We would welcome your feedback to help us make future improvements.

sampling point
R.Stour Town Quay Harwich

Description R.STOUR TOWN QUAY HARWICH
Sampling point ID AN-SE0310
Type Saline Water – Estuarine Sites – Non Bathing/Shellfish
Status open
Location easting northing: 625901 232888
lat lon: 51.948579, 1.285762
Area Essex Norfolk And Suffolk
Sub-Area Ecmas Sampling (Eastern)
Summary 340 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.

67 determinands have been measured at this site
  • 1,1,1-TCA
  • 4-nonPhenol
  • AmmUnionSal
  • Ammonia(N)
  • As-Filtered
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • BOD ATU
  • C - Org Filt
  • CHLOROPHYLL
  • Cd Filtered
  • Chloride Ion
  • Chloroform
  • Cond @ 20C
  • Cond @ 25C
  • Cr Hex Filt
  • Cr Hexavalnt
  • Cr- Filtered
  • Cu Filtered
  • Cyanide - CN
  • Fe- Filt
  • Fluoranthene
  • HTrlTW
  • Hg Filtered
  • Ind123pyrene
  • LIGHT EXT.
  • MR Screen
  • N Dis Inorg
  • N Inorganic
  • N Oxid Filt
  • N Oxidised
  • NATGRIDREF
  • NGR Easting
  • NGR Northing
  • NH3 filt N
  • NH3 un-ion
  • Ni- Filtered
  • Nitrate Filt
  • Nitrite Filt
  • O Diss %sat
  • Oil & Grs Vs
  • Orthophospht
  • OrthophsFilt
  • Oxygen Diss
  • Pb Filtered
  • Phytoplankto
  • SALIN CALC
  • SALinsitu
  • Sample Depth
  • SiO2 Filt
  • Sld Sus@105C
  • Temp Water
  • Time Hi-Tide
  • Transparency
  • TriBT Cation
  • TriPT Cation
  • Turbdty in-s
  • Turbidity
  • TurbidityNTU
  • Vol Filtered
  • Water Depth
  • Zn- Filtered
  • pH
  • pH Inst unit
  • ptOctylPheno

Sampling results

Displaying the twenty most recent samples. You can see all 340 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 4 Feb 2024 to 6 Jul 2024

NotationDeterminandUnits 4 Feb
2024
10:48
6 Mar
2024
11:25
9 Apr
2024
13:55
9 Apr
2024
13:57
15 May
2024
10:58
15 May
2024
10:59
8 Jun
2024
13:10
8 Jun
2024
13:11
6 Jul
2024
12:35
6 Jul
2024
12:37
0004Time of high tidehh.mm5.397.3114.0614.065.335.3313.4513.4512.5112.51
0006Sample Depth below surfacem0.20.25.610.20.24.050.24.620.25.21
0076Temperature of Water°C6.77.811.711.815.915.816.116.117.717.7
3428Water Depthm2.43.495.365.553.93.9444.64.6
3976Turbidity : In Situftu56.18.6226.5204.98.917.919.834.667.71.4
4574Phytoplankton111111
4865Volume of Sample Filteredml550100052501000470
4925Nitrogen, Dissolved Inorganic : as Nmg/l0.8081.170.455< 0.0140.280.181
6019NGR : Eastingngr625913625902625878625858625905625905625913625913625902625907
6020NGR : Northingngr232907232893232907232878232939232939232896232895232890232891
6485Nitrite, Filtered as Nmg/l0.00620.00860.005< 0.00070.00830.0079
7342Time of sampling relative to previous high waterhh.mm5.093.5412.2312.255.295.259.2410.0710.08
7608Salinity : In Situppt31.7927.6418.1832.6219.722.732.5532.6933.3618.86
7887Chlorophyll : Acetone Extractμg/l10.578.25.71.94.1
9853Nitrate, Filtered as Nmg/l0.7141.090.435< 0.00630.1420.0791
9856Orthophosphate, Filtered as Pmg/l0.030.0280.019< 0.0020.0130.014
9857Silicate, Filtered as SiO2mg/l1.31.50.30.20.320.33
9901Oxygen, Dissolved, % Saturation%100.693.7100.198.6124.775.886.886.190.437.5
9924Oxygen, Dissolved as O2mg/l109.399.758.73116.587.036.977.063.2
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.721.10.44< 0.0070.150.087
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.0880.0660.015< 0.0070.130.094

Samples from 8 Mar 2023 to 12 Jan 2024

NotationDeterminandUnits 8 Mar
2023
15:14
14 Apr
2023
12:05
7 May
2023
12:55
10 Jun
2023
09:27
8 Jul
2023
10:28
4 Aug
2023
12:15
10 Sep
2023
13:14
7 Oct
2023
11:32
29 Nov
2023
12:37
12 Jan
2024
10:56
0004Time of high tidehh.mm12.386.2513.425.1616.2214.329.045.2512.3512.13
0006Sample Depth below surfacem0.20.20.20.20.20.20.20.20.20.2
0052Lead, Dissolvedμg/l< 0.04
0076Temperature of Water°C5.510.07612.915.819.118.721.416.65.4
0103Mercury, Dissolvedμg/l< 0.01
0106Cadmium, Dissolvedμg/l< 0.03
3410Nickel, Dissolvedμg/l1
3428Water Depthm3.982.785.553.142.695.034.12.647.74.9
3976Turbidity : In Situftu39043.7170.733.85.227.93.315.279
4574Phytoplankton1111111111
4865Volume of Sample Filteredml22057027051010007301000790550430
4925Nitrogen, Dissolved Inorganic : as Nmg/l0.630.840.3450.086< 0.0140.170.0470.250.4990.787
6019NGR : Eastingngr625946625931625912625920625888625902625903625912625939625895
6020NGR : Northingngr232932232930232903232901232881232884232898232915232972232882
6485Nitrite, Filtered as Nmg/l0.00520.0120.00570.004< 0.00070.00990.00460.0190.0110.0053
7342Time of sampling relative to previous high waterhh.mm2.365.411.354.116.2102.436.070.0211.08
7608Salinity : In Situppt33.0731.83533.5633.5233.4933.7234.2234.5630.89
7887Chlorophyll : Acetone Extractμg/l8.30.71.34.33.22.81.61.41.31.7
8944Tributyl Tin as Cationμg/l0.00099
91904-Nonylphenol Branchedμg/l< 0.04
92674-tert-Octylphenol :- {p-tert-Octylphenol}μg/l< 0.001
9853Nitrate, Filtered as Nmg/l0.4850.6980.3140.053< 0.00630.06010.02440.1210.4390.745
9856Orthophosphate, Filtered as Pmg/l0.0150.0230.0160.00850.00780.0220.0130.0280.0240.026
9857Silicate, Filtered as SiO2mg/l0.70.750.220.140.0490.350.230.620.91.3
9901Oxygen, Dissolved, % Saturation%93.894.1100.893.9100.185.7108.390.992.3
9924Oxygen, Dissolved as O2mg/l9.568.78.667.67.616.557.857.29.57
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.490.710.320.057< 0.0070.070.0290.140.450.75
9993Ammoniacal Nitrogen, Filtered as Nmg/l0.140.130.0250.029< 0.0070.10.0180.110.0490.037