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sampling point
R Irwell At Footbridge U/S Forest Bank

Description RIVER IRWELL AT FOOTBRIDGE U/S FOREST BANK
Sampling point ID NW-88022958
Type Freshwater – Rivers
Status open
Location easting northing: 380033 402406
lat lon: 53.517932, -2.302595
Area Greater Manchester Merseyside And Cheshire
Sub-Area Manchester
Summary 122 samples taken between 2024 and 2012

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
  • Bifenthrin
  • C - Org Filt
  • CHLOROPHYLL
  • COD as O2
  • Ca Filtered
  • Chloride Ion
  • Cond @ 25C
  • Cypermeth ID
  • Cypermethrin
  • DELTAMETHRIN
  • Fe- Filt
  • Flumethrin
  • HBCDD
  • L Cyhalothrn
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • PFOS
  • Permethrn-Tr
  • Permethrn-cs
  • SiO2 Rv
  • Sld Sus@105C
  • Temp Water
  • pFoctanoate
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 122 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Jun 2023 to 13 Mar 2024

NotationDeterminandUnits 8 Jun
2023
11:06
12 Jul
2023
12:29
16 Aug
2023
08:49
18 Sep
2023
12:08
6 Oct
2023
12:10
7 Nov
2023
10:50
13 Dec
2023
11:24
16 Jan
2024
12:06
8 Feb
2024
12:25
13 Mar
2024
08:47
0061pH7.697.537.637.917.657.77.687.857.657.51
0076Temperature of Water°C14.816.615.814.714.49.97.53.36.19.2
0077Conductivity at 25 Cμs/cm482348290367150182272625414427
0085BOD : 5 Day ATUmg/l1.91.67.9432.42.42.1< 3
0111Ammoniacal Nitrogen as Nmg/l0.260.0990.70.160.170.191.20.911.2
0116Nitrogen, Total Oxidised as Nmg/l5.81.940.911.12.243.2
0117Nitrate as Nmg/l5.691.863.860.8871.082.173.913.09
0118Nitrite as Nmg/l0.110.0380.140.0230.0190.0310.090.11
0119Ammonia un-ionised as Nmg/l0.003340.001190.01470.001820.001560.001390.00950.005610.00676
0135Solids, Suspended at 105 Cmg/l5.77.93315041137.59.511
0162Alkalinity to pH 4.5 as CaCO3mg/l847474465566867380
0172Chloridemg/l3919298.61120955440
0180Orthophosphate, reactive as Pmg/l0.090.0490.0540.0580.0460.0370.0480.0450.093
9901Oxygen, Dissolved, % Saturation%97.290.497.796.8106102.396.797.798.291.5
9924Oxygen, Dissolved as O2mg/l9.818.799.669.810.811.611.61312.210.5

Samples from 16 Jun 2022 to 8 Mar 2023

NotationDeterminandUnits16 Jun
2022
11:52
4 Jul
2022
14:04
18 Aug
2022
13:21
16 Sep
2022
10:52
11 Oct
2022
12:40
1 Nov
2022
11:13
7 Dec
2022
13:04
31 Jan
2023
13:17
15 Feb
2023
13:52
8 Mar
2023
13:32
0061pH7.737.597.617.77.767.557.637.557.677.79
0076Temperature of Water°C16.516.218.213.911.811.95.87.66.95
0077Conductivity at 25 Cμs/cm507440502470333215433504465484
0085BOD : 5 Day ATUmg/l3.51.61.91.526.62.22.42.42.5
0111Ammoniacal Nitrogen as Nmg/l0.420.150.0570.0880.0630.280.180.490.570.35
0116Nitrogen, Total Oxidised as Nmg/l5.84.35.94.52.81.75.34.75.44.9
0117Nitrate as Nmg/l5.684.235.874.452.771.675.244.65.34.82
0118Nitrite as Nmg/l0.120.0720.0290.0510.0320.0330.0620.0970.0970.077
0119Ammonia un-ionised as Nmg/l0.00670.00170.000780.001080.000760.002110.001040.002690.00390.00274
0135Solids, Suspended at 105 Cmg/l5.666.15.881106.48.19.84.7
0162Alkalinity to pH 4.5 as CaCO3mg/l92859085735680798476
0172Chloridemg/l43374439231534573753
0180Orthophosphate, reactive as Pmg/l0.190.0790.160.0870.060.0980.120.0510.0690.077
9901Oxygen, Dissolved, % Saturation%98.398.298.891.894.89897.295.999.2102.6
9924Oxygen, Dissolved as O2mg/l9.579.629.299.4510.210.612.111.412.113.1