sampling point
D/S Speldhurst Stw

Description	DOWNSTREAM SPELDHURST SEWAGE WORKS BARDEN MILL STREAM
Sampling point ID	SO-E0000912
Type	Freshwater – Rivers
Status	open
Location	easting northing: 555260 142240 lat lon: 51.158347, 0.218885
Area	Kent And South London
Sub-Area	L&W Medway And Rother Ksl
Summary	125 samples taken between 2022 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.

25 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
COPA
Calcium - Ca
Chloride Ion
Cond @ 20C
Cond @ 25C
Copper - Cu
Cu Filtered
Hardness
Magnesium-Mg
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Sld Sus@105C
Temp Water
TurbidityNTU
Zinc - as Zn
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 125 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 1 Jun 2021 to 1 Mar 2022

Notation	Determinand	Units	1 Jun 2021 09:56	27 Jul 2021 09:55	13 Aug 2021 08:56	2 Sep 2021 08:56	12 Oct 2021 10:19	4 Nov 2021 13:02	1 Dec 2021 12:21	11 Jan 2022 09:21	2 Feb 2022 09:15	1 Mar 2022 09:56
0061	pH		7.32	7.65	7.46	7.51	7.37	7.7	7.47	7.62	7.34	7.8
0076	Temperature of Water	°C	12.4	16.2	13.3	13.6	9.8	9.3	8.8	8.4	8.4	8.8
0077	Conductivity at 25 C	μs/cm	442	457	398	432	412	401	444	441	462	475
0111	Ammoniacal Nitrogen as N	mg/l	0.8	0.21	0.2	0.49	0.5	0.39	0.77	0.88	0.91	0.68
0116	Nitrogen, Total Oxidised as N	mg/l	4.7	6.8	3.7	4.6	4	4.5	4.4	5.1	6.4	5.9
0117	Nitrate as N	mg/l	4.42	6.72	3.65	4.49	3.91	4.44	4.3	5.03	6.3	5.81
0118	Nitrite as N	mg/l	0.28	0.079	0.049	0.11	0.086	0.063	0.1	0.074	0.099	0.086
0119	Ammonia un-ionised as N	mg/l	0.0037	0.00273	0.00136	0.00382	0.00214	0.00342	0.00384	0.00601	0.00327	0.00721
0135	Solids, Suspended at 105 C	mg/l	8.3	11	6.5	4	8.5	3.1	6.5	8.4	6.8	6.2
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	75	80	72	73	75	75	76	76	77	76
0180	Orthophosphate, reactive as P	mg/l	0.81	1.3	0.43	0.71	0.5	0.4	0.56	0.62	0.91	0.72
6396	Turbidity	ntu	2.1	< 1	3.5	5.3	4.5	4.6	5.3	7.3	2.8	4
9901	Oxygen, Dissolved, % Saturation	%	85.4	79.7	81.4	82.3	89.3	87.4	82.6	84.4	90.4	81.7
9924	Oxygen, Dissolved as O2	mg/l	9.1	7.81	8.5	8.54	10.1	10	9.58	9.88	10.6	9.47

Samples from 8 Jul 2019 to 4 May 2021

Notation	Determinand	Units	8 Jul 2019 15:01	2 Aug 2019 12:49	12 Sep 2019 11:45	7 Oct 2019 11:12	7 Nov 2019 08:31	3 Dec 2019 09:37	10 Jan 2020 14:33	5 Feb 2020 14:12	12 Mar 2020 14:39	4 May 2021 09:06
0061	pH		7.74	7.61	7.56	7.23	7.88	7.71	7.77	7.57	7.71	7.29
0076	Temperature of Water	°C	14.9	15.7	15.4	12.7	9.7	6.4	8.9	8.2	10	9.3
0077	Conductivity at 25 C	μs/cm	428	450	616	455	279	409	385	410	379	425
0111	Ammoniacal Nitrogen as N	mg/l	0.15	0.11	0.28	0.4	0.249	0.68	0.4	0.44	0.14	0.55
0116	Nitrogen, Total Oxidised as N	mg/l	4.7	5.5	14	7.3	2.86	4.9	4.3	5.2	4.5	4.3
0117	Nitrate as N	mg/l	4.64	5.44	13.9	7.2	2.82	4.83	4.24	5.13	4.46	4.24
0118	Nitrite as N	mg/l	0.065	0.061	0.13	0.1	0.0362	0.069	0.06	0.067	0.036	0.061
0119	Ammonia un-ionised as N	mg/l	0.00218	0.00126	0.0028	0.00154	0.00338	0.00492	0.00399	0.00264	0.00132	0.00188
0135	Solids, Suspended at 105 C	mg/l										31
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	75	78	86	80	60	73	71	72	66	67
0180	Orthophosphate, reactive as P	mg/l	1	1.2	2.4	1.3	0.288	0.35	0.3	0.46	0.13	0.51
6396	Turbidity	ntu										19
9901	Oxygen, Dissolved, % Saturation	%	84.4	82.2	85.6	95.2	84.9	77.8	90	94	92.6	90.6
9924	Oxygen, Dissolved as O2	mg/l	8.51	8.14	8.54	10.1	9.63	9.57	10.4	11.1	10.4	10.4

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sampling point D/S Speldhurst Stw

Determinands

Sampling results

Samples from 1 Jun 2021 to 1 Mar 2022

Samples from 8 Jul 2019 to 4 May 2021

sampling point
D/S Speldhurst Stw