sampling point
Heacham R.Heacham Mill

Description	HEACHAM R.HEACHAM MILL
Sampling point ID	AN-66M01
Type	Freshwater – Rivers
Status	open
Location	easting northing: 568500 337500 lat lon: 52.908499, 0.5042
Area	Cambridgeshire And Bedfordshire
Sub-Area	Ely Team Sub Area
Summary	257 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.

43 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
BOD ATU
Calcium - Ca
Chloride Ion
Cond @ 20C
Cond @ 25C
Cu Filtered
Fluoranthene
Hardness
Ind123pyrene
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
O Diss %sat
O Diss% Satn
O Dissolved
OdourPhenolc
Oil & Grs Vs
Orthophospht
Oxygen Diss
PBDE 100
PBDE 153
PBDE 154
PBDE 28
PBDE 47
PBDE 99
Phenol Odour
Sld Sus@105C
Temp Water
Turbidity
TurbidityNTU
Zinc - as Zn
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 257 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 16 Oct 2023 to 22 Jul 2024

Notation	Determinand	Units	16 Oct 2023 09:45	16 Nov 2023 09:43	5 Dec 2023 09:15	15 Jan 2024 09:46	19 Feb 2024 09:10	18 Mar 2024 11:11	15 Apr 2024 09:11	16 May 2024 10:09	18 Jun 2024 11:12	22 Jul 2024 09:20
0061	pH		8	7.8	7.79	7.84	7.81	7.94	7.94	7.88	8.16	8.04
0076	Temperature of Water	°C	7.4	9.5	8.5	6.1	9.7	10.5	9.7	12.1	13.3	13.2
0077	Conductivity at 25 C	μs/cm	791	808	805	795	759	778	775	777	803	782
0085	BOD : 5 Day ATU	mg/l					1.2	< 1	1.7	< 1	1.1	< 1
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	12	14	13	15	13	13	14	14	13	14
0117	Nitrate as N	mg/l	12	14	13	15	13	13	14	14	13	14
0118	Nitrite as N	mg/l	0.012	0.024	0.025	0.015	0.015	0.015	0.022	0.019	0.018	0.016
0119	Ammonia un-ionised as N	mg/l	< 0.00045	< 0.00033	< 0.0003	< 0.00029	< 0.00035	< 0.0005	< 0.00047	< 0.00049	< 0.0007	< 0.00069
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	240	240	230	230	230	230	230	230	230	230
0180	Orthophosphate, reactive as P	mg/l	0.024	0.035	0.038	0.057	0.057	0.033	0.028	0.034	0.027	0.019
9901	Oxygen, Dissolved, % Saturation	%	97.4	96.7	95.3	97.4	100.3	103.2	99.7	98.8	103.1	99.7
9924	Oxygen, Dissolved as O2	mg/l	11.7	11	11.1	12.1	11.4	11.5	11.3	10.6	10.8	10.4

Samples from 14 Dec 2022 to 8 Sep 2023

Notation	Determinand	Units	14 Dec 2022 13:29	18 Jan 2023 13:05	6 Feb 2023 09:19	1 Mar 2023 10:35	16 May 2023 12:38	19 May 2023 11:10	20 Jun 2023 13:23	24 Jul 2023 09:10	4 Aug 2023 09:34	8 Sep 2023 09:28
0061	pH		8.12	8.13	8.04	8.18	8.15	8.07	7.98	7.94	8.06	8.03
0076	Temperature of Water	°C	2.8	4	5	7.9	13.9	11.5	16.2	13.2	13.5	13.4
0077	Conductivity at 25 C	μs/cm	804	798	802	792	785	778	791	771	779	797
0085	BOD : 5 Day ATU	mg/l					< 1		< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.045	0.044	< 0.03	0.031	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	12	12	13	13	12	13	13	12	13	13
0117	Nitrate as N	mg/l	12	12	13	13	12	13	13	12	13	13
0118	Nitrite as N	mg/l	0.022	0.022	0.013	0.011	0.018	0.016	0.016	0.015	0.013	0.014
0119	Ammonia un-ionised as N	mg/l	0.00048	0.00052	< 0.00038	0.00048	< 0.00073	< 0.00061	< 0.00082	< 0.0006	< 0.00071	< 0.0007
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	260	240	230	240	220	230	220	230	230	240
0180	Orthophosphate, reactive as P	mg/l	0.023	0.034	0.047	0.056	0.026	0.024	0.021	0.025	0.03	0.02
9901	Oxygen, Dissolved, % Saturation	%	100.3	100.4	99.5	101.6	104.5	100.4	102.4	95.8	98.3	96.4
9924	Oxygen, Dissolved as O2	mg/l	13.6	13.1	12.7	12	10.8	10.9	10	10	10.2	10

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sampling point Heacham R.Heacham Mill

Determinands

Sampling results

Samples from 16 Oct 2023 to 22 Jul 2024

Samples from 14 Dec 2022 to 8 Sep 2023

sampling point
Heacham R.Heacham Mill