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sampling point
R.Gwash Newstead Mill Stamford

Description R.GWASH NEWSTEAD MILL STAMFORD
Sampling point ID AN-GWSH320N
Type Freshwater – Rivers
Status open
Location easting northing: 504741 307810
lat lon: 52.657898, -0.452909
Area Lincolnshire And Northamptonshire
Sub-Area North & South Team Sub Area
Summary 264 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.

36 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • Calcium - Ca
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Cu Filtered
  • DrySolids30C
  • FLOW INT
  • GCMS S-Vol
  • Hardness
  • LCMS
  • Magnesium-Mg
  • N Inorganic
  • N Oxidised
  • NATGRIDREF
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • O Diss% Satn
  • O Dissolved
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • PO4dw
  • Phenol Odour
  • SOLVCOSHH
  • Sld Sus@105C
  • Temp Water
  • Turbidity
  • TurbidityNTU
  • Zinc - as Zn
  • pH
  • pH Inst unit

Sampling results

Displaying the twenty most recent samples. You can see all 264 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 17 Jul 2023 to 10 Jun 2024

NotationDeterminandUnits17 Jul
2023
12:27
7 Aug
2023
10:28
18 Sep
2023
11:25
2 Oct
2023
10:28
13 Nov
2023
09:08
5 Dec
2023
09:54
4 Jan
2024
11:05
9 Feb
2024
09:21
4 Mar
2024
11:22
10 Jun
2024
10:59
0061pH8.18.097.978.017.997.997.848.088.28.29
0076Temperature of Water°C15.513.616.21597.18.37.77.712.2
0077Conductivity at 25 Cμs/cm753755730788765693667705759739
0085BOD : 5 Day ATUmg/l< 1< 31.5< 11.31.31.21.51.2
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.03< 0.03< 0.030.0340.049< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l7.27.56.87.4109.4119.7129.5
0117Nitrate as Nmg/l7.197.486.787.389.989.38119.67129.49
0118Nitrite as Nmg/l0.0150.0160.0210.0170.0160.0250.0330.0330.0170.015
0119Ammonia un-ionised as Nmg/l< 0.00082< 0.00071< 0.0008< 0.00079< 0.0005< 0.000430.000380.00075< 0.00046< 0.00064
0162Alkalinity to pH 4.5 as CaCO3mg/l230210190210220210190220220220
0180Orthophosphate, reactive as Pmg/l0.140.180.180.180.0690.090.050.0990.0550.097
9901Oxygen, Dissolved, % Saturation%93.491.286.98993.790.191.995.897.699.4
9924Oxygen, Dissolved as O2mg/l9.299.468.528.9510.810.910.811.411.610.6

Samples from 9 Aug 2022 to 21 Jun 2023

NotationDeterminandUnits 9 Aug
2022
12:23
6 Sep
2022
08:38
20 Oct
2022
10:53
11 Nov
2022
10:38
5 Dec
2022
11:35
19 Jan
2023
09:48
2 Feb
2023
12:20
13 Mar
2023
09:40
15 May
2023
09:32
21 Jun
2023
13:30
0061pH7.967.797.897.948.118.218.258.258.228.12
0076Temperature of Water°C17.416.711.411.77.23.97.89.512.316.7
0077Conductivity at 25 Cμs/cm814845832787776765781774770752
0085BOD : 5 Day ATUmg/l< 1< 1
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.030.042< 0.03< 0.03< 0.03< 0.03< 0.03< 0.030.036
0116Nitrogen, Total Oxidised as Nmg/l6.85.46.95.88.511119.69.78.2
0117Nitrate as Nmg/l6.785.396.885.788.4811119.589.688.17
0118Nitrite as Nmg/l0.0170.0150.0170.0180.0250.0250.0290.0180.0240.026
0119Ammonia un-ionised as Nmg/l< 0.00086< 0.000560.00066< 0.00054< 0.00045< 0.00035< 0.00047< 0.00053< 0.000650.00107
0162Alkalinity to pH 4.5 as CaCO3mg/l230220220200220210230250230210
0180Orthophosphate, reactive as Pmg/l0.250.250.350.230.140.0980.0890.0850.10.13
9901Oxygen, Dissolved, % Saturation%91.474.969.885.694.699.29697.292.498.2
9924Oxygen, Dissolved as O2mg/l8.747.277.619.2711.41311.411.19.879.53