sampling point
Melbourn Bk.Rd.Culvert Meldreth
| Description | MELBOURN BK.RD.CULVERT MELDRETH |
|---|---|
| Sampling point ID | AN-30M21 |
| Type | Freshwater – Rivers |
| Status | open |
| Location |
easting northing: 537800 246800 lat lon: 52.102371, 0.010494 |
| Area | Cambridgeshire And Bedfordshire |
| Sub-Area | Ely Team Sub Area |
| Summary | 166 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.
65 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- B-[a]-pyrene
- B-[b]-fluora
- B-[ghi]-pery
- B-[k]-fluora
- BOD ATU
- Bifenthrin
- C - Org Filt
- Ca Filtered
- Cadmium - Cd
- Calcium - Ca
- Cd Filtered
- Chloride Ion
- Chromium -Cr
- Cond @ 20C
- Cond @ 25C
- Copper - Cu
- Cr- Filtered
- Cu BLM Bio
- Cu Filtered
- Cypermethrin
- DELTAMETHRIN
- Fe- Filt
- Flumethrin
- Fluoranthene
- Hardness
- Ind123pyrene
- L Cyhalothrn
- Lead - as Pb
- Magnesium-Mg
- Mg Filtered
- Mn BLM Bio
- Mn- Filtered
- N Inorganic
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Ni BLM Bio
- Ni- Filtered
- Nickel - Ni
- Nitrate-N
- Nitrite-N
- O Diss %sat
- O Diss% Satn
- O Dissolved
- Orthophospht
- Oxygen Diss
- PFOS
- Pb BLM Bio
- Pb Filtered
- Permethrn-Tr
- Permethrn-cs
- Silver - Ag
- Sld Sus@105C
- Temp Water
- TriBT Cation
- Turbidity
- TurbidityNTU
- Zinc - as Zn
- Zn BLM Bio
- Zn- Filtered
- pFoctanoate
- pH
- pH Inst unit
Sampling results
Displaying the twenty most recent samples. You can see all 166 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 5 Sep 2023 to 2 Aug 2024
| Notation | Determinand | Units | 5 Sep 2023 10:36 | 6 Oct 2023 09:46 | 1 Nov 2023 08:32 | 4 Dec 2023 08:13 | 4 Jan 2024 08:07 | 1 Feb 2024 08:49 | 8 Mar 2024 12:29 | 5 Jun 2024 07:53 | 10 Jul 2024 10:12 | 2 Aug 2024 09:10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.03 | 7.77 | 7.82 | 7.82 | 7.85 | 7.96 | 7.76 | 7.97 | 7.91 | 7.89 | |
| 0076 | Temperature of Water | °C | 15 | 14.8 | 13.2 | 9.9 | 9.8 | 8.3 | 10.4 | 10.1 | 14.2 | 13.9 |
| 0077 | Conductivity at 25 C | μs/cm | 891 | 906 | 889 | 940 | 914 | 880 | 886 | 830 | 832 | 852 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | 0.031 | 0.071 | 0.043 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.038 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 13 | 15 | 13 | 14 | 9.9 | 15 | 14 | 14 | 14 | 14 |
| 0117 | Nitrate as N | mg/l | 13 | 15 | 12.9 | 13.9 | 9.87 | 15 | 14 | 14 | 14 | 14 |
| 0118 | Nitrite as N | mg/l | 0.022 | 0.03 | 0.055 | 0.1 | 0.03 | 0.01 | 0.019 | 0.015 | 0.027 | 0.022 |
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00079 | < 0.00046 | 0.00048 | 0.00085 | 0.00055 | < 0.00044 | < 0.00033 | < 0.00052 | < 0.00061 | 0.00072 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 250 | 240 | 260 | 250 | 260 | 250 | 260 | 250 | 240 | 250 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.93 | 2.1 | 1.1 | 0.57 | 0.54 | 0.35 | 0.39 | 0.056 | 0.54 | 0.13 |
| 9901 | Oxygen, Dissolved, % Saturation | % | 95.1 | 95.2 | 93.9 | 89 | 94.9 | 78.8 | 96.9 | 94.2 | 95.5 | 97.8 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 9.56 | 9.62 | 9.83 | 10.1 | 10.7 | 9.25 | 10.8 | 10.6 | 9.77 | 10.1 |
Samples from 8 Nov 2022 to 11 Aug 2023
| Notation | Determinand | Units | 8 Nov 2022 11:03 | 8 Dec 2022 11:27 | 23 Jan 2023 12:05 | 6 Feb 2023 12:21 | 6 Mar 2023 09:40 | 3 Apr 2023 09:54 | 2 May 2023 12:48 | 7 Jun 2023 09:33 | 10 Jul 2023 11:45 | 11 Aug 2023 09:36 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 8.02 | 7.96 | 8 | 8.06 | 8.15 | 7.84 | 7.96 | 7.89 | 8.08 | 7.89 | |
| 0076 | Temperature of Water | °C | 12.5 | 6.8 | 6.5 | 8.1 | 7.5 | 8.9 | 12.8 | 12.5 | 14.8 | 15.8 |
| 0077 | Conductivity at 25 C | μs/cm | 863 | 910 | 946 | 943 | 933 | 966 | 922 | 913 | 911 | 898 |
| 0111 | Ammoniacal Nitrogen as N | mg/l | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | < 0.03 | 0.036 | 0.038 | 0.032 |
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 11 | 16 | 14 | 15 | 14 | 15 | 13 | 15 | 15 | 14 |
| 0117 | Nitrate as N | mg/l | 11 | 16 | 14 | 15 | 14 | 15 | 13 | 15 | 15 | 14 |
| 0118 | Nitrite as N | mg/l | 0.017 | 0.02 | 0.017 | 0.012 | 0.0087 | 0.017 | 0.024 | 0.036 | 0.024 | 0.03 |
| 0119 | Ammonia un-ionised as N | mg/l | < 0.00066 | < 0.0004 | < 0.00042 | < 0.00048 | < 0.00046 | < 0.00035 | < 0.00061 | 0.00061 | 0.00098 | 0.0007 |
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 260 | 250 | 260 | 270 | 280 | 270 | 260 | 260 | 250 | 250 |
| 0180 | Orthophosphate, reactive as P | mg/l | 0.14 | 1.7 | 0.64 | 0.29 | 0.11 | 0.49 | 1.1 | 1.3 | 0.18 | 0.85 |
| 9901 | Oxygen, Dissolved, % Saturation | % | 94.3 | 99.1 | 98.6 | 100.5 | 101.2 | 96.3 | 100.6 | 94.7 | 96.2 | 95.7 |
| 9924 | Oxygen, Dissolved as O2 | mg/l | 10 | 12.1 | 12.1 | 11.9 | 12.1 | 11.1 | 10.6 | 10.1 | 9.72 | 9.46 |