sampling point
Thorpeness Hundred R. At Tidal Sluice

Description	THORPENESS HUNDRED R. AT TIDAL SLUICE
Sampling point ID	AN-THP020
Type	Freshwater – Rivers
Status	open
Location	easting northing: 646780 258320 lat lon: 52.167914, 1.607317
Area	Essex Norfolk And Suffolk
Sub-Area	Norfolk & Suffolk Team Sub Area
Summary	165 samples taken between 2021 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
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
O Diss% Satn
O Dissolved
Orthophospht
Oxygen Diss
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 165 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 24 Feb 2020 to 15 Dec 2021

Notation	Determinand	Units	24 Feb 2020 10:42	9 Mar 2020 09:55	7 May 2021 12:30	30 Jun 2021 09:57	23 Jul 2021 10:04	20 Aug 2021 13:17	24 Sep 2021 11:13	15 Oct 2021 10:49	1 Nov 2021 09:10	15 Dec 2021 09:50
0061	pH		7.94	7.95	8.08	7.31	7.54	7.3	7.38	7.56	7.66	7.57
0076	Temperature of Water	°C	7.9	7.1	11	15.2	17.3	16.5	14.5	11.6	9.3	8.6
0077	Conductivity at 25 C	μs/cm	867	1537	2835	3393	2988	6575	3585	2667	3133	3226
0085	BOD : 5 Day ATU	mg/l	1.9	5.6	1.9	< 6	< 1	< 6	< 4	< 4	< 4	< 3
0111	Ammoniacal Nitrogen as N	mg/l	0.033	< 0.03	< 0.03	0.11	0.1	0.11	0.092	0.17	0.12	0.08
0116	Nitrogen, Total Oxidised as N	mg/l	5.8	3.7	< 0.2	0.37	< 0.2	0.21	0.22	0.73	0.52	5.2
0117	Nitrate as N	mg/l	5.76	3.69	< 0.196	0.343	0.196	0.182	0.21	0.711	0.505	5.17
0118	Nitrite as N	mg/l	0.036	0.013	< 0.004	0.027	0.0041	0.028	0.0099	0.019	0.015	0.032
0119	Ammonia un-ionised as N	mg/l	0.00045	< 0.00039	< 0.00059	0.00061	0.0011	0.00066	0.00057	0.00128	0.00096	0.00049
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	220	250	290	240	210	220	250	220	230	240
0180	Orthophosphate, reactive as P	mg/l	0.12	0.082	0.08	0.3	0.11	0.19	0.31	0.055	0.083	0.13
9901	Oxygen, Dissolved, % Saturation	%	76.9	78.8	98.1	27.8	36.9	27.7	34.4	48.8	55.3	61.8
9924	Oxygen, Dissolved as O2	mg/l	9.12	9.53	10.8	2.78	3.53	2.7	3.5	5.3	6.34	7.2

Samples from 19 Aug 2016 to 13 Feb 2020

Notation	Determinand	Units	19 Aug 2016 11:27	7 Nov 2016 12:27	26 Jul 2019 09:32	18 Sep 2019 12:30	30 Sep 2019 08:44	7 Nov 2019 10:46	29 Nov 2019 09:24	9 Dec 2019 10:13	14 Jan 2020 11:39	13 Feb 2020 11:46
0061	pH		7.58	7.63	7.65	7.63	7.6	7.53	7.56	7.77	7.88	7.81
0076	Temperature of Water	°C	18.7	7.3	22.4	13.8	13.6	9	7.5	6	7.6	5
0077	Conductivity at 25 C	μs/cm	4630	5176	7831	5417	7294	4980	987	2540	2530	1818
0085	BOD : 5 Day ATU	mg/l			< 2.8	1.8	< 1	< 3	1.5	1.4	1.1	2.5
0111	Ammoniacal Nitrogen as N	mg/l	0.131	0.072	0.087	0.29	0.3	0.149	0.031	0.071	0.17	0.031
0116	Nitrogen, Total Oxidised as N	mg/l	< 0.2	1.07	< 0.2	< 0.2	< 0.2	< 0.2	9.6	5.5	3.1	4.5
0117	Nitrate as N	mg/l	0.186	1.06	< 0.196	< 0.196	0.184	0.184	9.55	5.48	3.08	4.48
0118	Nitrite as N	mg/l	0.0144	0.0138	< 0.004	< 0.004	0.016	0.016	0.05	0.018	0.025	0.019
0119	Ammonia un-ionised as N	mg/l	0.00175	0.00046	0.00178	0.00302	0.00287	0.00087	0.00017	0.00057	0.00198	0.00025
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	230	257	250	220	240	258	200	280	270	250
0180	Orthophosphate, reactive as P	mg/l	0.077	0.265	0.21	0.12	0.097	0.334	0.18	0.28	0.26	0.15
9901	Oxygen, Dissolved, % Saturation	%	30.2	54.4	38	23	39.5	32.9	51.4	72.9	73.6	80.8
9924	Oxygen, Dissolved as O2	mg/l	2.81	6.55	3.29	2.37	4.1	3.8	6.15	9.06	8.79	10.3

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sampling point Thorpeness Hundred R. At Tidal Sluice

Determinands

Sampling results

Samples from 24 Feb 2020 to 15 Dec 2021

Samples from 19 Aug 2016 to 13 Feb 2020

sampling point
Thorpeness Hundred R. At Tidal Sluice