, Total Oxidised as Nmg/l1.020.911.081.541.521.390.91.051.271.25
0117Nitrate as Nmg/l1.010.8921.061.381.511.360.8641.041.021.24
0118Nitrite as Nmg/l0.00950.01850.01940.1650.00790.02720.03610.01150.2530.0109
0119Ammonia un-ionised as Nmg/l0.000860.001550.001680.007050.000460.008070.0250.001020.003710.00075
0162Alkalinity to pH 4.5 as CaCO3mg/l8680811277273829413696
0180Orthophosphate, reactive as Pmg/l0.060.0360.1880.2960.0550.3720.6030.0370.4640.084
9901Oxygen, Dissolved, % Saturation%91.794.388.287.292.286.481.7101.291.190.9
9924Oxygen, Dissolved as O2mg/l10.411.89.519.4210.710.29.7110.59.811.4