sampling point
Avon D/S Bickton Gqa

Description	AVON DOWNSTREAM BICKTON GQA
Sampling point ID	SW-50280545
Type	Freshwater – Rivers
Status	open
Location	easting northing: 414640 111310 lat lon: 50.90108, -1.793175
Area	Wessex
Sub-Area	East Wessex
Summary	251 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.

30 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
CHLOR A
CHLOROPHYLL
Calcium - Ca
Chlorophyl-A
Cond @ 20C
Cond @ 25C
Cu Filtered
Hardness
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
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 251 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 18 May 2023 to 14 Feb 2024

Notation	Determinand	Units	18 May 2023 14:32	13 Jun 2023 14:08	10 Jul 2023 13:57	2 Aug 2023 13:54	27 Sep 2023 12:04	2 Oct 2023 13:36	1 Nov 2023 11:12	4 Dec 2023 11:27	31 Jan 2024 10:31	14 Feb 2024 09:58
0061	pH		8.17	8.16	8.18	8.03	8.33	7.81	7.78	7.9	8.04	8.1
0076	Temperature of Water	°C	14.7	18.8	17.9	16.6	15.7	15.7	11.8	8.2	9	9.8
0077	Conductivity at 25 C	μs/cm	563	561	556	547	637	565	475	505	578	507
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.047	0.093	0.069
0116	Nitrogen, Total Oxidised as N	mg/l	6.6	6.7	6	5.6	5.4	6	4.2	5.6	6.7	6.3
0117	Nitrate as N	mg/l	6.57	6.67	5.96	5.57	5.38	5.98	4.18	5.57	6.66	6.27
0118	Nitrite as N	mg/l	0.026	0.03	0.041	0.027	0.018	0.017	0.021	0.035	0.04	0.034
0119	Ammonia un-ionised as N	mg/l	< 0.00077	< 0.00104	< 0.00097	< 0.00089	< 0.00083	< 0.00054	< 0.00038	0.0006	0.00158	0.00124
0135	Solids, Suspended at 105 C	mg/l	6.7	4.6	3.3	4	3.8	< 3	30	9.9	7.8	10
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	230	220	220	220	230	230	210	210	240	230
0180	Orthophosphate, reactive as P	mg/l	0.054	0.043	0.058	0.056	0.086	0.07	0.11	0.08		0.087
9901	Oxygen, Dissolved, % Saturation	%	102.2	113.2	103.6	96.7	94.6	88	85.9	88.1	94.2	93.1
9924	Oxygen, Dissolved as O2	mg/l	10.3	10.5	9.8	9.4	9.37	8.72	9.28	10.4	10.9	10.5

Samples from 21 Jul 2022 to 27 Apr 2023

Notation	Determinand	Units	21 Jul 2022 11:43	4 Aug 2022 11:27	8 Sep 2022 10:12	19 Oct 2022 11:24	7 Nov 2022 12:22	12 Dec 2022 15:58	30 Jan 2023 12:06	20 Feb 2023 10:11	13 Mar 2023 12:27	27 Apr 2023 14:30
0061	pH		8.06	8.14	7.95	7.99	7.9	8.16	8.12	8.11	8.07	8.23
0076	Temperature of Water	°C	20.2	19.4	16.8	13.8	12.3	4.8	7.8	9.5	10.2	11.1
0077	Conductivity at 25 C	μs/cm	552	551	538	565	532	581	569	573	537	561
0111	Ammoniacal Nitrogen as N	mg/l	0.034	0.031	< 0.03	< 0.03	0.034	0.057	0.03	0.042	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	5.1	5.4	5.3	5.9	5.1	7.5	6.4	7.1	6.3	6.5
0117	Nitrate as N	mg/l	5.07	5.38	5.28	5.88	5.07	7.46	6.37	7.07	6.27	6.48
0118	Nitrite as N	mg/l	0.03	0.023	0.024	0.024	0.033	0.037	0.026	0.032	0.028	0.022
0119	Ammonia un-ionised as N	mg/l	0.0013	0.00112	< 0.0008	< 0.00071	0.00059	0.00071	0.00047	0.00074	< 0.00056	< 0.00059
0135	Solids, Suspended at 105 C	mg/l	< 3	< 3	4.4	7.2	11	5.7	4.8	6.1	11	7.7
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	210	220	210	220	190	230	240	230	210	270
0180	Orthophosphate, reactive as P	mg/l	0.062	0.069	0.077	0.065		0.066	0.058	0.063	0.051	0.042
9901	Oxygen, Dissolved, % Saturation	%	98	98.8	90.6	91.2	92.4	96.7	95	99.7	97.7	101.8
9924	Oxygen, Dissolved as O2	mg/l	8.85	9.07	8.77	9.42	9.87	12.4	11.3	11.4	11	11.2

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sampling point Avon D/S Bickton Gqa

Determinands

Sampling results

Samples from 18 May 2023 to 14 Feb 2024

Samples from 21 Jul 2022 to 27 Apr 2023

sampling point
Avon D/S Bickton Gqa