sampling point
West Okement 200 M Below Meldon Quarry Br
| Description | WEST OKEMENT RIVER 200M BELOW MELDON QUARRY BRIDGE |
|---|---|
| Sampling point ID | SW-72940327 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 256722 93347 lat lon: 50.722032, -4.03116 |
| Area | Devon And Cornwall |
| Sub-Area | East Devon And Cornwall |
| Summary | 181 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.
72 determinands have been measured at this site
- Action taken
- Al- Filtered
- Alky pH 4.5
- Aluminium-Al
- Ammonia(N)
- Arsenic - As
- As-Filtered
- B - Filtered
- BOD ATU
- Ba- Filtered
- Barium - Ba
- Boron - as B
- C - Org Filt
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd DW <63
- Cd - Dry Wt
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu BLM Bio
- Cu Filtered
- DrySolids30C
- Fe- Filt
- Hardness
- Hdnss Ca
- Hdnss Mg
- IonicBalance
- Iron - as Fe
- K- Filtered
- Lead - as Pb
- Lithium - Li
- Lithium Filt
- Magnesium-Mg
- Manganse-Mn
- Mg Filtered
- Mn BLM Bio
- Mn- Filtered
- N Inorganic
- N Oxidised
- NATGRIDREF
- NH3 un-ion
- Na- Filtered
- Ni BLM Bio
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Pb Filtered
- Potassium- K
- SO4dis
- Sample Prep
- SiO2 Rv
- Sld Sus@105C
- Sodium - Na
- Strontium-Sr
- StrontumFilt
- Sulphate SO4
- Temp Water
- TurbidityNTU
- Type of Flow
- WethPresPrec
- Zinc - as Zn
- Zn- Filtered
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 181 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 14 Aug 2018 to 9 Feb 2024
| Notation | Determinand | Units | 14 Aug 2018 11:26 | 5 Nov 2018 08:03 | 5 Feb 2019 08:42 | 13 May 2019 10:39 | 5 Aug 2019 12:31 | 13 Nov 2019 12:39 | 20 Feb 2020 11:17 | 11 May 2023 11:02 | 7 Nov 2023 12:07 | 9 Feb 2024 10:33 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.36 | 6.73 | 7.04 | 7.6 | 7.6 | 6.8 | 6.88 | 7.21 | 6.64 | 6.48 | |
| 0106 | Cadmium, Dissolved | μg/l | 0.127 | 0.178 | 0.0578 | 0.0653 | 0.083 | 0.097 | 0.1 | 0.081 | 0.053 | 0.053 |
| 0158 | Hardness, Total as CaCO3 | mg/l | 50.6 | 43.5 | 11.4 | 23.1 | 36 | 16.7 | 13.9 | |||
| 0235 | Magnesium, Dissolved | mg/l | 3.74 | 3.3 | 1.06 | 1.81 | 2.8 | 1.4 | 1.2 | 1.3 | 0.97 | 0.79 |
| 0237 | Magnesium | mg/l | 3.57 | 3.4 | 1.1 | 1.83 | 2.9 | 1.4 | 1.3 | |||
| 0239 | Calcium, Dissolved | mg/l | 14.1 | 12 | 2.82 | 6.26 | 9.8 | 4.4 | 3.6 | 3.6 | 2.4 | 1.9 |
| 0241 | Calcium | mg/l | 13.6 | 11.9 | 2.91 | 6.26 | 9.9 | 4.4 | 3.7 | |||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 2.39 | 3.69 | 2.47 | 1.65 | 2.4 | 3.1 | 2.4 | 2.8 | 4.1 | 3.3 |
| 3408 | Zinc, Dissolved | μg/l | 28.6 | 36.8 | 8.76 | 11.1 | 14 | 16 | 21 | |||
| 3410 | Nickel, Dissolved | μg/l | 22.9 | 33.3 | 3.65 | 6.97 | 16 | 9.6 | 8.4 | 3.5 | 2.8 | 5.9 |
| 3878 | Nickel : BLM Bioavailable | μg/l | 11.6 | 10.6 | 1.55 | 4.77 | 9.14 | 3.4 | 3.4 | 1.5 | 0.83 | 1.6 |
| 4821 | Copper : BLM Bioavailable | μg/l | 0.16 | 0.19 | 0.11 | 0.56 | 0.14 | 0.12 | 0.22 | |||
| 6450 | Copper, Dissolved | μg/l | 1.58 | 2.1 | 1.02 | 3.62 | 1.3 | 1.2 | 1.8 | |||
| 6455 | Zinc | μg/l | 32.8 | 39.8 | 9.99 | 10.4 | 26 | 17 | 20 | |||
| 6460 | Iron, Dissolved | μg/l | 734 | 858 | 94.4 | 94.2 | 230 | 170 | 64 |
Samples from 3 May 2017 to 11 May 2018
| Notation | Determinand | Units | 3 May 2017 12:50 | 5 Jun 2017 10:35 | 13 Jul 2017 09:32 | 14 Sep 2017 08:43 | 21 Sep 2017 10:08 | 9 Oct 2017 07:59 | 6 Nov 2017 10:00 | 4 Dec 2017 12:32 | 2 Feb 2018 08:00 | 11 May 2018 08:11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.9 | 7.6 | 7.5 | 7.09 | 8.57 | ||||||
| 0106 | Cadmium, Dissolved | μg/l | 0.278 | 0.0407 | 0.0564 | 0.0653 | 0.0794 | |||||
| 0135 | Solids, Suspended at 105 C | mg/l | < 3 | < 3 | < 3 | 3 | < 3 | < 3 | < 3 | < 3 | ||
| 0158 | Hardness, Total as CaCO3 | mg/l | 57.6 | 18 | 24.5 | 13.1 | 23.6 | |||||
| 0235 | Magnesium, Dissolved | mg/l | 4.6 | 1.52 | 1.94 | 1.21 | 1.82 | |||||
| 0237 | Magnesium | mg/l | 4.72 | 1.52 | 1.96 | 1.24 | 1.89 | |||||
| 0239 | Calcium, Dissolved | mg/l | 15.5 | 5.59 | 5.39 | 4.69 | 6.6 | 3.24 | 6.47 | |||
| 0241 | Calcium | mg/l | 15.8 | 4.78 | 6.87 | 3.36 | 6.86 | |||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 2.08 | 2.73 | 3.33 | 2.92 | 1.88 | 2.43 | 1.79 | |||
| 3408 | Zinc, Dissolved | μg/l | 33.8 | 8.76 | 10 | 10.5 | 13.3 | |||||
| 3410 | Nickel, Dissolved | μg/l | 64.4 | 7.18 | 9.64 | 2.8 | 5.35 | 3.52 | 7.17 | |||
| 3878 | Nickel : BLM Bioavailable | μg/l | 51.3 | 1.32 | 3.25 | 1.53 | 7.17 | |||||
| 4821 | Copper : BLM Bioavailable | μg/l | 0.19 | 0.12 | 0.13 | 0.1 | 0.3 | |||||
| 6450 | Copper, Dissolved | μg/l | 1.27 | 2.19 | 1.27 | 1.46 | 1.02 | 0.994 | 0.931 | |||
| 6455 | Zinc | μg/l | 34.7 | 17.9 | 13.4 | 10.9 | 9.7 | 12.5 | 16.1 | |||
| 6460 | Iron, Dissolved | μg/l | 189 | 147 | 94.3 | 88 | 111 |