sampling point
Mells Hapsford Flume

Description	MELLS HAPSFORD FLUME
Sampling point ID	SW-A2270107
Type	Freshwater – Rivers
Status	open
Location	easting northing: 375500 149100 lat lon: 51.240543, -2.352338
Area	Wessex
Sub-Area	West Wessex
Summary	78 samples taken between 2017 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.

13 determinands have been measured at this site

2,4-D
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 78 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 28 Apr 2016 to 17 Mar 2017

Notation	Determinand	Units	28 Apr 2016 10:47	23 May 2016 13:28	27 Jul 2016 11:39	11 Aug 2016 11:10	18 Oct 2016 12:55	16 Nov 2016 11:23	29 Dec 2016 11:42	23 Jan 2017 12:04	1 Mar 2017 12:35	17 Mar 2017 12:24
0061	pH		8.34	8.38	8.31	8.43	8.42	8.36	8.41	8.45	8.38	8.46
0076	Temperature of Water	°C	8.7	13.1	16.4	15.9	10.9	10.5	4.1	4.7	7.7	9.4
0077	Conductivity at 25 C	μs/cm	584	561	570	544	556	570	576	560	525	548
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	5.17	4.34	4.26	3.36	3.95	3.75	4.36	4.43	4.02	4.3
0117	Nitrate as N	mg/l	5.16	4.33	4.26	3.36	3.94	3.74	4.34	4.42	4	4.29
0118	Nitrite as N	mg/l	0.0061	0.0098	< 0.004	< 0.004	0.0119	0.0117	0.0161	0.0097	0.0176	0.0052
0119	Ammonia un-ionised as N	mg/l	< 0.0005	< 0.00069	< 0.00087	< 0.00084	< 0.00058	< 0.00057	< 0.00035	< 0.00037	< 0.00046	< 0.00052
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	254	233	230	219	221	231	244	242	216	233
0180	Orthophosphate, reactive as P	mg/l	0.062	0.094	0.088	0.078	0.141	0.157	0.123	0.091	0.077	0.06
9901	Oxygen, Dissolved, % Saturation	%	112	102.4	95.6	96	97.6	98.6	100.1	104.2	103.9	100.1
9924	Oxygen, Dissolved as O2	mg/l	13	10.7	9.33	9.47	10.8	11	13.1	13.4	12.4	11.4

Samples from 11 Jun 2015 to 3 Mar 2016

Notation	Determinand	Units	11 Jun 2015 11:29	22 Jul 2015 14:15	28 Aug 2015 10:45	2 Oct 2015 11:04	20 Oct 2015 14:35	16 Nov 2015 13:43	17 Dec 2015 11:28	11 Jan 2016 11:29	12 Feb 2016 12:13	3 Mar 2016 13:20
0061	pH		8.44	8.37	8.26	8.33	8.34	8.28	8.35	7.86	8.17	8.44
0076	Temperature of Water	°C	14.4	16.7	13.4	11.4	11.2	11.5	11.2	6.9	7.3	8
0077	Conductivity at 25 C	μs/cm	538	535	495	557	571	499	521	386	606	534
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	0.034	< 0.03	< 0.03	< 0.03	0.114	0.05	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.66	3.24	3.28	4.3	4.23	3.35	3.7	3.29	4.13	3.93
0117	Nitrate as N	mg/l	3.65	3.24	3.27	4.27	4.21	3.32	3.68	3.27	4.12	3.91
0118	Nitrite as N	mg/l	0.0065	< 0.004	0.0138	0.032	0.0173	0.0295	0.0202	0.0155	0.0142	0.016
0119	Ammonia un-ionised as N	mg/l	< 0.00075	< 0.00089	< 0.0007	0.00069	< 0.0006	< 0.00061	< 0.0006	0.0012	0.00075	< 0.00047
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	210	204	207	231	243	209	217	158	226	225
0180	Orthophosphate, reactive as P	mg/l	0.05	0.078	0.082	0.05	0.111	0.102	0.093	0.117	0.06	0.075
9901	Oxygen, Dissolved, % Saturation	%	99.4	99.3	94.2	96.2	97.3	97	99.8	94	98.4	105.2
9924	Oxygen, Dissolved as O2	mg/l	10.1	9.63	9.81	10.5	10.7	10.6	10.9	11.4	11.8	12.4

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sampling point Mells Hapsford Flume

Determinands

Sampling results

Samples from 28 Apr 2016 to 17 Mar 2017

Samples from 11 Jun 2015 to 3 Mar 2016

sampling point
Mells Hapsford Flume