sampling point
Clay Hill Stream A26 Road Bridge

Description	OUSE, CLAY HILL STREAM, A26 ROAD BRIDGE
Sampling point ID	SO-F0002256
Type	Freshwater – Unspecified
Status	open
Location	easting northing: 544870 115310 lat lon: 50.919069, 0.059652
Area	Solent And South Downs
Sub-Area	L&W South Ssd
Summary	92 samples taken between 2024 and 2010

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.

32 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
C - Org Filt
Ca Filtered
Calcium - Ca
Cd Filtered
Cond @ 25C
Cr- Filtered
Cu Filtered
Fe- Filt
Fluoranthene
Hardness
Ind123pyrene
Magnesium-Mg
Mn- Filtered
N Oxidised
NH3 un-ion
Ni- Filtered
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Pb Filtered
Sld Sus@105C
Temp Water
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 92 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 2 Mar 2017 to 14 Aug 2024

Notation	Determinand	Units	2 Mar 2017 12:54	5 Apr 2017 12:06	9 May 2017 13:16	2 Jun 2017 11:15	7 Jul 2017 16:27	3 Aug 2017 11:24	27 Sep 2017 15:06	17 Jun 2024 13:08	3 Jul 2024 18:55	14 Aug 2024 09:40
0061	pH		7.42	7.56	7.92		7.33			7.28	7.47	7.17
0076	Temperature of Water	°C	6.9	12.7	12.3		22.9			16.2	15.7	16.9
0077	Conductivity at 25 C	μs/cm	339	480	637		580			521	583	610
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.044	< 0.03		< 0.03			0.048	0.033	0.12
0116	Nitrogen, Total Oxidised as N	mg/l	1.24	< 0.2	< 0.2		< 0.2			< 0.2	0.27	< 0.2
0117	Nitrate as N	mg/l	1.24	< 0.196	< 0.196		< 0.196			0.195	0.266	0.188
0118	Nitrite as N	mg/l	0.0042	< 0.004	< 0.004		< 0.004			0.0052	< 0.004	0.012
0119	Ammonia un-ionised as N	mg/l	< 0.00012	0.00036	< 0.00054		< 0.00031			0.00027	0.00027	0.00055
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	65	116	188		153			190	200	190
0180	Orthophosphate, reactive as P	mg/l	0.028	0.052	< 0.01		0.073			0.054	0.021	0.077
0714	Benzo(g,h,i)Perylene	μg/l	0.00286			0.00276	0.00048	0.00204	0.00615
0731	Benzo(b)Fluoranthene	μg/l	0.00229			0.00204	0.00047	0.00299	0.00829
0733	Benzo(k)Fluoranthene	μg/l	0.00102			0.00101	0.00017	0.00124	0.00339
0736	Fluoranthene	μg/l	0.00333			0.0108	0.00542	0.0096	0.0133
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00298			0.00287	0.00021	0.00197	0.00696
6399	Benzo(a)Pyrene	μg/l	0.0021	0.00011	0.00028	0.00216	0.00023	0.00198	0.00447
9901	Oxygen, Dissolved, % Saturation	%	89.4	65	114.2		51.4			44.9	68.1	36
9924	Oxygen, Dissolved as O2	mg/l	10.9	6.88	12.2		4.41			4.4	6.75	3.48

Samples from 20 May 2016 to 7 Feb 2017

Notation	Determinand	Units	20 May 2016 13:29	7 Jun 2016 13:23	22 Jul 2016 13:03	9 Aug 2016 15:19	8 Sep 2016 14:11	3 Oct 2016 16:09	9 Nov 2016 12:40	30 Nov 2016 12:04	6 Jan 2017 10:52	7 Feb 2017 12:05
0061	pH		7.62	7.34		7.58	7.66	7.47		7.95	7.59
0076	Temperature of Water	°C	16.1	18.1		17.1	17.3	13.1		3.3	1.2
0077	Conductivity at 25 C	μs/cm	453	488		563	570	527		526	490
0111	Ammoniacal Nitrogen as N	mg/l	0.044	0.069		0.086	< 0.03	0.086		0.035	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	< 0.2	< 0.2		0.26	< 0.2	0.35		4.64	3.71
0117	Nitrate as N	mg/l	0.194	0.192		0.226	0.194	0.337		4.62	3.7
0118	Nitrite as N	mg/l	0.0063	0.0078		0.0339	0.0057	0.0135		0.0185	0.01
0119	Ammonia un-ionised as N	mg/l	0.00053	0.00051		0.00102	< 0.00043	0.00059		0.00035	< 0.00011
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	124	150		136	172	159		72	76
0180	Orthophosphate, reactive as P	mg/l	0.044	0.044		0.06	0.033	0.082		0.036	0.281
0714	Benzo(g,h,i)Perylene	μg/l	0.00023	0.00021	< 0.0001	0.00018	0.00016	0.00576	0.00057	0.00047	0.00126	0.00167
0731	Benzo(b)Fluoranthene	μg/l	0.00027	0.00029	0.00024	0.00027	0.0002	0.00519	0.00059	0.00044	0.00121	0.00207
0733	Benzo(k)Fluoranthene	μg/l	0.0001	0.00011	< 0.0001	8.0e-05	8.0e-05	0.00268	0.00027	0.00018	0.00054	0.00089
0736	Fluoranthene	μg/l	0.00165	0.00269	0.00306	0.00219	0.00109	0.014	0.00157	0.00133	0.00192	0.0039
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.00023	0.00015	< 0.0001	0.00014	0.00017	0.00591	0.00055	0.00039	0.00131	0.00173
6399	Benzo(a)Pyrene	μg/l	9.0e-05	< 0.0001	< 0.0001	7.0e-05	0.0001	0.00526	0.0003	0.00027	0.00098	0.00151
9901	Oxygen, Dissolved, % Saturation	%	54.3	53.6		42.1	69.9	34.6		75.6	80
9924	Oxygen, Dissolved as O2	mg/l	5.33	5.05		4.05	6.7	3.63		10.1	11.3

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sampling point Clay Hill Stream A26 Road Bridge

Determinands

Sampling results

Samples from 2 Mar 2017 to 14 Aug 2024

Samples from 20 May 2016 to 7 Feb 2017

sampling point
Clay Hill Stream A26 Road Bridge