We would welcome your feedback to help us make future improvements.

sampling point
Forton Brook U/S Tatworth Stw

Description FORTON BROOK AT TATWORTH ABOVE TATWORTH STW ALTERNATIVE HISTORIC DATA ON URN WSTW7780A
Sampling point ID SW-70231430
Type Freshwater – Rivers
Status open
Location easting northing: 333662 104832
lat lon: 50.839194, -2.943485
Area Devon And Cornwall
Sub-Area East Devon And Cornwall
Summary 152 samples taken between 2023 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.

39 determinands have been measured at this site
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • C - Organic
  • COD as O2
  • Calcium - Ca
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Cu Filtered
  • E.coli C-MF
  • Hardness
  • Hdnss Ca
  • Hdnss Mg
  • IE Conf
  • IE Pres
  • Magnesium-Mg
  • N Inorganic
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • Phosphorus-P
  • Potassium- K
  • SiO2 Rv
  • Sld NV@500C
  • Sld Sus@105C
  • Sulphate SO4
  • Temp Water
  • TurbidityNTU
  • Type of Flow
  • WethPresPrec
  • WethPresTemp
  • Zinc - as Zn
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 152 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 28 Jun 2022 to 21 Mar 2023

NotationDeterminandUnits28 Jun
2022
09:17
2 Aug
2022
09:00
16 Aug
2022
12:15
13 Sep
2022
12:02
25 Oct
2022
11:40
18 Nov
2022
10:55
7 Dec
2022
10:12
19 Jan
2023
13:20
23 Feb
2023
10:01
21 Mar
2023
11:55
0061pH8.188.128.148.188.098.078.38.148.238.2
0076Temperature of Water°C12.615.615.114.411.9106.47.58.410.9
0077Conductivity at 25 Cμs/cm555564569561508433520481544465
0111Ammoniacal Nitrogen as Nmg/l0.031< 0.03< 0.03< 0.030.0390.0310.120.042< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l6.76.36.65.24.45.9675.2
0117Nitrate as Nmg/l6.686.296.595.184.395.895.996.995.19
0118Nitrite as Nmg/l0.0190.0110.0150.0120.0220.0120.0130.010.0070.01
0119Ammonia un-ionised as Nmg/l0.00068< 0.00082< 0.00079< 0.000750.000820.000570.001680.00064< 0.00049< 0.00058
0135Solids, Suspended at 105 Cmg/l4.4< 310< 36.2< 68.41348.2
0143Solids, non-volatile at 500 Cmg/l< 20< 20< 20< 20< 20< 20< 20< 40< 20< 20
0162Alkalinity to pH 4.5 as CaCO3mg/l230230230230180160210170210190
0180Orthophosphate, reactive as Pmg/l0.0780.070.0720.10.0860.0840.0660.0730.0620.067
2348Escherichia coli : Confirmed : MFno/100ml43002400150066011002800630510
3722Enterococci: Intestinal: Presumptive: MFcfu/0.1l86018001100330790320230210
3723Enterococci: Intestinal: Confirmed: MFcfu/0.1l86018001100330790320230210
9901Oxygen, Dissolved, % Saturation%97.897.996.495.891.795.698.599.7101100.7
9924Oxygen, Dissolved as O2mg/l10.49.729.679.769.8810.812.111.911.811.1

Samples from 20 Aug 2021 to 18 May 2022

NotationDeterminandUnits20 Aug
2021
10:27
24 Sep
2021
11:04
25 Oct
2021
10:20
8 Nov
2021
13:13
6 Dec
2021
13:26
10 Jan
2022
10:43
1 Feb
2022
13:13
21 Mar
2022
11:13
1 Apr
2022
11:27
18 May
2022
10:33
0061pH8.28.297.888.28.28.138.48.348.398.3
0076Temperature of Water°C13.512.110.910.58.58.99.59.47.412.9
0077Conductivity at 25 Cμs/cm554559500524474445534508524519
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.03< 0.030.084< 0.03< 0.03< 0.030.048
0116Nitrogen, Total Oxidised as Nmg/l7.17.15.76.55.24.86.76.26.76
0117Nitrate as Nmg/l7.097.095.696.495.194.776.696.196.695.97
0118Nitrite as Nmg/l0.0110.0070.0130.010.0110.0350.00940.00750.00770.035
0119Ammonia un-ionised as Nmg/l< 0.00071< 0.00064< 0.00045< 0.00057< 0.000490.00141< 0.00053< 0.00052< 0.000450.00108
0135Solids, Suspended at 105 Cmg/l5.9< 353.3126.25.64.3< 3
0143Solids, non-volatile at 500 Cmg/l< 20< 20< 20< 20< 20< 20< 20< 20< 20
0162Alkalinity to pH 4.5 as CaCO3mg/l220230200210190170210210210210
0180Orthophosphate, reactive as Pmg/l0.0720.0640.0850.0760.0660.0770.0720.0540.0530.079
2348Escherichia coli : Confirmed : MFno/100ml640490790910560400
3722Enterococci: Intestinal: Presumptive: MFcfu/0.1l2202001900660630110
3723Enterococci: Intestinal: Confirmed: MFcfu/0.1l2001801900660570110
9901Oxygen, Dissolved, % Saturation%9697.998.998.497.896.1100.199.5102.398
9924Oxygen, Dissolved as O2mg/l9.9810.510.91111.411.111.411.412.310.3