sampling point
Willowtree Farm At Roundhouse Track

Description	WILLOW TREE FARM AT ROUNDHOUSE TRACK:LECHLADE
Sampling point ID	TH-PUTR0358
Type	Freshwater – Unspecified
Status	open
Location	easting northing: 420493 199156 lat lon: 51.690781, -1.704927
Area	West Thames
Sub-Area	L&W North Wt
Summary	56 samples taken between 2024 and 2013

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.

20 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
BOD ATU
Cond @ 25C
Fluoranthene
Ind123pyrene
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
pH

Displaying the twenty most recent samples. You can see all 56 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 31 Jan 2017 to 10 Jun 2024

Notation	Determinand	Units	31 Jan 2017 14:09	14 Feb 2017 09:32	7 Mar 2017 10:28	5 Apr 2017 11:16	5 May 2017 11:28	19 Jun 2017 13:16	3 Jul 2017 15:21	17 Aug 2017 11:06	6 Sep 2017 10:51	10 Jun 2024 10:31
0061	pH		8.07	8.05		8.09	8.14	7.84				7.41
0076	Temperature of Water	°C	7.4	5.1		9.2	11.5	22				11.8
0077	Conductivity at 25 C	μs/cm	651	631		590	596	593				617
0085	BOD : 5 Day ATU	mg/l										< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.036		0.048	0.061	0.077				0.1
0116	Nitrogen, Total Oxidised as N	mg/l	9.16	7.63		4.74	2.93	1.46				2.5
0117	Nitrate as N	mg/l	9.15	7.62		4.73	2.92	1.44				2.44
0118	Nitrite as N	mg/l	0.0106	0.0078		0.0126	0.0146	0.0211				0.058
0119	Ammonia un-ionised as N	mg/l	< 0.00045	0.00046		0.00083	0.00124	0.00235				0.00054
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	243	234		227	211	205				270
0180	Orthophosphate, reactive as P	mg/l	< 0.01	< 0.01		< 0.01	< 0.01	0.022				0.035
0714	Benzo(g,h,i)Perylene	μg/l	0.00224	0.00079	0.00088			0.00028	0.00032	0.00021	0.00078
0731	Benzo(b)Fluoranthene	μg/l	0.00195	0.00077				0.0003	0.00028	0.00021	0.00073
0733	Benzo(k)Fluoranthene	μg/l	0.00082	0.00036	0.00036			0.00012	0.00012	7.0e-05	0.00022
0736	Fluoranthene	μg/l	0.00524	0.00213	0.00244			0.00173	0.00112	0.00104	0.00413
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00225	0.00082	0.00092			0.00029	0.00033	0.00024	0.00077
6399	Benzo(a)Pyrene	μg/l	0.00179	0.0008	0.00083	0.0002	0.0005	0.0002	0.00025	0.00016	0.00029
9901	Oxygen, Dissolved, % Saturation	%	89.6	95.8		96.2	87.1	88.4				48.9
9924	Oxygen, Dissolved as O2	mg/l	10.8	12.2		11	9.47	7.71				5.28

Samples from 16 Mar 2016 to 12 Dec 2016

Notation	Determinand	Units	16 Mar 2016 10:49	4 Apr 2016 11:20	25 May 2016 13:26	9 Jun 2016 11:08	25 Jul 2016 12:02	23 Aug 2016 14:26	9 Sep 2016 13:30	18 Oct 2016 13:58	15 Nov 2016 13:33	12 Dec 2016 10:38
0061	pH		7.63		8.15	8.01	8.08		8.1	8.09	8
0076	Temperature of Water	°C	7.2		11.3	15	16.2		17.2	12.3	11.7
0077	Conductivity at 25 C	μs/cm	452		587	589	593		600	595	653
0111	Ammoniacal Nitrogen as N	mg/l	0.055		0.036	0.039	0.032		< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	0.54		4.6	3.36	2.19		1.49	1.38	4.66
0117	Nitrate as N	mg/l	0.531		4.59	3.34	2.18		1.48	1.37	4.63
0118	Nitrite as N	mg/l	0.0088		0.0148	0.0201	0.0129		0.0107	0.0059	0.0271
0119	Ammonia un-ionised as N	mg/l	0.00035		0.00072	0.00102	0.00092		< 0.00092	< 0.00065	< 0.00062
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	167		229	220	222		227	229	258
0180	Orthophosphate, reactive as P	mg/l	< 0.01		< 0.01	< 0.01	< 0.01		0.012	< 0.01	< 0.01
0714	Benzo(g,h,i)Perylene	μg/l	0.00064	0.00039	0.00036	0.00032	0.00044	0.00039	0.00028	0.00104	0.00011	0.00043
0731	Benzo(b)Fluoranthene	μg/l	0.00053	0.00033	0.00042	0.00028	0.00039	0.00035	0.00029	0.0009	0.00016	0.00049
0733	Benzo(k)Fluoranthene	μg/l	0.00026	0.00015	0.00018	0.00013	0.00016	0.00016	0.00013	0.0004	6.0e-05	0.00025
0736	Fluoranthene	μg/l	0.00193	0.00059	0.00254	0.00141	0.00117	0.0011	0.00197	0.00207	0.00148	0.00199
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00078	0.00041	0.0004	0.00032	0.00048	0.0004	0.0003	0.00111	0.0001	0.00044
6399	Benzo(a)Pyrene	μg/l	0.00046	0.00029	0.00037	0.00024	0.00037	0.00032	0.00023	0.0008	8.0e-05	0.00044
9901	Oxygen, Dissolved, % Saturation	%	74.8		79.9	87.2	82.2		81.3	75	79.7
9924	Oxygen, Dissolved as O2	mg/l	9.02		8.73	8.77	8.06		7.8	8.01	8.63

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sampling point Willowtree Farm At Roundhouse Track

Determinands

Sampling results

Samples from 31 Jan 2017 to 10 Jun 2024

Samples from 16 Mar 2016 to 12 Dec 2016

sampling point
Willowtree Farm At Roundhouse Track