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sampling point
Hamptworth Bridge

Description RIVER BLACKWATER AT HAMPTWORTH BRIDGE
Sampling point ID SO-G0003996
Type Freshwater – Rivers
Status open
Location easting northing: 422501 119972
lat lon: 50.978719, -1.680856
Area Solent And South Downs
Sub-Area L&W West Ssd
Summary 249 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
  • 4-nonPhenol
  • Alky pH 4.5
  • Ammonia(N)
  • B-[a]-pyrene
  • B-[b]-fluora
  • B-[ghi]-pery
  • B-[k]-fluora
  • BOD ATU
  • C - Org Filt
  • COPA
  • Ca Filtered
  • Calcium - Ca
  • Cd Filtered
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr- Filtered
  • Cu BLM Bio
  • Cu Filtered
  • Cypermethrin
  • DEHP
  • Fe- Filt
  • Fluoranthene
  • HBCDD
  • Hardness
  • Hg Filtered
  • Ind123pyrene
  • Magnesium-Mg
  • Mn BLM Bio
  • Mn- Filtered
  • N Oxidised
  • NH3 un-ion
  • Ni BLM Bio
  • Ni- Filtered
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • PBDE 100
  • PBDE 153
  • PBDE 154
  • PBDE 28
  • PBDE 47
  • PBDE 99
  • PFOS
  • Pb BLM Bio
  • Pb Filtered
  • Sld Sus@105C
  • Temp Water
  • TriBT Cation
  • Zinc - as Zn
  • Zn BLM Bio
  • Zn- Filtered
  • pFoctanoate
  • pH
  • ptOctylPheno

Sampling results

Displaying the twenty most recent samples. You can see all 249 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 20 Nov 2023 to 28 Aug 2024

NotationDeterminandUnits20 Nov
2023
12:15
5 Dec
2023
11:31
22 Jan
2024
13:45
19 Feb
2024
15:53
22 Mar
2024
12:15
19 Apr
2024
10:25
13 May
2024
10:54
17 Jun
2024
09:57
31 Jul
2024
10:44
28 Aug
2024
09:11
0061pH7.277.217.787.257.757.537.77.67.837.67
0076Temperature of Water°C10.26.87.310.610.510.613.912.517.615.5
0077Conductivity at 25 Cμs/cm224193219204269296362455617556
0085BOD : 5 Day ATUmg/l2.1< 21< 2< 2< 1< 1
0111Ammoniacal Nitrogen as Nmg/l0.180.160.160.0990.043< 0.03< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l0.90.921.21.11.72.53.36.36.55.8
0117Nitrate as Nmg/l0.8860.9111.191.091.692.493.296.296.495.8
0118Nitrite as Nmg/l0.0140.00880.0140.0130.0120.00870.0150.0140.00830.0045
0119Ammonia un-ionised as Nmg/l0.000630.000380.001450.000340.00046< 0.0002< 0.00037< 0.00027< 0.00065< 0.00039
0162Alkalinity to pH 4.5 as CaCO3mg/l67535461808295110140130
0180Orthophosphate, reactive as Pmg/l0.070.0840.0810.0760.160.190.280.61.10.97
9901Oxygen, Dissolved, % Saturation%86.690.292.391.493.697.390.586.983.684.2
9924Oxygen, Dissolved as O2mg/l9.711111.110.210.410.89.329.247.968.38

Samples from 30 Jan 2023 to 19 Oct 2023

NotationDeterminandUnits30 Jan
2023
14:36
21 Feb
2023
12:07
9 Mar
2023
16:44
17 May
2023
09:58
8 Jun
2023
13:44
16 Jun
2023
12:22
20 Jul
2023
12:33
8 Aug
2023
11:13
5 Sep
2023
14:24
19 Oct
2023
18:44
0061pH7.437.467.267.67.867.797.897.817.917.22
0076Temperature of Water°C6.18.97.611.115.216.715.614.118.414.5
0077Conductivity at 25 Cμs/cm297352243349619652619562675277
0085BOD : 5 Day ATUmg/l< 1
0111Ammoniacal Nitrogen as Nmg/l0.074< 0.030.087< 0.03< 0.030.032< 0.03< 0.03< 0.030.087
0116Nitrogen, Total Oxidised as Nmg/l34.11.93.41098.66.76.82
0117Nitrate as Nmg/l2.971.893.399.988.988.596.696.791.99
0118Nitrite as Nmg/l0.0320.00980.0150.0250.0240.0130.00860.0070.01
0119Ammonia un-ionised as Nmg/l0.00028< 0.000150.00025< 0.00024< 0.000580.00059< 0.00064< 0.00048< 0.000820.00037
0162Alkalinity to pH 4.5 as CaCO3mg/l6278489114015015014017065
0180Orthophosphate, reactive as Pmg/l0.140.260.0820.330.971.21.30.981.30.14
9901Oxygen, Dissolved, % Saturation%91.395.491.288.895.187.688.389.188.781.8
9924Oxygen, Dissolved as O2mg/l11.31110.99.759.528.58.779.148.318.32