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sampling point
River Tamar Off Devil's Point

Description NETWORK SITE - OFF DEVIL'S POINT
Sampling point ID SW-81210310
Type Saline Water – Estuarine Sites – Non Bathing/Shellfish
Status open
Location easting northing: 245800 53300
lat lon: 50.359356, -4.169195
Area Devon And Cornwall
Sub-Area Ecmas Sampling (Devon And Cornwall)
Summary 151 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.

58 determinands have been measured at this site
  • 1,1,1-TCA
  • 1,2,3-TCB
  • 1,2,4-TCB
  • 1,3,5-TCB
  • 12-DCA
  • Action taken
  • Aldrin
  • CHLOROPHYLL
  • Carbon Tet
  • Cd Filtered
  • Chloroform
  • DBT Cation
  • DDE (OP')
  • DDE (PP')
  • DDT (OP')
  • DDT (PP)
  • DDT Derived
  • Dieldrin
  • Endrin
  • HCH Alpha
  • HCH Beta
  • HCH Gamma
  • HCHs ABGDE
  • HEXACHLORO 1
  • HTrlTW
  • Hexachlorbnz
  • Hg Filtered
  • Isodrin
  • MBT Cation
  • N Dis Inorg
  • N Oxid Filt
  • NGR Easting
  • NGR Northing
  • NH3 filt N
  • Nitrate Filt
  • Nitrite Filt
  • O Diss %sat
  • OrthophsFilt
  • Oxygen Diss
  • Pentachlrphl
  • SALinsitu
  • Sample Depth
  • SiO2 Filt
  • TCB Tot
  • TDE (PP)
  • Temp Water
  • TetBT Cation
  • TetClEthene
  • TetPTtin Cat
  • Time Hi-Tide
  • Tot Drins(4)
  • Tot HCHs ABG
  • TriBT Cation
  • TriPT Cation
  • Trichloroeth
  • Turbdty in-s
  • Vol Filtered
  • Water Depth

Sampling results

Displaying the twenty most recent samples. You can see all 151 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Jun 2023 to 3 Mar 2024

NotationDeterminandUnits11 Jun
2023
10:46
6 Jul
2023
09:45
4 Aug
2023
09:24
4 Sep
2023
11:00
2 Oct
2023
10:31
6 Nov
2023
12:16
6 Dec
2023
12:42
5 Jan
2024
10:55
30 Jan
2024
09:46
3 Mar
2024
09:46
0004Time of high tidehh.mm12.458.558.439.48.3111.0111.3811.338.219.51
0006Sample Depth below surfacem0.20.20.20.20.20.20.20.20.20.2
0076Temperature of Water°C15.21515.417.11712.110.310.69.69.3
3428Water Depthm33.63138.536.437.636.43637.94038.7
3976Turbidity : In Situftu1.51.93.5145.638.24.67.86.36
4865Volume of Sample Filteredml106000000066001070
4925Nitrogen, Dissolved Inorganic : as Nmg/l0.0280.0390.0960.0760.1871.660.6921.260.3980.521
6019NGR : Eastingngr245789245763245794245820245815245816245809245829245817245801
6020NGR : Northingngr53327533275330153288532915329653302532805325953302
6485Nitrite, Filtered as Nmg/l0.00110.00180.00340.00420.00890.0120.00680.00710.00510.006
7342Time of sampling relative to previous high waterhh.mm10.520.50.411.221.151.0411.41.2512.2
7608Salinity : In Situppt34.6134.833.9934.3932.6514.2828.1325.9631.3326.89
7887Chlorophyll : Acetone Extractμg/l1.41.91.81.51.21.31.3< 0.80.610.93
9853Nitrate, Filtered as Nmg/l0.01290.01920.05360.04380.1311.590.6231.190.3550.474
9856Orthophosphate, Filtered as Pmg/l0.00680.00930.0120.0120.0180.0260.0260.0210.0230.018
9857Silicate, Filtered as SiO2mg/l0.060.120.250.250.623.11.62.30.811
9901Oxygen, Dissolved, % Saturation%9397.78889.986.890.398.191.695.695.2
9924Oxygen, Dissolved as O2mg/l7.577.977.167.066.98.929.258.78.969.26
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.0140.0210.0570.0480.141.60.631.20.360.48
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.0140.0180.0390.0280.0470.0630.0620.0610.0380.041

Samples from 16 Jan 2018 to 9 May 2023

NotationDeterminandUnits16 Jan
2018
13:16
27 Mar
2018
11:50
1 May
2018
11:49
3 Jul
2018
10:30
3 Sep
2018
12:03
1 Nov
2018
11:37
12 Jan
2019
10:05
19 Mar
2019
12:57
16 Apr
2023
12:08
9 May
2023
11:50
0004Time of high tidehh.mm17.3215.287.39.3811.3411.139.1116.4616.049.08
0006Sample Depth below surfacem0.20.20.20.20.20.20.20.20.20.2
0076Temperature of Water°C8.48.310.61716.413.110.510.211.312.8
3428Water Depthm34.734.536.237.135.136.738.531.934.338
3976Turbidity : In Situftu8.31.41.51.61.9156.24.2
4865Volume of Sample Filteredml1050
4925Nitrogen, Dissolved Inorganic : as Nmg/l0.6220.241
6019NGR : Eastingngr245816245817245801245819245790245801245816245952245797245813
6020NGR : Northingngr53298533055328453250532975330753312522805331953279
6485Nitrite, Filtered as Nmg/l0.00660.0044
7342Time of sampling relative to previous high waterhh.mm8.049.144.190.520.290.240.548.468.542.42
7608Salinity : In Situppt23.5530.3231.734.7534.5334.2733.6130.4227.33231.82
7887Chlorophyll : Acetone Extractμg/l0.74
8944Tributyl Tin as Cationμg/l< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002< 0.0002
9853Nitrate, Filtered as Nmg/l0.5530.186
9856Orthophosphate, Filtered as Pmg/l0.020.018
9857Silicate, Filtered as SiO2mg/l1.10.36
9901Oxygen, Dissolved, % Saturation%100.3101.398.3110.192.192.59397.1101.6895.9
9924Oxygen, Dissolved as O2mg/l10.29.858.998.647.327.888.419.039.428.35
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.560.19
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.0620.051