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sampling point
Calder At Hebden Bridge

Description CALDER AT HEBDEN BRIDGE (VICTORIA BRIDGE)
Sampling point ID NE-49500612
Type Freshwater – Rivers
Status open
Location easting northing: 399483 426916
lat lon: 53.738615, -2.009309
Area Yorkshire
Sub-Area Aire, Calder, Wharfe
Summary 230 samples taken between 2020 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.

41 determinands have been measured at this site
  • Action taken
  • Alky pH 4.5
  • Aluminium-Al
  • Ammonia(N)
  • BOD ATU
  • Calcium - Ca
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Cu Filtered
  • GCMS S-Vol
  • Hardness
  • Iron - as Fe
  • Liqcolour-mn
  • Liqcolour-st
  • Magnesium-Mg
  • Manganse-Mn
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Obs Flow ROC
  • Oil & Grs Vs
  • Orthophospht
  • OrthophsFilt
  • Oxygen Diss
  • Phenol Odour
  • Phosphorus-P
  • Sample Depth
  • Sld Sus@105C
  • Solid quanty
  • Temp Water
  • 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 230 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Jun 2019 to 11 Mar 2020

NotationDeterminandUnits21 Jun
2019
10:47
25 Jul
2019
13:29
7 Oct
2019
12:11
20 Nov
2019
11:42
9 Dec
2019
13:54
20 Jan
2020
13:19
19 Feb
2020
14:33
25 Feb
2020
13:49
11 Mar
2020
12:00
11 Mar
2020
12:11
0061pH7.537.876.847.667.587.367.477.387.897.89
0076Temperature of Water°C12.419.110.96.35.85.55.75.46.96.9
0077Conductivity at 25 Cμs/cm1591808713591114130127107107
0111Ammoniacal Nitrogen as Nmg/l0.1090.0510.050.0440.0580.0670.0750.0450.0590.06
0116Nitrogen, Total Oxidised as Nmg/l1.231.80.60.950.7110.870.670.750.72
0117Nitrate as Nmg/l1.211.770.5960.9460.7060.9960.8660.6660.7460.716
0118Nitrite as Nmg/l0.01730.029< 0.004< 0.004< 0.0040.0042< 0.004< 0.004< 0.004< 0.004
0119Ammonia un-ionised as Nmg/l0.000810.001357.0e-050.000280.00030.00020.00030.000140.000670.00068
0162Alkalinity to pH 4.5 as CaCO3mg/l25291621151514121415
0180Orthophosphate, reactive as Pmg/l0.0760.140.0280.0280.0360.0340.0180.0170.0220.033
9901Oxygen, Dissolved, % Saturation%92.396.799.710496.499.8104.9101.394.194.1
9924Oxygen, Dissolved as O2mg/l9.838.931112.81212.613.112.811.411.4

Samples from 15 Nov 2017 to 23 May 2019

NotationDeterminandUnits15 Nov
2017
14:45
14 Dec
2017
12:09
16 Jan
2018
13:12
6 Feb
2018
14:37
12 Mar
2018
14:17
14 May
2018
14:59
20 Jun
2018
13:17
28 Nov
2018
14:47
26 Apr
2019
13:14
23 May
2019
15:18
0061pH7.57.897.647.827.118.297.487.68.18.13
0076Temperature of Water°C8.83.843.95.712.415.18.59.913.5
0077Conductivity at 25 Cμs/cm128203234260117181200128224213
0111Ammoniacal Nitrogen as Nmg/l0.0390.1240.08580.08470.05560.02920.06890.1820.182
0116Nitrogen, Total Oxidised as Nmg/l0.860.6830.7731.10.5811.431.941.682.07
0117Nitrate as Nmg/l0.8520.6780.7681.090.5771.411.91.632
0118Nitrite as Nmg/l0.007550.004850.004770.006940.003780.01530.04430.04760.0704
0119Ammonia un-ionised as Nmg/l0.000210.001120.000440.000650.00010.000630.000560.00330.00429
0162Alkalinity to pH 4.5 as CaCO3mg/l221916201429343538
0180Orthophosphate, reactive as Pmg/l0.04780.03020.02960.03630.03340.1020.1390.1420.232
9901Oxygen, Dissolved, % Saturation%104.8101.69191.297.8112.592.297.1107.6103.8
9924Oxygen, Dissolved as O2mg/l12.213.411.91212.3129.2511.312.210.8