sampling point
Blackbrook Bridge

Description	BLACKBROOK BRIDGE, PELLINGFORD STREAM
Sampling point ID	SO-E0004855
Type	Freshwater – Rivers
Status	open
Location	easting northing: 539123 122916 lat lon: 50.988837, -0.019151
Area	Solent And South Downs
Sub-Area	L&W South Ssd
Summary	56 samples taken between 2024 and 2009

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.

12 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 25C
N Oxidised
NH3 un-ion
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 3 Mar 2015 to 3 Jun 2024

Notation	Determinand	Units	3 Mar 2015 12:03	2 Jun 2015 12:06	9 Sep 2015 11:58	9 Dec 2015 14:13	13 Jan 2016 13:06	15 Apr 2016 11:30	13 Jul 2016 11:54	4 Oct 2016 13:57	8 Feb 2017 13:23	3 Jun 2024 10:48
0061	pH		7.77	7.7	7.41	7.44	7.94	7.72	7.91	7.65	7.61	7.47
0076	Temperature of Water	°C	6.3	13.8	13.8	9.1	5.6	12.7	17.7	12.3	5.8	16.1
0077	Conductivity at 25 C	μs/cm	329	398	420	346	289	361	375	434	341	344
0111	Ammoniacal Nitrogen as N	mg/l	0.049	0.074	0.075	0.077	0.065	< 0.03	0.037	0.055	0.046	0.15
0116	Nitrogen, Total Oxidised as N	mg/l	1.53	0.21	0.48	1.44	2.04	0.98	< 0.2	0.24	2.47	0.63
0117	Nitrate as N	mg/l	1.52	0.2	0.465	1.42	2.03	0.975	< 0.196	0.234	2.46	0.597
0118	Nitrite as N	mg/l	0.0083	0.0099	0.0151	0.0187	0.0148	0.0055	< 0.004	0.006	0.0124	0.033
0119	Ammonia un-ionised as N	mg/l	0.0004	0.0009	0.00047	0.00037	0.00075	< 0.00035	0.00097	0.00054	0.00025	0.00129
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	81	121	112	93	72	95	122	142	71	110
0180	Orthophosphate, reactive as P	mg/l	0.059	0.046	0.034	0.045	0.071	0.051	0.053	0.044	0.057	0.047
9901	Oxygen, Dissolved, % Saturation	%	71.5	58.8	47.2	85.9	84	92.3	70.7	60.3	94.7	64.7
9924	Oxygen, Dissolved as O2	mg/l	8.82	6.07	4.87	9.89	10.5	9.77	6.72	6.44	11.8	6.36

Samples from 8 Nov 2012 to 3 Nov 2014

Notation	Determinand	Units	8 Nov 2012 12:26	30 Nov 2012 14:02	5 Dec 2012 11:00	25 Apr 2013 10:39	4 Jul 2013 14:21	9 Oct 2013 14:34	3 Feb 2014 15:08	7 May 2014 10:57	6 Aug 2014 15:35	3 Nov 2014 11:51
0061	pH		7.36	7.59	7.84	7.65	7.43	7.64	7.46	7.6	7.82	7.48
0076	Temperature of Water	°C	7.8	5	3.7	13.5	16.8	14.7	6.3	14.8	19	12.2
0077	Conductivity at 25 C	μs/cm	342	348	384	384	412	448	284	375	406	366
0111	Ammoniacal Nitrogen as N	mg/l	0.059	0.056	0.06	0.07	0.248	0.047	0.063	0.119	0.094	0.083
0116	Nitrogen, Total Oxidised as N	mg/l	2.1	2.48	2.07	1.63	0.45	< 0.2	1.99	0.26	0.25	0.6
0117	Nitrate as N	mg/l	2.08	2.46	2.06	1.61	0.405	0.194	1.98	0.246	0.233	0.586
0118	Nitrite as N	mg/l	0.0172	0.0178	0.0145	0.0237	0.0447	0.0062	0.0128	0.0136	0.0172	0.0139
0119	Ammonia un-ionised as N	mg/l	0.00021	0.00028	0.00048	0.00075	0.00204	0.00054	0.00026	0.00125	0.00221	0.00055
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	92	88	89	94	128	152	68	106	132	111
0180	Orthophosphate, reactive as P	mg/l	0.071	0.066	0.078	0.065	0.092	0.048	0.075	0.03	0.079	0.115
9901	Oxygen, Dissolved, % Saturation	%	89.4	91.3	88.9	94	39.9	38.3	97.8	73.1	70.1	87.4
9924	Oxygen, Dissolved as O2	mg/l	10.6	11.6	11.7	9.77	3.86	3.88	12.1	7.38	6.49	9.35

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sampling point Blackbrook Bridge

Determinands

Sampling results

Samples from 3 Mar 2015 to 3 Jun 2024

Samples from 8 Nov 2012 to 3 Nov 2014

sampling point
Blackbrook Bridge