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sampling point
The Gara At Torcross

Description THE GARA AT TORCROSS
Sampling point ID SW-70810102
Type Freshwater – Rivers
Status closed
Location easting northing: 282220 42070
lat lon: 50.266826, -3.653932
Area Devon And Cornwall
Sub-Area Central Devon And Cornwall
Summary 109 samples taken between 2014 and 2003

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.

86 determinands have been measured at this site
  • 1,1,1-TCA
  • 12-DCA
  • 4-nonPhenol
  • Ag- Filtered
  • Alky pH 4.5
  • Ammonia(N)
  • As-Filtered
  • BOD ATU
  • Benzene
  • C - Org Filt
  • C - Organic
  • CHLOR A
  • CHLOROPHYLL
  • Ca Filtered
  • Calcium - Ca
  • Carbon Tet
  • Chloride Ion
  • Chloroform
  • Chromium -Cr
  • Co- Filtered
  • Colour Filt
  • Cond @ 20C
  • Cond @ 25C
  • Cr Hexavalnt
  • Cu Filtered
  • Cyanide - CN
  • DDE (PP')
  • DDT (OP')
  • DDT (PP)
  • DDT Derived
  • DiClMe
  • Fe- Filt
  • Hg Filtered
  • ICP-MS Semiq
  • K- Filtered
  • Liq WRT OD
  • MR Screen
  • Magnesium-Mg
  • Mg Filtered
  • Mn- Filtered
  • N Inorganic
  • N Oxid Filt
  • N Oxidised
  • N-Kjeldahl
  • NH3 filt N
  • NH3 un-ion
  • Na- Filtered
  • Ni- Filtered
  • Nitrate-N
  • Nitrite-N
  • Nitrogen - N
  • O Diss %sat
  • Oil & Grs Vs
  • Orthophospht
  • OrthophsFilt
  • Oxygen Diss
  • PCB Con 028
  • PCB Con 052
  • PCB Con 101
  • PCB Con 118
  • PCB Con 138
  • PCB Con 153
  • PCB Con 180
  • PCBs
  • PClBenzene
  • Pb Filtered
  • Phenol Odour
  • Phosphorus-P
  • Phytoplankto
  • Potassium- K
  • SALinsitu
  • SO4dis
  • SiO2 Rv
  • Sld Sus@105C
  • Sodium - Na
  • Sulphate SO4
  • TDE (PP)
  • Temp Water
  • TriBT Cation
  • TriPT Cation
  • TurbidityNTU
  • Type of Flow
  • WethPresPrec
  • Zinc - as Zn
  • Zn- Filtered
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 109 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Mar 2014 to 17 Dec 2014

NotationDeterminandUnits21 Mar
2014
11:43		25 Apr
2014
13:29		27 May
2014
13:50		12 Jun
2014
11:29		 1 Jul
2014
12:44		 7 Aug
2014
12:03		 5 Sep
2014
10:53		17 Oct
2014
09:19		20 Nov
2014
11:30		17 Dec
2014
13:20
0061pH98.78.768.998.597.727.78
0072Colour, Filteredhazen5.9< 55.78.311191118136.6
0077Conductivity at 25 Cμs/cm273283289271234258275322326227
0162Alkalinity to pH 4.5 as CaCO3mg/l69798166658387907082
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005< 0.005
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l1.871.832.333.276.686.315.135.132.711.71
0348Phosphorus, Total as Pmg/l0.05110.02140.03580.05670.1460.1660.1480.1090.05120.038
0539DDT -opμg/l< 0.003< 0.003< 0.003< 0.003
0551DDE -ppμg/l< 0.001< 0.001< 0.001< 0.001
0555DDT -ppμg/l< 0.002< 0.002< 0.002< 0.002
0559TDE -ppμg/l< 0.002< 0.002< 0.002< 0.002
0575DDT : Sum of componentsμg/l< 0.008< 0.008< 0.008< 0.008
0753PCB : Totalμg/l< 0.008
1049Carbon tetrachloride :- {Tetrachloromethane}μg/l< 0.1< 0.1< 0.1< 0.1
3164Chromiumμg/l< 0.5< 0.5< 0.5< 0.5
32681,1,1-Trichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1
32721,2-Dichloroethaneμg/l< 0.1< 0.1< 0.1< 0.1
3299Dichloromethane :- {Methylene Dichloride}μg/l< 3< 3< 3< 3
3373Chloroform :- {Trichloromethane}μg/l< 0.1< 0.1< 0.1< 0.1
3401ICP-MS : Metals screen : Semi-quantitative1111
3781Benzeneμg/l< 0.1< 0.1< 0.1< 0.1
4370Chromium Hexavalentμg/l< 30< 30< 30< 30
4574Phytoplankton111
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext1111
5732Triphenyl Tin as Cationμg/l< 0.002< 0.002< 0.002< 0.002
5863Pentachlorobenzeneμg/l< 0.001< 0.001< 0.001
6455Zincμg/l< 5< 5< 517
7887Chlorophyll : Acetone Extractμg/l73.46.821.134.810253.580.510.94.36
8944Tributyl Tin as Cationμg/l< 0.0005< 0.0002< 0.0002< 0.0002
91904-Nonylphenol Branchedμg/l< 0.125< 0.125< 0.04< 0.04
9686Nitrogen, Total as Nmg/l4.633.932.842.141.622.021.932.153.713.82
9768PCB - 028μg/l< 0.001
9769PCB - 052μg/l< 0.001
9770PCB - 101μg/l< 0.001
9771PCB - 118μg/l< 0.001
9772PCB - 138μg/l< 0.001
9773PCB - 153μg/l< 0.001
9774PCB - 180μg/l< 0.002
9856Orthophosphate, Filtered as Pmg/l0.00570.01270.00430.00860.01580.03990.00540.0390.0388
9943Nitrogen, Total Oxidised, Filtered as Nmg/l3.783.622.241.360.1910.05730.0180.8723.13
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.02710.03470.01540.02660.02170.4010.02620.1930.058

