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sampling point
Calder At Dr Reddy's Bridge - Mirfield

Description CALDER AT DR REDDY'S BRIDGE - STEANARD LANE - MIRFIELD
Sampling point ID NE-49500619
Type Freshwater – Rivers
Status open
Location easting northing: 421460 419460
lat lon: 53.671165, -1.676646
Area Yorkshire
Sub-Area Aire, Calder, Wharfe
Summary 259 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.

96 determinands have been measured at this site
  • 2,3,6-TBA
  • 2,4-D
  • 2,4-DB
  • 245-T
  • 2Phenoxyprop
  • 4-CAA
  • 4Phenoxbutyr
  • Action taken
  • Alky Instrum
  • Alky pH 4.5
  • Ammonia(N)
  • Atrazine
  • Azinphos Myl
  • BOD ATU
  • Benazolin
  • Bentazone
  • Bromoxynil
  • Calcium - Ca
  • Carbophenthn
  • Chlorfenvphs
  • Chloride Ion
  • Clopyralid
  • ColourAbnoml
  • Cond @ 20C
  • Cond @ 25C
  • Coumaphos
  • Cu Filtered
  • Desmetryne
  • Diazinon
  • Dicamba
  • Dichlorprop
  • Dichlorvos
  • DtrgtAncSyn
  • Fenchlorphos
  • Fenitrothion
  • Fenoprop
  • Fenthion
  • Fluoroxypyr
  • Foam Visible
  • Hardness
  • Ioxynil
  • Liqcolour-mn
  • Liqcolour-se
  • Liqcolour-st
  • MCPA
  • MCPB
  • Magnesium-Mg
  • Malathion
  • Mecoprop
  • Mevinphos
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Obs Flow ROC
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • PFOS
  • PFdecncAcid
  • PFdodencAcid
  • PFheptncAcid
  • PFhexncAcid
  • PFnonncAcid
  • PFoctncAcid
  • PFpentncAcid
  • PFtetdncAcid
  • PFundencAcid
  • Parathion
  • ParathionMyl
  • Permethrn-Tr
  • Permethrn-cs
  • Permthrn c+t
  • Phenol Odour
  • PhenoxytcAcd
  • Pichloram
  • Prometryn
  • Propazine
  • Propetamphos
  • Sample Depth
  • Simazine
  • Sld Sus@105C
  • Solid quanty
  • Temp Water
  • Terbutryne
  • Triazophos
  • Triclopyr
  • Type of Flow
  • Water Depth
  • Weth7Dy-Prec
  • Weth7Dy-Temp
  • WethPresPrec
  • WethPresTemp
  • Zinc - as Zn
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 259 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 5 Feb 2021 to 19 Aug 2024

NotationDeterminandUnits 5 Feb
2021
09:51
9 Mar
2021
10:32
9 Apr
2021
10:45
7 May
2021
10:13
2 Jun
2021
10:40
6 Jul
2021
11:22
11 Aug
2021
14:09
6 Jun
2024
11:18
15 Jul
2024
10:22
19 Aug
2024
10:29
0061pH8.027.697.567.857.787.627.57.517.347.34
0076Temperature of Water°C5.76.47.88.81515.316.513.915.416
0077Conductivity at 25 Cμs/cm273411491375422307331427429519
0085BOD : 5 Day ATUmg/l< 4< 3
0111Ammoniacal Nitrogen as Nmg/l0.0990.460.380.120.220.390.0890.320.340.069
0116Nitrogen, Total Oxidised as Nmg/l23.54.82.94.52.63.85.65.57.9
0117Nitrate as Nmg/l1.993.454.742.874.442.513.775.525.417.88
0118Nitrite as Nmg/l0.00730.0480.0570.0340.0640.0890.0310.0760.0950.018
0119Ammonia un-ionised as Nmg/l0.001320.003180.002160.001430.003520.004430.000840.002550.002050.00044
0162Alkalinity to pH 4.5 as CaCO3mg/l29505246504841435054
0180Orthophosphate, reactive as Pmg/l0.0420.170.180.250.310.130.110.20.220.33
9901Oxygen, Dissolved, % Saturation%88.990.887.284.976.574.194.393.192.988.9
9924Oxygen, Dissolved as O2mg/l11.111.210.49.847.697.49.199.599.268.75

Samples from 24 Jul 2019 to 8 Jan 2021

NotationDeterminandUnits24 Jul
2019
11:21
14 Oct
2019
14:32
20 Nov
2019
11:15
14 Jan
2020
13:56
19 Feb
2020
09:47
19 Mar
2020
13:16
13 Oct
2020
12:35
12 Nov
2020
11:25
3 Dec
2020
11:03
8 Jan
2021
09:51
0061pH7.747.827.757.47.528.028.37.958.077.58
0076Temperature of Water°C20.510.96.16.55.77.910.110.16.74.7
0077Conductivity at 25 Cμs/cm467251311270316309276307319511
0085BOD : 5 Day ATUmg/l3.351.82.21.8
0111Ammoniacal Nitrogen as Nmg/l0.2530.110.2190.140.150.160.110.0980.0930.29
0116Nitrogen, Total Oxidised as Nmg/l4.252.52.942.32.42.22.83.13.34.2
0117Nitrate as Nmg/l4.192.482.912.282.382.182.773.073.274.1
0118Nitrite as Nmg/l0.06240.0180.03470.0250.0180.0220.0270.030.0350.097
0119Ammonia un-ionised as Nmg/l0.005530.001430.00170.00050.000670.00250.002020.001610.001330.00137
0162Alkalinity to pH 4.5 as CaCO3mg/l54364331343438424045
0180Orthophosphate, reactive as Pmg/l0.1860.0680.0850.10.0650.120.090.120.120.18
9341cis-Permethrinμg/l< 0.002< 0.002< 0.002< 0.002
9342trans-Permethrinμg/l< 0.001< 0.001< 0.001< 0.001
9823Permethrin (cis- and trans-)μg/l< 0.003< 0.003< 0.003< 0.003
9901Oxygen, Dissolved, % Saturation%84.998.995.69794.492.491.281.789.285.6
9924Oxygen, Dissolved as O2mg/l7.6310.911.911.911.81110.39.1810.911