sampling point
Lee At Leagrave
Description | LEE AT LEAGRAVE |
---|---|
Sampling point ID | TH-PLER0068 |
Type | Freshwater – Unspecified |
Status | open |
Location |
easting northing: 506141 224313 lat lon: 51.907245, -0.458482 |
Area | Hertfordshire And North London |
Sub-Area | L&W Herts & North London |
Summary | 188 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.
83 determinands have been measured at this site
- 1,1,1,2 -TET
- 1,1,1-TCA
- 1,1-Dichloro
- 1,2 -DIBROMO
- 1,2,3-TCB
- 1,2,3-Trimet
- 1,2,4-TCB
- 1,2,4-Trimet
- 1,2-DCB
- 1,3 -DICHLOR
- 1,3 -DICHLOR
- 1,3 -DICHLOR
- 1,3,5-TCB
- 1,3-DCB
- 1122TetClEth
- 112TCEthan
- 11DClEthan
- 11DiClPropen
- 12-DCA
- 123TriClProp
- 12DCPa
- 12Dibromethn
- 135TriMeBenz
- 14Dichlrbnzn
- 22DCPropan
- 2Chlortoluen
- 3Chlorotolun
- 4 -ISO-PROPY
- 4Chlorotolun
- Action taken
- Alky pH 4.5
- Ammonia(N)
- BOD ATU
- BROMO-DCM
- Benzene
- BrClMethan
- Bromobenzene
- Bromoform
- Carbon Tet
- Carbon diS
- Chlordbrmthn
- Chloride Ion
- Chlorobenzen
- Chloroform
- Chloromethan
- Cond @ 25C
- DiClMe
- Dibromomethn
- ETBE
- Ethenylbenzn
- Ethylbenzene
- HEXACHLORO 1
- HxClEthane
- IsoPropylBen
- MTBE
- N Oxidised
- NH3 un-ion
- Naphthalene
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- SI-GQA
- SecButylbenz
- TAME
- Temp Water
- TertButylbnz
- TetClEthene
- Toluene
- TrCFMethan
- Trichloroeth
- Trihalomethn
- Type of Flow
- Vinyl Cl
- c12DClEthe
- m-p-Xylene
- nButylbenzne
- nPropylbenzn
- o-Xylene
- pH
- pH in-situ
- t12DCEe
Sampling results
Displaying the twenty most recent samples. You can see all 188 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 11 Aug 2023 to 22 May 2024
Notation | Determinand | Units | 11 Aug 2023 10:00 | 7 Sep 2023 10:54 | 9 Oct 2023 11:04 | 8 Nov 2023 09:29 | 8 Dec 2023 09:51 | 3 Jan 2024 11:33 | 8 Feb 2024 12:13 | 6 Mar 2024 09:34 | 4 Apr 2024 12:37 | 22 May 2024 10:28 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
0061 | pH | 7.43 | 7.2 | 7.33 | 7.42 | 7.49 | 7.68 | 7.91 | 7.56 | |||
0076 | Temperature of Water | °C | 15.1 | 15.7 | 13.5 | 10.6 | 9 | 9.8 | 6.4 | 9.6 | ||
0077 | Conductivity at 25 C | μs/cm | 907 | 930 | 937 | 807 | 873 | 748 | 252 | 859 | ||
0111 | Ammoniacal Nitrogen as N | mg/l | 0.05 | 0.036 | 0.045 | 0.079 | < 0.03 | < 0.03 | 0.082 | < 0.03 | ||
0116 | Nitrogen, Total Oxidised as N | mg/l | 6.8 | 6.8 | 7 | 5.8 | 5.7 | 5.3 | 1.1 | 7 | ||
0117 | Nitrate as N | mg/l | 6.76 | 6.75 | 6.96 | 5.78 | 5.68 | 5.28 | 1.08 | 6.99 | ||
0118 | Nitrite as N | mg/l | 0.037 | 0.051 | 0.04 | 0.025 | 0.022 | 0.017 | 0.016 | 0.0097 | ||
