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sampling point
R.Welland Welham Rd.Br.

Description R.WELLAND WELHAM RD.BR.
Sampling point ID AN-WELL100W
Type Freshwater – Rivers
Status open
Location easting northing: 476676 292428
lat lon: 52.524333, -0.871283
Area Lincolnshire And Northamptonshire
Sub-Area North & South Team Sub Area
Summary 247 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.

87 determinands have been measured at this site
  • Add. Matter
  • Alky pH 4.5
  • Aluminium-Al
  • Ammonia(N)
  • BOD ATU
  • Barium - Ba
  • Boron - as B
  • C - Org Filt
  • CHLOR A
  • CHLOROPHYLL
  • COD as O2
  • Ca Filtered
  • Cadmium - Cd
  • Calcium - Ca
  • Cd DW <63
  • Cd - Dry Wt
  • Cd Filtered
  • ChlorfvnpDWt
  • Chloride Ion
  • Chromium -Cr
  • Cobalt - Co
  • Colour
  • Cond @ 20C
  • Cond @ 25C
  • Copper - Cu
  • Cr DW <63
  • Cr - Dry Wt
  • Cr- Filtered
  • Cu - Dry Wt
  • Cu DW <63
  • Cu Filtered
  • Cyanide - CN
  • Diazinon DWt
  • Dry Matter %
  • Dry Method
  • DrySolids30C
  • Fe- Filt
  • HCH Gamma
  • Hardness
  • ICP-MS Semiq
  • Iron - as Fe
  • Lead - as Pb
  • Magnesium-Mg
  • Manganse-Mn
  • Matrix
  • Methanal
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Inorganic
  • N Oxidised
  • NATGRIDREF
  • NH3 un-ion
  • NO FLOW/SAMP
  • Na RATIO
  • Ni - Dry Wt
  • Ni DW <63
  • Ni- Filtered
  • Nickel - Ni
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • O Diss% Satn
  • O Dissolved
  • OES SCREEN
  • Orthophospht
  • Oxygen Diss
  • Pb - Dry Wt
  • Pb DW <63
  • Pb Filtered
  • Potassium- K
  • ProptmphsDWT
  • Rejected
  • SOLVCOSHH
  • Sample Prep
  • SiO2 Rv
  • Sld Sus@105C
  • Sodium - Na
  • Solids @105C
  • Temp Water
  • Turbidity
  • TurbidityNTU
  • Zinc - as Zn
  • Zn - Dry Wt
  • Zn DW < 63
  • pH
  • pH Inst unit

Sampling results

Displaying the twenty most recent samples. You can see all 247 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 12 Jul 2023 to 8 Apr 2024

NotationDeterminandUnits12 Jul
2023
11:17
8 Aug
2023
09:55
14 Sep
2023
10:33
3 Oct
2023
10:45
2 Nov
2023
12:39
1 Dec
2023
10:15
17 Jan
2024
11:02
5 Feb
2024
11:10
4 Mar
2024
11:23
8 Apr
2024
14:41
0061pH7.47.67.387.567.738.078.038.178.068.16
0076Temperature of Water°C16.914.61615.710.93.72.58.35.6
0077Conductivity at 25 Cμs/cm701725633873542684704710611
0106Cadmium, Dissolvedμg/l0.01< 0.01< 0.01< 0.01
0111Ammoniacal Nitrogen as Nmg/l0.14< 0.030.057< 0.030.11< 0.030.0770.0560.057
0116Nitrogen, Total Oxidised as Nmg/l4.42.53.62.18.976.954.3
0117Nitrate as Nmg/l4.152.493.572.098.866.986.864.954.27
0118Nitrite as Nmg/l0.250.00750.0310.00590.0450.0170.0420.0510.031
0119Ammonia un-ionised as Nmg/l0.00108< 0.000310.00039< 0.000310.00116< 0.000340.000810.00090.00075
0162Alkalinity to pH 4.5 as CaCO3mg/l170190150190140210220230210
0180Orthophosphate, reactive as Pmg/l0.690.380.670.490.110.140.170.220.12
0235Magnesium, Dissolvedmg/l9119.38.9
0239Calcium, Dissolvedmg/l8496110100
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l6.86.65.15.6
9901Oxygen, Dissolved, % Saturation%44.773.141.953.478.391.895.593.795.7
9924Oxygen, Dissolved as O2mg/l4.327.424.125.298.6412.1131112

Samples from 20 Sep 2019 to 17 May 2023

NotationDeterminandUnits20 Sep
2019
10:27
30 Oct
2019
14:24
26 Nov
2019
09:37
17 Dec
2019
13:07
30 Jan
2020
12:51
14 Feb
2020
11:41
10 Mar
2020
09:45
23 Mar
2020
09:21
21 Apr
2023
12:37
17 May
2023
10:33
0061pH87.998.228.028.188.118.068.328.127.89
0076Temperature of Water°C13.19.18.965.75.38.25.59.812.2
0077Conductivity at 25 Cμs/cm945712638682568504729715796
0085BOD : 5 Day ATUmg/l12.51.32.22.24
0106Cadmium, Dissolvedμg/l< 0.01< 0.01
0111Ammoniacal Nitrogen as Nmg/l0.0350.570.0490.280.0350.10.390.073< 0.030.032
0116Nitrogen, Total Oxidised as Nmg/l4.38.966.66.25.54.35.354.4
0117Nitrate as Nmg/l4.298.865.966.566.175.484.255.264.984.35
0118Nitrite as Nmg/l0.00690.0440.0450.0420.0270.020.0460.0450.0170.05
0119Ammonia un-ionised as Nmg/l0.00080.009510.000820.003810.000470.001290.006230.00096< 0.000540.00053
0162Alkalinity to pH 4.5 as CaCO3mg/l210220210200180160230200230
0180Orthophosphate, reactive as Pmg/l1.20.190.150.150.10.110.210.130.34
0235Magnesium, Dissolvedmg/l9.19.4
0239Calcium, Dissolvedmg/l110100
0301Carbon, Organic, Dissolved as C :- {DOC}mg/l7.35.6
6460Iron, Dissolvedμg/l48
9901Oxygen, Dissolved, % Saturation%74.487.894.796.797.291.589.591.297.481.9
9924Oxygen, Dissolved as O2mg/l7.810.1111212.211.610.511.5118.77