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sampling point
River Ottery At Yeolmbridge

Description RIVER OTTERY AT YEOLMBRIDGE
Sampling point ID SW-91221117
Type Freshwater – Rivers
Status open
Location easting northing: 231820 87380
lat lon: 50.661742, -4.380925
Area Devon And Cornwall
Sub-Area Central Devon And Cornwall
Summary 28 samples taken between 2019 and 2015

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.

60 determinands have been measured at this site
  • 1234678HpCDD
  • 1234678HpCDF
  • 123478-HxCDD
  • 1234789HpCDF
  • 123478HxCDF
  • 123678-HxCDD
  • 123678HxCDF
  • 123789-HxCDD
  • 123789HxCDF
  • 12378PeCDD
  • 12378PeCDF
  • 234678HxCDF
  • 23478PeCDF
  • 2378-TCDD
  • 2378-TCDF
  • Alky pH 4.5
  • Ammonia(N)
  • C - Org Filt
  • Ca Filtered
  • Cond @ 25C
  • Dry Matter %
  • HBCDD
  • HBCDD TOT WW
  • Hg - Dry Wt
  • Hg - wet wt
  • Hg Filtered
  • Lipid tot ww
  • N Oxidised
  • NH3 un-ion
  • NO FLOW/SAMP
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • OCDD
  • OCDF WW
  • Orthophospht
  • Oxygen Diss
  • PCB 081
  • PCB 105 WWt
  • PCB 114
  • PCB 118 WWt
  • PCB 123
  • PCB 126 WW
  • PCB 156 WWt
  • PCB 157 WW
  • PCB 167 WW
  • PCB 169 WW
  • PCB 189 WW
  • PCB 77 WW
  • PFOA WW
  • PFOS
  • PFOS WW
  • Sample Prep
  • Temp Water
  • WHOTEQ Low B
  • a -HBCDD WW
  • b -HBCDD WW
  • g -HBCDD WW
  • pFoctanoate
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 28 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Aug 2018 to 18 Mar 2019

NotationDeterminandUnits 8 Aug
2018
11:11		22 Aug
2018
11:04		31 Aug
2018
14:41		 1 Oct
2018
10:55		16 Oct
2018
11:06		14 Nov
2018
11:09		28 Nov
2018
11:55		11 Jan
2019
10:25		 4 Feb
2019
10:18		18 Mar
2019
10:05
0061pH7.697.527.947.517.257.077.667.357.45
0103Mercury, Dissolvedμg/l< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01
0239Calcium, Dissolvedmg/l18.117.516.8201614.613.712.914.1
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l4.643.993.723.413.86.392.134.692.67
9248Hexabromocyclododecane Total: (Sum of a, b, g)μg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
9274Perfluorooctanoate anionμg/l< 0.0006< 0.0006< 0.0006< 0.0006< 0.0006< 0.0006< 0.0006< 0.001< 0.0006
9276Perfluorooctylsulphonate anionμg/l< 9.0e-050.000270.00025< 9.0e-050.000190.00028< 9.0e-05< 0.0002< 9.0e-05