0119 | Ammonia un-ionised as N | mg/l | 0.00036 | 0.00016 | 0.00023 | 0.0004 | < 0.00016 | < 0.00026 | 0.00094 | < 0.0002 | ||
0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 250 | 250 | 250 | 240 | 220 | 220 | 60 | 250 | ||
0180 | Orthophosphate, reactive as P | mg/l | 0.013 | < 0.01 | 0.014 | 0.027 | 0.017 | 0.026 | 0.036 | 0.017 | ||
1049 | Carbon tetrachloride :- {Tetrachloromethane} | μg/l | < 0.1 | < 0.1 | ||||||||
1200 | Trihalomethanes : Total :- {THM} | μg/l | 0.4 | < 0.4 | ||||||||
3268 | 1,1,1-Trichloroethane | μg/l | 0.3 | < 0.1 | ||||||||
3269 | 1,1-Dichloroethane | μg/l | 0.2 | < 0.1 | ||||||||
3272 | 1,2-Dichloroethane | μg/l | < 0.1 | < 0.1 | ||||||||
3282 | Bromodichloromethane | μg/l | < 0.1 | < 0.1 | ||||||||
3283 | Bromoform :- {Tribromomethane} | μg/l | < 0.1 | < 0.1 | ||||||||
3290 | Chlorobenzene | μg/l | < 0.1 | < 0.1 | ||||||||
3292 | Chlorodibromomethane | μg/l | < 0.1 | < 0.1 | ||||||||
3328 | Tetrachloroethylene :- {Perchloroethylene} | μg/l | 1 | 0.1 | ||||||||
3334 | Trichloroethylene :- {Trichloroethene} | μg/l | 0.64 | < 0.1 | ||||||||
3373 | Chloroform :- {Trichloromethane} | μg/l | 0.1 | < 0.1 | ||||||||
3781 | Benzene | μg/l | < 0.1 | < 0.1 | ||||||||
3784 | Toluene :- {Methylbenzene} | μg/l | < 0.1 | 0.1 | ||||||||
4117 | Ethylbenzene | μg/l | < 0.1 | < 0.1 | ||||||||
6534 | 1,1,1,2-Tetrachloroethane | μg/l | < 0.1 | < 0.1 | ||||||||
6538 | cis-1,2-Dichloroethylene :- {cis-1,2-Dichloroethene} | μg/l | 0.88 | < 0.1 | ||||||||
6539 | trans-1,2-Dichloroethylene :- {trans-1,2-Dichloroethene} | μg/l | < 0.1 | < 0.1 | ||||||||
6656 | MTBE :- {Methyl tert-butyl ether} | μg/l | < 0.1 | < 0.1 | ||||||||
6715 | Vinyl chloride :- {Chloroethylene} | μg/l | < 0.1 | < 0.1 | ||||||||
6716 | Dimethylbenzene : Sum of isomers (1,3- 1,4-) | μg/l | < 0.2 | < 0.2 | ||||||||
7531 | 1,1,2,2-Tetrachloroethane | μg/l | < 0.1 | < 0.1 | ||||||||
9811 | 1,1,2-Trichloroethane | μg/l | < 0.1 | < 0.1 | ||||||||
9836 | 1,1-Dichloroethylene :- {1,1-Dichloroethene} | μg/l | 0.51 | < 0.1 | ||||||||
9839 | tert-Amyl methyl ether :- {TAME} | μg/l | < 0.1 | < 0.1 | ||||||||
9844 | Ethyl tert-butyl ether :- {ETBE} | μg/l | < 0.1 | < 0.1 | ||||||||
9845 | 1,2-Dimethylbenzene :- {o-Xylene} | μg/l | < 0.1 | < 0.1 | ||||||||
9888 | Styrene :- {Vinylbenzene} | μg/l | < 0.1 | < 0.1 | ||||||||
9901 | Oxygen, Dissolved, % Saturation | % | 73.4 | 69.4 | 64.1 | 72.6 | 72.3 | 84.9 | 106.8 | 83.7 | ||
9924 | Oxygen, Dissolved as O2 | mg/l | 7.37 | 6.88 | 6.66 | 8.06 | 8.34 | 9.61 | 13.1 | 9.52 |