sampling point
R Itchen Cobden Bridge
| Description | RIVER ITCHEN AT COBDEN BRIDGE |
|---|---|
| Sampling point ID | SO-G0003787 |
| Type | Saline Water – Estuarine Sites – Non Bathing/Shellfish |
| Status | open |
| Location |
easting northing: 443761 114079 lat lon: 50.924511, -1.378744 |
| Area | Solent And South Downs |
| Sub-Area | L&W West Ssd |
| Summary | 229 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.
52 determinands have been measured at this site
- AmmUnionSal
- Ammonia(N)
- BOD ATU
- CHLOROPHYLL
- COPA
- Cd Filtered
- Chloride Ion
- ChlorophyllA
- ChlorophyllB
- Chlorophylls
- Cond @ 20C
- Cond @ 25C
- Cr- Filtered
- Cu Filtered
- DataHandling
- HTrlTW
- Hg Filtered
- N Dis Inorg
- N Oxid Filt
- N Oxidised
- NATGRIDREF
- NGR Easting
- NGR Northing
- NH3 filt N
- NH3 un-ion
- NO FLOW/SAMP
- Ni- Filtered
- Nitrate Filt
- Nitrate-N
- Nitrite Filt
- Nitrite-N
- O Diss %sat
- Orthophospht
- OrthophsFilt
- Oxygen Diss
- Pb Filtered
- Phaeophytn-A
- Phaeophytn-B
- Phytoplankto
- SALinsitu
- Salinity by
- Sample Depth
- SiO2 Filt
- SiO2 Rv
- Sld Sus@105C
- Temp Water
- Time Hi-Tide
- Transparency
- Vol Filtered
- Water Depth
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 229 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 11 Sep 2023 to 19 Jul 2024
| Notation | Determinand | Units | 11 Sep 2023 11:42 | 25 Sep 2023 10:42 | 6 Dec 2023 09:20 | 12 Dec 2023 14:25 | 28 Dec 2023 14:52 | 8 Jan 2024 12:23 | 5 Feb 2024 16:09 | 2 May 2024 09:50 | 17 Jun 2024 12:22 | 19 Jul 2024 12:58 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0004 | Time of high tide | hh.mm | 7.45 | |||||||||
| 0006 | Sample Depth below surface | m | 0.3 | 0.3 | 0.5 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | ||
| 0061 | pH | 7.78 | 7.79 | 8.11 | 7.99 | 8.04 | 7.84 | 7.96 | 7.94 | |||
| 0076 | Temperature of Water | °C | 18.7 | 15.6 | 7 | 9.9 | 10.5 | 6.2 | 10.3 | 12.3 | 15.4 | 19.2 |
| 0077 | Conductivity at 25 C | μs/cm | 5960 | 6844 | 8694 | 3774 | 7863 | 12490 | 8315 | |||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.14 | 0.17 | 0.32 | 0.25 | 0.17 | 0.24 | ||||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00157 | 0.00229 | 0.00597 | 0.00376 | 0.0042 | 0.00747 | ||||
| 0135 | Solids, Suspended at 105 C | mg/l | < 3 | 3.6 | 4.3 | 3.1 | 6.2 | 9.3 | 7.4 | < 3 | ||
| 3428 | Water Depth | m | 4 | 4 | 0 | |||||||
| 3656 | Ammonia Unionised : Saline as N | mg/l | 0.00217 | 0.00645 | 0.00367 | 0.00405 | 0.00733 | |||||
| 4865 | Volume of Sample Filtered | ml | 1000 | 1000 | 1000 | 1000 | 1000 | 700 | 1000 | 1000 | ||
| 4925 | Nitrogen, Dissolved Inorganic : as N | mg/l | 8.7 | 7.47 | 5.59 | 6.67 | 8.22 | 5.95 | 6.17 | 7.14 | ||
| 6485 | Nitrite, Filtered as N | mg/l | 0.032 | 0.12 | 0.018 | 0.028 | 0.017 | 0.022 | 0.018 | 0.025 | ||
| 7342 | Time of sampling relative to previous high water | hh.mm | 2.07 | 9.2 | ||||||||
| 7608 | Salinity : In Situ | ppt | 3.25 | 4.29 | 6.6 | 0.48 | 4.83 | 2 | 4.38 | 7.2 | 4.64 | |