Samples from 2 Dec 2015 to 23 Jul 2018

NotationDeterminandUnits 2 Dec
2015
09:39		16 Dec
2015
11:35		 9 May
2018
11:32		27 Jun
2018
11:00		27 Jun
2018
11:01		27 Jun
2018
11:02		27 Jun
2018
11:03		27 Jun
2018
11:04		12 Jul
2018
15:10		23 Jul
2018
15:00
0061pH7.267.887.977.687.5
0076Temperature of Water°C10.611.5
0077Conductivity at 25 Cμs/cm205196
0103Mercury, Dissolvedμg/l< 0.01< 0.01< 0.01
0111Ammoniacal Nitrogen as Nmg/l0.0340.121
0116Nitrogen, Total Oxidised as Nmg/l2.71.58
0117Nitrate as Nmg/l2.691.55
0118Nitrite as Nmg/l0.01010.0254
0119Ammonia un-ionised as Nmg/l0.000120.00188
0162Alkalinity to pH 4.5 as CaCO3mg/l3442
0180Orthophosphate, reactive as Pmg/l0.0230.062
0239Calcium, Dissolvedmg/l15.91615.8
0270Mercury : Dry Wtmg/kg0.3310.2690.3130.241
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l2.363.853.56
3153PCB - 118 : Wet Wtμg/kg0.390.150.0610.31
3182PCB - 189 : Wet Wtμg/kg< 0.0081< 0.0042< 0.0029< 0.0097
3183PCB - 167 : Wet Wtμg/kg< 0.13< 0.046< 0.02< 0.096
3185PCB - 157 : Wet Wtμg/kg0.023< 0.0091< 0.001< 0.016
31862,3,4,6,7,8-Hexachlorodibenzofuran : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
3188PCB - 123 : Wet Wtμg/kg< 0.048< 0.022< 0.011< 0.056
3189PCB - 114 : Wet Wtμg/kg< 0.019< 0.001< 0.001< 0.012
3190PCB - 081 : Wet Wtμg/kg< 0.001< 0.001< 0.001< 0.001
3191Octachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0005< 0.0003< 0.0005< 0.0004
3192Octachlorodibenzofuran : Wet Wtμg/kg< 0.0002< 0.0001< 0.0002< 0.0002
31932,3,7,8-Tetrachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
31942,3,7,8-Tetrachlorodibenzofuran : Wet Wtμg/kg< 0.0004< 0.0001< 0.0001< 0.0002
31952,3,4,7,8-Pentachlorodibenzofuran : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0002
31961,2,3,7,8-Pentachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0001< 0.0002< 0.0001< 0.0001
31971,2,3,7,8-Pentachlorodibenzofuran : Wet Wtμg/kg< 0.0002< 0.0002< 0.0001< 0.0002
31981,2,3,7,8,9-Hexachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
31991,2,3,7,8,9-Hexachlorodibenzofuran : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
32001,2,3,6,7,8-Hexachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
32021,2,3,6,7,8-Hexachlorodibenzofuran : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0002
32051,2,3,4,7,8-Hexachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
32461,2,3,4,7,8-Hexachlorodibenzofuran : Wet Wtμg/kg< 0.0002< 0.0001< 0.0003< 0.0001
32541,2,3,4,7,8,9-Heptachlorodibenzofuran : Wet Wtμg/kg< 0.0001< 0.0001< 0.0001< 0.0001
32551,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin : Wet Wtμg/kg< 0.0002< 0.0001< 0.0002< 0.0001
32561,2,3,4,6,7,8-Heptachlorodibenzofuran : Wet Wtμg/kg< 0.0002< 0.0002< 0.0001< 0.0002
3375Perfluorooctylsulphonate anion : Wet Wtμg/kg1.48< 1< 1< 1
3376Perfluorooctanoic acid : Wet Wtμg/kg< 1< 1< 1< 1
3378Hexabromocyclododecane TOTAL : (Sum of a, b, g) : Wet Wtμg/kg< 5< 5< 5< 5
3379Hexabromocyclododecane -gamma : Wet Wtμg/kg< 5< 5< 5< 5
3383Hexabromocyclododecane -beta : Wet Wtμg/kg< 5< 5< 5< 5
3384Hexabromocyclododecane -alpha : Wet Wtμg/kg< 5< 5< 5< 5
3385Dioxins and Furans - WHOTEQ Lower Boundμg/kg0.000280.00011< 0.00010.00022
3740PCB - 156 : Wet Wtμg/kg0.0840.027< 0.0110.063
3744PCB - 105 : Wet Wtμg/kg0.130.050.0220.11
7668No flow /No sample3
8394Sample Preparationtext1111
8648Mercury : Wet Wtμg/kg948590.573.7
8680Lipids : Total : Wet Wt%4.063.853.843.7
8905PCB - 077 : Wet Wtμg/kg0.00760.00380.00230.0087
8906PCB - 126 : Wet Wtμg/kg0.00260.001< 0.0010.002
8907PCB - 169 : Wet Wtμg/kg< 0.001< 0.001< 0.001< 0.001
9248Hexabromocyclododecane Total: (Sum of a, b, g)μg/l< 0.0002< 0.0002< 0.0002
9274Perfluorooctanoate anionμg/l< 0.0003< 0.0003< 0.0003
9276Perfluorooctylsulphonate anionμg/l< 9.0e-050.000180.00015
9901Oxygen, Dissolved, % Saturation%94.892.4
9905Dry Matter : %%28.431.628.930.6
9924Oxygen, Dissolved as O2mg/l10.510.1