sampling point
Tort. Bk. Falfield

Description	TORT. BK. FALFIELD
Sampling point ID	SW-B3160105
Type	Freshwater – Rivers
Status	open
Location	easting northing: 368656 193276 lat lon: 51.637403, -2.454301
Area	Wessex
Sub-Area	North Wessex
Summary	131 samples taken between 2023 and 2000

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.

25 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Cond @ 25C
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Potassium- K
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 131 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Jun 2022 to 3 Mar 2023

Notation	Determinand	Units	15 Jun 2022 09:37	18 Jul 2022 14:17	8 Aug 2022 15:19	12 Sep 2022 14:09	11 Oct 2022 10:49	15 Nov 2022 09:52	8 Dec 2022 11:23	26 Jan 2023 09:55	22 Feb 2023 12:30	3 Mar 2023 12:21
0061	pH		7.95	8.03	8.11	8.14	8.07	7.97	8.05	8.2	8.32	8.28
0076	Temperature of Water	°C	15.4	22.7	19.8	17.8	10.4	11.6	5.2	5.3	9.1	6.5
0077	Conductivity at 25 C	μs/cm	745	761	763	807	854	717	792	814	994	822
0111	Ammoniacal Nitrogen as N	mg/l	0.054	0.052	< 0.03	0.038	< 0.03	< 0.03	0.044	0.046	< 0.03	0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.3	3.4	2.4		4	4.7	6.5	6.6	5.9	5.4
0117	Nitrate as N	mg/l	3.28	3.38	2.39		3.98	4.65	6.46	6.57	5.87	5.38
0118	Nitrite as N	mg/l	0.025	0.022	0.0075	0.025	0.019	0.051	0.044	0.028	0.026	0.022
0119	Ammonia un-ionised as N	mg/l	0.00131	0.00238	< 0.00111	0.00122	< 0.00056	< 0.00057	0.00056	0.00059	< 0.00051	0.00042
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	290	270	290	310	360	240	290	290	300	310
0180	Orthophosphate, reactive as P	mg/l	0.37	0.57	0.47	0.73	0.71	0.33	0.17	0.12	0.15	0.15
9901	Oxygen, Dissolved, % Saturation	%	95	96.5	96.5	97.9	94.5	91.2	99.7	99.1	102.5	99.6
9924	Oxygen, Dissolved as O2	mg/l	9.47	8.31	8.79	9.28	10.5	9.9	12.7	12.5	11.8	12.2

Samples from 3 Jun 2016 to 12 May 2022

Notation	Determinand	Units	3 Jun 2016 10:07	5 Jul 2016 10:05	11 Aug 2016 12:03	9 Nov 2016 12:36	28 Dec 2016 13:41	31 Jan 2017 12:53	16 Feb 2017 11:31	28 Mar 2017 13:13	6 Apr 2022 14:47	12 May 2022 11:27
0061	pH		8.23	8.22	8.34	8.01	8.22	7.95	8.1	8.21	8.26	8.29
0076	Temperature of Water	°C	13.2	16	16.5	8.5	5.7	7.3	7.4	10.4	11.4	14.7
0077	Conductivity at 25 C	μs/cm	763	750	731	789	789	760	808	752	797	785
0111	Ammoniacal Nitrogen as N	mg/l	0.036	< 0.03	< 0.03	0.361	1.58	0.072	0.284	0.041	< 0.03	0.045
0116	Nitrogen, Total Oxidised as N	mg/l	5.04	4.3	3.72	7.88	6.15	6.23	6.5	5.8	5.5	4
0117	Nitrate as N	mg/l	5.01	4.28	3.71	7.83	6.08	6.19	6.46	5.76	5.47	3.97
0118	Nitrite as N	mg/l	0.034	0.0157	0.0146	0.0456	0.0684	0.0404	0.0415	0.041	0.031	0.033
0119	Ammonia un-ionised as N	mg/l	0.00083	< 0.00085	< 0.00088	0.0059	0.021	0.00096	0.00428	0.00077	< 0.00061	0.00116
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	301	307	318	225	296	286	302	310	300	280
0180	Orthophosphate, reactive as P	mg/l	0.255	0.354	0.47	0.508	0.537	0.257	0.25	0.234	0.18	0.25
9901	Oxygen, Dissolved, % Saturation	%	94.1	94.9	98.1	86.1	93	98.1	99.1	100.2	102.2	94.9
9924	Oxygen, Dissolved as O2	mg/l	9.85	9.34	9.56	10.1	11.7	11.8	11.9	11.2	11.1	9.61

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sampling point Tort. Bk. Falfield

Determinands

Sampling results

Samples from 15 Jun 2022 to 3 Mar 2023

Samples from 3 Jun 2016 to 12 May 2022

sampling point
Tort. Bk. Falfield