sampling point
River Tone At Greenham

Description	GREENHAM
Sampling point ID	SW-E1002900
Type	Freshwater – Rivers
Status	open
Location	easting northing: 307829 120222 lat lon: 50.974006, -3.314164
Area	Wessex
Sub-Area	West Wessex
Summary	178 samples taken between 2024 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.

36 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
CHLOROPHYLL
Calcium - Ca
Chlorophyl-A
Cond @ 20C
Cond @ 25C
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
Mineral Oils
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
PhenolicOdor
Phosphate
Potassium- K
SiO2 Rv
Sld Sus@105C
Temp Water
TurbidityNTU
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 178 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 6 Jul 2023 to 6 Mar 2024

Notation	Determinand	Units	6 Jul 2023 12:10	10 Aug 2023 09:35	1 Sep 2023 13:33	2 Oct 2023 10:16	1 Nov 2023 11:18	17 Nov 2023 09:13	5 Dec 2023 08:33	3 Jan 2024 08:56	1 Feb 2024 09:30	6 Mar 2024 09:47
0061	pH		8.06	7.9	7.87	7.89	7.94	8.19	7.79	7.67	7.98	7.63
0076	Temperature of Water	°C	14.4	15.1	15.2	14.7	11.6	8.8	7.5	9	7.1	6
0077	Conductivity at 25 C	μs/cm	255	223	231	231	226	188	216	165	203	185
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	0.065	< 0.03	0.049	0.21	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.2	1.9	1.7	2.1	2	2	2.4	2	2.3	2.2
0117	Nitrate as N	mg/l	2.19	1.89	1.69	2.09	2	2	2.4	2	2.3	2.2
0118	Nitrite as N	mg/l	0.0054	0.0058	0.0068	0.0065	0.0046	< 0.004	0.0049	< 0.004	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l	< 0.00075	< 0.00063	< 0.0006	< 0.0006	0.00116	< 0.0005	0.00046	0.00168	< 0.00042	< 0.00018
0135	Solids, Suspended at 105 C	mg/l	5.8	4	< 3	3.8	19	12	13	44	5.5	9.3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	92	75	81	87	84	58	72	49	65	62
0180	Orthophosphate, reactive as P	mg/l	0.038	0.04	0.042	0.029	0.063	0.016	0.038	0.063	0.022	0.011
6396	Turbidity	ntu	3.2	3.6	2.2	2.5	7.7	6.7	8.1	23	3.2	1.8
7887	Chlorophyll : Acetone Extract	μg/l	2.5	2.3	4.4	1.5	4	7.9	2.7	7.9	2.8	4.2
9901	Oxygen, Dissolved, % Saturation	%	100.3	100.9	102	97	99.7	101	99.5	98.8	99.7	101
9924	Oxygen, Dissolved as O2	mg/l	10.2	10.1	10.2	9.82	10.8	11.7	11.9	11.4	12.1	12.6

Samples from 6 Sep 2022 to 7 Jun 2023

Notation	Determinand	Units	6 Sep 2022 12:18	4 Oct 2022 12:29	2 Nov 2022 09:01	5 Dec 2022 09:11	31 Jan 2023 13:48	24 Feb 2023 13:15	3 Mar 2023 08:38	3 Apr 2023 16:29	10 May 2023 12:00	7 Jun 2023 08:52
0061	pH		7.84	7.92	7.76	7.8	8.02	8.27	7.92	7.76	7.87	8.16
0076	Temperature of Water	°C	15.3	13.2	10.2	6.9	7.5	6.3	3.4	10.6	11.6	11.6
0077	Conductivity at 25 C	μs/cm	225	232	240	248	259	266	265	179	226	267
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	1.6	1.3	2.5	3.1	3.1	2.7	2.7	2.3	2.3	2.4
0117	Nitrate as N	mg/l	1.6	1.3	2.49	3.1	3.1	2.7	2.7	2.3	2.3	2.39
0118	Nitrite as N	mg/l	0.0046	< 0.004	0.0059	< 0.004	< 0.004	< 0.004	< 0.004	< 0.004	0.0045	0.0055
0119	Ammonia un-ionised as N	mg/l	< 0.00056	< 0.00058	< 0.00032	< 0.00028	< 0.00046	< 0.00042	< 0.00028	< 0.00033	< 0.00046	< 0.00062
0135	Solids, Suspended at 105 C	mg/l	9.5	5.6	5.2	4.4	3.6	3.3	3.2	12	17	5.3
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	79	77	71	85	84	93	90	50	80	97
0180	Orthophosphate, reactive as P	mg/l	0.052	< 0.01	0.034	0.033	0.035	0.035	0.018	0.018	0.037	0.034
6396	Turbidity	ntu	11	5.3					< 1		9	2.9
7887	Chlorophyll : Acetone Extract	μg/l	12	16	1.6	1.2	0.62	2.4		5.1	4.9	2.5
9901	Oxygen, Dissolved, % Saturation	%	98	96.8	95.8	97.3	100.8	103.3	100.6	102.4	100.4	98.6
9924	Oxygen, Dissolved as O2	mg/l	9.79	10.1	10.7	11.8	12.1	12.7	13.4	11.4	10.9	10.7

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sampling point River Tone At Greenham

Determinands

Sampling results

Samples from 6 Jul 2023 to 6 Mar 2024

Samples from 6 Sep 2022 to 7 Jun 2023

sampling point
River Tone At Greenham