sampling point
R.Box D/S Boxford

Description	RSN1609 R.BOX D/S BOXFORD
Sampling point ID	AN-RSN1609
Type	Freshwater – Rivers
Status	open
Location	easting northing: 596427 240188 lat lon: 52.02531, 0.861674
Area	Essex Norfolk And Suffolk
Sub-Area	Norfolk & Suffolk Team Sub Area
Summary	23 samples taken between 2022 and 2021

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.

17 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
C - Org Filt
Chloride Ion
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
Nitrogen - N
O Diss %sat
Orthophospht
Oxygen Diss
Phosphorus-P
SiO2 Rv
Temp Water
pH

Displaying the twenty most recent samples. You can see all 23 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 8 Mar 2022 to 1 Dec 2022

Notation	Determinand	Units	8 Mar 2022 10:08	8 Apr 2022 13:16	10 May 2022 09:56	17 Jun 2022 14:00	11 Jul 2022 13:53	11 Aug 2022 12:01	30 Sep 2022 10:03	17 Oct 2022 11:29	3 Nov 2022 10:44	1 Dec 2022 09:41
0061	pH		8.14	8.05	8.02	7.94	7.86	7.89	7.97	7.76	7.65	8.01
0076	Temperature of Water	°C	4.8	8	13	17.6	17	16.2	9.3	12.8	11.5	7.5
0077	Conductivity at 25 C	μs/cm	813	846	858	878	874	876	897	920	778	888
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.045	0.034	0.031	0.031	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	10	6.9	6.8	7.7	7.7	7.8	8	6.9	4.2	8.4
0117	Nitrate as N	mg/l	9.99	6.88	6.77	7.66	7.67	7.79	7.99	6.88	4.18	8.38
0118	Nitrite as N	mg/l	0.014	0.02	0.031	0.036	0.028	0.015	0.0097	0.021	0.019	0.025
0119	Ammonia un-ionised as N	mg/l	< 0.00037	< 0.00047	0.00102	0.00094	0.00069	0.00069	< 0.00049	< 0.00039	< 0.00028	< 0.00046
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	290	290	290	280	270	280	290	290	240	270
0172	Chloride	mg/l	41	52	52	57	60	61	61	59	53	53
0180	Orthophosphate, reactive as P	mg/l	0.12	0.22	0.28	0.32	0.33	0.29	0.37	0.31	0.3	0.18
0182	Silica, reactive as SiO2	mg/l	8.5	10	12	14	15	16	16	16	12	13
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	4.1	3.6	3.2	2.9	2.7	2.5	2.5	3.6	6.2	5.1
0348	Phosphorus, Total as P	mg/l	0.15	0.25	0.35	0.35	0.39	0.33	0.4	0.35	0.36	0.2
9686	Nitrogen, Total as N	mg/l	11	7.4	7.1	8.2	8.2	8.5	8.2	7	4.9	8.6
9901	Oxygen, Dissolved, % Saturation	%	91.4	100.3	87.4	92.8	84.2	89.1	84.6	81	75.7	83.5
9924	Oxygen, Dissolved as O2	mg/l	11.7	11.9	9.18	8.83	8.11	8.73	9.69	8.55	8.23	9.99

Samples from 14 Apr 2021 to 2 Feb 2022

Notation	Determinand	Units	14 Apr 2021 10:29	12 May 2021 09:50	9 Jun 2021 09:04	9 Aug 2021 11:24	14 Sep 2021 11:17	13 Oct 2021 09:57	4 Nov 2021 09:32	1 Dec 2021 12:39	10 Jan 2022 12:43	2 Feb 2022 13:28
0061	pH		8.09	8.06	7.63	7.89	8.04	8.12	7.85	7.93	8.05	8.04
0076	Temperature of Water	°C	7	11.5	14.6	14.2	14.2	8.8	7.9	8.1	4.4	8.5
0077	Conductivity at 25 C	μs/cm	871	831	862	792	910	905	900	851	834	877
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.063	0.036	< 0.03	< 0.03	< 0.03	0.17	0.04	0.034
0116	Nitrogen, Total Oxidised as N	mg/l	8.4	6.1	7	6.1	8.3	7.2	6.6	6.5	11	8.9
0117	Nitrate as N	mg/l	8.38	6.07	6.95	6.08	8.28	7.18	6.58	6.45	11	8.88
0118	Nitrite as N	mg/l	0.021	0.033	0.055	0.02	0.016	0.017	0.022	0.053	0.022	0.025
0119	Ammonia un-ionised as N	mg/l	< 0.00044	< 0.00061	0.0007	0.0007	< 0.00074	< 0.0005	< 0.00033	0.0023	0.00048	0.00056
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	290	280	290	250	290	310	310	300	280	300
0172	Chloride	mg/l	53	51	53	51	57	58	57	51	45	56
0180	Orthophosphate, reactive as P	mg/l	0.23	0.14	0.3	0.31	0.32	0.27	0.23	0.15	0.17	0.25
0182	Silica, reactive as SiO2	mg/l	9.9	9.2	14	14	16	16	16	13	11	13
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	3.1	4	3.5	4.1	3.1	3.7	4.1	4.8	4	3.1
0348	Phosphorus, Total as P	mg/l	0.25	0.18	0.35	0.33	0.35	0.3	0.26	0.18	0.19	0.27
9686	Nitrogen, Total as N	mg/l	8.8	6.5	7.6	6.8	8.5	7.6	6.8	7.7	12	8.9
9901	Oxygen, Dissolved, % Saturation	%	101.6	94.4	93.9	82.7	88.2	83.7	79.4	85.1	90.6	90.6
9924	Oxygen, Dissolved as O2	mg/l	12.3	10.3	9.52	8.46	9.02	9.7	9.41	10	11.7	10.6

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sampling point R.Box D/S Boxford

Determinands

Sampling results

Samples from 8 Mar 2022 to 1 Dec 2022

Samples from 14 Apr 2021 to 2 Feb 2022

sampling point
R.Box D/S Boxford