| 7887 | Chlorophyll : Acetone Extract | μg/l | 1.7 | 1 | 1.2 | 0.95 | 4.6 | 3.7 | 4.5 | 2.7 | ||
| 9853 | Nitrate, Filtered as N | mg/l | 6.97 | 6.68 | 5.48 | 6.47 | 7.88 | 5.68 | 5.98 | 6.88 | ||
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.27 | 0.15 | 0.086 | 0.099 | 0.096 | 0.057 | 0.065 | 0.09 | ||
| 9857 | Silicate, Filtered as SiO2 | mg/l | 10 | 11 | 10 | 11 | 11 | 7 | 7.8 | 9.7 | ||
| 9901 | Oxygen, Dissolved, % Saturation | % | 88 | 84.6 | 89.4 | 88.4 | 91.2 | 95.7 | 91.7 | 94.7 | 98.5 | |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 8.05 | 8.21 | 10.4 | 9.98 | 11 | 10.6 | 9.56 | 9.08 | 8.86 | |
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 7 | 6.8 | 5.5 | 6.5 | 7.9 | 5.7 | 6 | 6.9 | ||
| 9993 | Ammoniacal Nitrogen, Filtered as N | mg/l | 1.7 | 0.67 | 0.085 | 0.15 | 0.17 | 0.32 | 0.25 | 0.17 | 0.24 |
Samples from 25 Jul 2022 to 15 Aug 2023
| Notation | Determinand | Units | 25 Jul 2022 13:05 | 26 Aug 2022 12:09 | 14 Sep 2022 15:16 | 6 Dec 2022 13:25 | 19 Jan 2023 13:35 | 16 Feb 2023 10:55 | 28 Jun 2023 14:46 | 13 Jul 2023 17:00 | 8 Aug 2023 09:24 | 15 Aug 2023 12:05 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0004 | Time of high tide | hh.mm | 10.46 | 7 | ||||||||
| 0006 | Sample Depth below surface | m | 0.2 | 0.5 | 0.4 | 1 | 0.3 | 0.3 | ||||
| 0061 | pH | 8.36 | ||||||||||
| 0076 | Temperature of Water | °C | 20.3 | 17.6 | 9.3 | 6 | 9.3 | 18.7 | 16.9 | 16 | 17.6 | |
| 0077 | Conductivity at 25 C | μs/cm | 1409 | |||||||||
| 0135 | Solids, Suspended at 105 C | mg/l | 5.8 | 3.4 | < 3 | 92 | 6.1 | 28 | 5.5 | 7.6 | ||
| 3428 | Water Depth | m | 20 | |||||||||
| 4865 | Volume of Sample Filtered | ml | 1000 | 1000 | 1000 | 500 | 1000 | 1000 | 1000 | 1000 | ||
| 4925 | Nitrogen, Dissolved Inorganic : as N | mg/l | 4.65 | 5.92 | 5.15 | 7.4 | 7.74 | 5.79 | 6.6 | 5.7 | ||
| 6485 | Nitrite, Filtered as N | mg/l | 0.033 | 0.06 | 0.026 | 0.031 | 0.013 | 0.022 | 0.023 | 0.035 | ||
| 7342 | Time of sampling relative to previous high water | hh.mm | 2.53 | |||||||||
| 7608 | Salinity : In Situ | ppt | 22.88 | 5.83 | 18.18 | 2.32 | 3.49 | 10.49 | 6.25 | 4.34 | ||
| 7887 | Chlorophyll : Acetone Extract | μg/l | 3.8 | 3.1 | 1.5 | 1.3 | 15 | 1.8 | < 0.5 | 8.2 | 3.1 | |
| 9853 | Nitrate, Filtered as N | mg/l | 4.17 | 5.34 | 4.97 | 6.97 | 7.49 | 5.48 | 5.98 | 5.17 | ||
| 9856 | Orthophosphate, Filtered as P | mg/l | 0.17 | 0.27 | 0.07 | 0.41 | 0.08 | 0.13 | 0.11 | 0.13 | ||
| 9857 | Silicate, Filtered as SiO2 | mg/l | 6.9 | 9.8 | 8.3 | 12 | 10 | 8.2 | 9.4 | 8.2 | ||
| 9901 | Oxygen, Dissolved, % Saturation | % | 70.6 | 80.6 | 87.5 | 97.3 | 95.9 | 82.9 | 89.8 | 82.6 | 94.8 | |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 5.6 | 7.43 | 9 | 11.9 | 10.8 | 7.29 | 8.38 | 7.94 | 9.03 | |
| 9943 | Nitrogen, Total Oxidised, Filtered as N | mg/l | 4.2 | 5.4 | 5 | 7 | 7.5 | 5.5 | 6 | 5.2 | ||
| 9993 | Ammoniacal Nitrogen, Filtered as N | mg/l | 0.45 | 0.52 | 0.15 | 0.4 | 0.24 | 0.29 | 0.6 | 0.5 |