sampling point
Carbis Stream D/S Wheal Prosper Mica Dam
| Description | CARBIS STREAM BELOW WHEAL PROSPER MICA DAM |
|---|---|
| Sampling point ID | SW-81611182 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 200030 59550 lat lon: 50.401721, -4.815255 |
| Area | Devon And Cornwall |
| Sub-Area | West Devon And Cornwall |
| Summary | 275 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.
46 determinands have been measured at this site
- Action taken
- Alky pH 4.5
- Ammonia(N)
- Arsenic - As
- As-Filtered
- BOD ATU
- C - Org Filt
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu BLM Bio
- Cu Filtered
- Fe- Filt
- Hardness
- Hdnss Ca
- Hdnss Mg
- Iron - as Fe
- Lead - as Pb
- Liq WRT OD
- Magnesium-Mg
- Mg Filtered
- N Inorganic
- N Oxidised
- NH3 un-ion
- Ni- Filtered
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Pb Filtered
- Potassium- K
- Sld NV@500C
- Sld Sus@105C
- 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 275 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 9 Nov 2022 to 1 Mar 2024
Samples from 4 Dec 2019 to 26 Oct 2022
| Notation | Determinand | Units | 4 Dec 2019 10:27 | 7 Jan 2020 12:06 | 14 Jan 2020 11:29 | 11 Feb 2020 10:37 | 16 Mar 2020 11:01 | 22 Jun 2021 14:01 | 6 Oct 2021 10:32 | 17 Dec 2021 14:13 | 25 Feb 2022 11:50 | 26 Oct 2022 10:19 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7 | 6.84 | 7.1 | 6.89 | 7.24 | 6.81 | 6.64 | 6.76 | 6.85 | 7.25 | |
| 0062 | Conductivity at 20 C | μs/cm | 91 | |||||||||
| 0076 | Temperature of Water | °C | 9.4 | 8.8 | 12.8 | 12 | 9.9 | 8.9 | 12.9 | |||
| 0077 | Conductivity at 25 C | μs/cm | 108 | 85 | 125 | 115 | 119 | 125 | 128 | |||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.079 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | |||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 0.93 | 0.98 | 1.4 | 1.3 | 1.5 | 1.6 | 0.87 | |||
| 0117 | Nitrate as N | mg/l | 0.926 | 0.976 | 1.4 | 1.3 | 1.5 | 1.6 | 0.866 | |||
| 0118 | Nitrite as N | mg/l | < 0.004 | < 0.004 | < 0.004 | < 0.004 | < 0.004 | < 0.004 | < 0.004 | |||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00018 | < 9.0e-05 | < 4.0e-05 | < 3.0e-05 | < 3.0e-05 | < 4.0e-05 | < 0.00012 | |||
| 0135 | Solids, Suspended at 105 C | mg/l | 44 | 11 | < 3 | < 3 | 32 | 4.8 | ||||
| 0143 | Solids, non-volatile at 500 C | mg/l | 35 | < 20 | < 20 | < 20 | 26 | < 20 | ||||
| 0158 | Hardness, Total as CaCO3 | mg/l | 21.1 | 21.8 | 21.6 | |||||||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 13 | 9 | 13 | 13 | 9 | 10 | 13 | |||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.017 | < 0.01 | 0.012 | 0.016 | 0.013 | < 0.01 | 0.017 | |||
| 0237 | Magnesium | mg/l | 2.4 | 2.5 | 2.4 | |||||||
| 0239 | Calcium, Dissolved | mg/l | 4.2 | 4.6 | 4.8 | |||||||
| 0241 | Calcium | mg/l | 4.5 | 4.6 | 4.7 | |||||||
| 0301 | Carbon, Organic, Dissolved as C :- {DOC} | mg/l | 1.1 | 1 | 1.4 | 1.2 | ||||||
| 3408 | Zinc, Dissolved | μg/l | 11 | 10 | 12 | |||||||
| 4821 | Copper : BLM Bioavailable | μg/l | 0.42 | 0.57 | 0.41 | |||||||
| 6396 | Turbidity | ntu | 13 | |||||||||
| 6450 | Copper, Dissolved | μg/l | 1.7 | 1.9 | 2 | |||||||
| 6455 | Zinc | μg/l | 12 | 10 | 14 | |||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 100.9 | 98.3 | 96.4 | 95.1 | 93.2 | 99.4 | 99.3 | |||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 11.5 | 11.4 | 10.2 | 10.2 | 10.5 | 11.5 | 10.5 |