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sampling point
River Otter At Clapperlane Bridge

Description RIVER OTTER AT CLAPPERLANE BRIDGE
Sampling point ID SW-70420229
Type Freshwater – Rivers
Status open
Location easting northing: 316320 101176
lat lon: 50.804073, -3.188887
Area Devon And Cornwall
Sub-Area East Devon And Cornwall
Summary 101 samples taken between 2018 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.

32 determinands have been measured at this site
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • Calcium - Ca
  • Chloride Ion
  • Cond @ 25C
  • Cu Filtered
  • E.coli C-MF
  • Hardness
  • Hdnss Ca
  • Hdnss Mg
  • IE Conf
  • IE Pres
  • Magnesium-Mg
  • N Inorganic
  • N Oxidised
  • NATGRIDREF
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • Potassium- K
  • Sld Sus@105C
  • Temp Water
  • TurbidityNTU
  • Type of Flow
  • WethPresPrec
  • Zinc - as Zn
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 101 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 25 Nov 2015 to 6 Jun 2018

NotationDeterminandUnits25 Nov
2015
13:04
8 Jan
2016
10:19
12 Apr
2016
08:41
4 Jul
2016
11:23
10 Oct
2016
12:20
2 Feb
2017
13:01
31 Aug
2017
09:06
13 Nov
2017
14:07
5 Mar
2018
10:14
6 Jun
2018
11:53
0061pH7.867.87.98.068.437.6287.97.918.26
0076Temperature of Water°C9.45.77.814.110.3913.37.13.815.6
0077Conductivity at 25 Cμs/cm323275302332347167350342245322
0111Ammoniacal Nitrogen as Nmg/l0.0530.1360.061< 0.03< 0.030.103< 0.030.0990.3480.043
0116Nitrogen, Total Oxidised as Nmg/l2.382.762.892.612.742.612.342.972.592.94
0117Nitrate as Nmg/l2.352.742.862.62.742.592.342.932.572.91
0118Nitrite as Nmg/l0.03410.01890.02550.01210.00490.0168< 0.0040.03780.01660.0284
0119Ammonia un-ionised as Nmg/l0.000670.001150.00075< 0.00074< 0.000560.00074< 0.00070.001160.003280.00118
0162Alkalinity to pH 4.5 as CaCO3mg/l94727682774384955879
0180Orthophosphate, reactive as Pmg/l0.1320.1220.10.1040.0930.240.0850.1410.1390.105
9901Oxygen, Dissolved, % Saturation%979599100.110693.19410198.1106.7
9924Oxygen, Dissolved as O2mg/l11.111.911.810.311.910.79.8112.212.910.6

Samples from 2 Oct 2013 to 14 Sep 2015

NotationDeterminandUnits 2 Oct
2013
11:44
20 Feb
2014
10:56
7 May
2014
10:26
15 Aug
2014
11:08
16 Sep
2014
14:25
24 Sep
2014
10:20
6 Nov
2014
10:43
5 Mar
2015
13:26
2 Jun
2015
11:26
14 Sep
2015
10:38
0061pH7.77.47.987.987.77.7
0076Temperature of Water°C15.28.411.514.38.55.912.113.2
0077Conductivity at 25 Cμs/cm313243282296339265268231
0111Ammoniacal Nitrogen as Nmg/l0.0480.134< 0.03< 0.03< 0.030.0550.5220.276
0116Nitrogen, Total Oxidised as Nmg/l2.832.512.092.362.762.892.372.73
0117Nitrate as Nmg/l2.812.492.072.342.752.872.32.69
0118Nitrite as Nmg/l0.02390.02020.01570.01950.01410.01750.06540.0408
0119Ammonia un-ionised as Nmg/l0.000650.00055< 0.00049< 0.00075< 0.000390.000740.005620.00322
0162Alkalinity to pH 4.5 as CaCO3mg/l7161817286847062
0180Orthophosphate, reactive as Pmg/l0.140.1060.0840.1090.0980.0770.1840.239
1183Weather : Precipitation12
2348Escherichia coli : Confirmed : MFno/100ml13511261
3722Enterococci: Intestinal: Presumptive: MFcfu/0.1l400300
3723Enterococci: Intestinal: Confirmed: MFcfu/0.1l400270
9901Oxygen, Dissolved, % Saturation%9398969996.31009394
9924Oxygen, Dissolved as O2mg/l9.3111.510.410.111.212.59.989.84