sampling point
Layer Bk.U/S Abberton Reservoir

Description	LAYER BK.U/S ABBERTON RESERVOIR
Sampling point ID	AN-RR03
Type	Freshwater – Rivers
Status	open
Location	easting northing: 594035 216538 lat lon: 51.813777, 0.813538
Area	Essex Norfolk And Suffolk
Sub-Area	Essex Team Sub Area
Summary	160 samples taken between 2023 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.

21 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 20C
Cond @ 25C
N Inorganic
N Oxidised
NATGRIDREF
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 160 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 14 Jun 2022 to 13 Mar 2023

Notation	Determinand	Units	14 Jun 2022 13:39	4 Jul 2022 08:48	2 Aug 2022 09:01	28 Sep 2022 12:00	12 Oct 2022 14:54	8 Nov 2022 08:47	1 Dec 2022 13:37	24 Jan 2023 10:04	9 Feb 2023 15:10	13 Mar 2023 10:27
0061	pH		7.66	7.21	7.59	7.44	7.34	7.32	7.77	7.84	7.94	7.98
0076	Temperature of Water	°C	16.9	15.1	18.3	10.3	9.6	12.2	7.8	2.9	3.9	9.8
0077	Conductivity at 25 C	μs/cm	876	952	1308	1003	637	826	831	805	877	745
0111	Ammoniacal Nitrogen as N	mg/l	0.069	0.079	0.067	< 0.03	< 0.03	0.035	< 0.03	0.034	0.041	0.041
0116	Nitrogen, Total Oxidised as N	mg/l	19	14	13	7.7	3.5	23	17	9.4	6.6	12
0117	Nitrate as N	mg/l	18.9	13.9	12.9	7.67	3.48	22.9	17	9.37	6.56	12
0118	Nitrite as N	mg/l	0.085	0.07	0.12	0.028	0.016	0.12	0.028	0.026	0.038	0.042
0119	Ammonia un-ionised as N	mg/l	0.00097	0.00035	0.00089	< 0.00016	< 0.00012	0.00016	< 0.00028	0.00026	0.00042	0.0007
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	140	160	250	130	110	99	120	130	150	130
0180	Orthophosphate, reactive as P	mg/l	1.7	2.2	1.8	0.93	0.65	0.27	0.17	0.14	0.22	0.16
9901	Oxygen, Dissolved, % Saturation	%	58.6	46.9	27.2	52.8	55.2	57.9	78.6	91	101.4	95.5
9924	Oxygen, Dissolved as O2	mg/l	5.66	4.71	2.55	5.91	6.28	6.2	9.34	12.3	13.3	10.8

Samples from 13 Aug 2019 to 4 May 2022

Notation	Determinand	Units	13 Aug 2019 13:21	5 Sep 2019 09:47	2 Oct 2019 13:59	1 Nov 2019 13:37	2 Dec 2019 10:54	7 Jan 2020 13:34	3 Feb 2020 09:20	4 Mar 2020 12:00	1 Apr 2022 10:45	4 May 2022 08:31
0061	pH		7.54	7.52	7.55	7.81	7.99	7.92	7.91	8.02	8.15	7.72
0076	Temperature of Water	°C	14.7	13.6	12.4	9.6	3.7	6.7	7.3	6.1	3.7	10.8
0077	Conductivity at 25 C	μs/cm	715	903	449	778	814	837	700	708	830	748
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.042	< 0.03	< 0.03	0.034	0.06	0.032	0.036	< 0.03	0.041
0116	Nitrogen, Total Oxidised as N	mg/l	9.4	20	3.4	3.8	12	11	12	10	5.6	8.9
0117	Nitrate as N	mg/l	9.37	19.9	3.39	3.78	12	10.9	12	9.98	5.57	8.84
0118	Nitrite as N	mg/l	0.031	0.1	0.0075	0.016	0.029	0.057	0.031	0.021	0.026	0.06
0119	Ammonia un-ionised as N	mg/l	< 0.00027	0.00034	< 0.00023	< 0.00035	0.00038	0.00072	0.00039	0.00049	< 0.00034	0.00042
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	130	100	85	170	150	160	160	160	180	140
0180	Orthophosphate, reactive as P	mg/l	< 0.01	0.91	0.41	0.23	0.14	0.14	0.12	0.099	0.47	0.95
9901	Oxygen, Dissolved, % Saturation	%	95.4	47.2	67.5	62.8	89.3	87.7	99.7	93.8	91.5	55.3
9924	Oxygen, Dissolved as O2	mg/l	9.66	4.9	7.19	7.14	11.8	10.7	12	11.6	12.1	6.11

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sampling point Layer Bk.U/S Abberton Reservoir

Determinands

Sampling results

Samples from 14 Jun 2022 to 13 Mar 2023

Samples from 13 Aug 2019 to 4 May 2022

sampling point
Layer Bk.U/S Abberton Reservoir