Samples from 16 May 2013 to 25 Feb 2014

NotationDeterminandUnits16 May
2013
09:25		11 Jun
2013
11:19		10 Jul
2013
13:49		 8 Aug
2013
11:55		30 Sep
2013
10:48		 9 Oct
2013
12:00		30 Oct
2013
11:21		 6 Dec
2013
11:12		13 Jan
2014
11:38		25 Feb
2014
11:40
0031Water level above ODm> 1> 1
0061pH10.210.110.177.88.58.098.357.67.73
0072Colour, Filteredhazen6.413182219137.48.2< 5
0077Conductivity at 25 Cμs/cm247241243265242291295282350
0162Alkalinity to pH 4.5 as CaCO3mg/l546160777881847275
0175Cyanide as CNmg/l< 0.005< 0.005< 0.005
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l3.194.825.855.975.113.591.951.551.35
0348Phosphorus, Total as Pmg/l0.04280.10.1310.1810.1990.02850.04970.06120.054
0539DDT -opμg/l< 0.003< 0.003< 0.003
0551DDE -ppμg/l< 0.001< 0.001< 0.001
0555DDT -ppμg/l< 0.002< 0.002< 0.002
0559TDE -ppμg/l< 0.002< 0.002< 0.002
0575DDT : Sum of componentsμg/l< 0.008< 0.008< 0.008
0753PCB : Totalμg/l< 0.008< 0.008< 0.008
1049Carbon tetrachloride :- {Tetrachloromethane}μg/l< 0.1< 0.1< 0.1
3164Chromiumμg/l< 0.5< 0.5< 0.5
32681,1,1-Trichloroethaneμg/l< 0.1< 0.1< 0.1
32721,2-Dichloroethaneμg/l< 0.1< 0.1< 0.1
3299Dichloromethane :- {Methylene Dichloride}μg/l< 3< 3< 3
3373Chloroform :- {Trichloromethane}μg/l< 0.1< 0.1< 0.1
3401ICP-MS : Metals screen : Semi-quantitative111
3781Benzeneμg/l< 0.1< 0.1< 0.1
4370Chromium Hexavalentμg/l< 30< 30< 30
4574Phytoplankton111
4994GCMS Screen : Target Based multi-residue screening : Semi Quantitativetext111
5732Triphenyl Tin as Cationμg/l< 0.002< 0.002< 0.002
6455Zincμg/l< 5< 5< 5
7887Chlorophyll : Acetone Extractμg/l6.64.32.27.314.4281.712.4
8944Tributyl Tin as Cationμg/l< 0.0005< 0.0005< 0.0005
91904-Nonylphenol Branchedμg/l< 0.125< 0.125< 0.125
9686Nitrogen, Total as Nmg/l2.030.751.031.51.331.534.275.164.95
9768PCB - 028μg/l< 0.001< 0.001< 0.001
9769PCB - 052μg/l< 0.001< 0.001< 0.001
9770PCB - 101μg/l< 0.001< 0.001< 0.001
9771PCB - 118μg/l< 0.001< 0.001< 0.001
9772PCB - 138μg/l< 0.001< 0.001< 0.001
9773PCB - 153μg/l< 0.001< 0.001< 0.001
9774PCB - 180μg/l< 0.002< 0.002< 0.002
9856Orthophosphate, Filtered as Pmg/l0.02410.0610.06240.07890.05970.01180.03160.0430.0314
9943Nitrogen, Total Oxidised, Filtered as Nmg/l1.380.0141< 0.0050.02330.01091.064.114.784.79
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.05430.01470.01060.08970.01630.0320.07610.1030.0289