sampling point
Rye Brook Above Mole

Description	RYE BROOK ABOVE MOLE
Sampling point ID	TH-PMLR0248
Type	Freshwater – Unspecified
Status	open
Location	easting northing: 515230 157580 lat lon: 51.30568, -0.348327
Area	Kent And South London
Sub-Area	L&W Thames And South London Ksl
Summary	118 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.

22 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
AmoniaTotYSI
BOD ATU
Chloride Ion
Cond @ 20C
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
SI-GQA
Sld Sus@105C
Temp Water
TurbidityNTU
Type of Flow
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 118 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 30 Sep 2022 to 6 Aug 2024

Notation	Determinand	Units	30 Sep 2022 10:14	31 Oct 2022 14:02	29 Nov 2022 12:57	22 Dec 2022 10:40	31 Jan 2023 11:22	23 Feb 2023 11:32	13 Mar 2023 11:51	5 Jun 2024 12:27	9 Jul 2024 12:50	6 Aug 2024 13:19
0061	pH		7.9	7.85	7.94	7.95	8.11	7.75	7.78	7.95	7.79	7.93
0076	Temperature of Water	°C	9.8	14.3	9.6	7.7	6.7	7.4	9.6	13.2	15.8	17.6
0077	Conductivity at 25 C	μs/cm	970	865	710	1100	1059	1758	975	955	434	761
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03		0.052	0.1	0.064	0.17	0.037	0.073	0.031	0.28
0116	Nitrogen, Total Oxidised as N	mg/l	1.1	0.67	2.3	3	2.4	2.2	1.8	2.3	0.97	2.1
0117	Nitrate as N	mg/l	1.1		2.28	2.97	2.38	2.14	1.79	2.26	0.958	2.09
0118	Nitrite as N	mg/l	< 0.004		0.02	0.029	0.02	0.059	0.015	0.043	0.012	0.0082
0119	Ammonia un-ionised as N	mg/l	< 0.00043		0.0008	0.00138	0.00092	0.00145	0.0004	0.0015	0.00054	0.00759
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	200	210	200	200	210	170	150	240	110	190
0180	Orthophosphate, reactive as P	mg/l	0.14	0.18	0.095	0.1	0.11	0.095	0.076	0.18	0.089	0.2
6396	Turbidity	ntu	49						20
9901	Oxygen, Dissolved, % Saturation	%	92.1	74.6	91.6	93.7	97.3	89.1	96.4	94	85.7	88.7
9924	Oxygen, Dissolved as O2	mg/l	10.4	7.62	10.4	11.2	11.9	10.7	11	9.84	8.47	8.44

Samples from 15 Dec 2021 to 20 Sep 2022

Notation	Determinand	Units	15 Dec 2021 13:38	22 Dec 2021 11:53	5 Jan 2022 11:47	15 Feb 2022 12:08	15 Mar 2022 08:44	27 Apr 2022 08:06	26 May 2022 09:14	22 Jun 2022 11:58	27 Jul 2022 14:19	20 Sep 2022 09:43
0061	pH		8.1	8.15	8.09	7.91	8.02	7.91	7.77	7.89	7.82	8.1
0076	Temperature of Water	°C	10	3.8	5.4	7.4	7.6	8.1	12.7	16	17.8	12.2
0077	Conductivity at 25 C	μs/cm	1012	1211	883	833	905	1442	1087	979	1198	993
0111	Ammoniacal Nitrogen as N	mg/l	0.032	< 0.03	< 0.03	0.035	0.035	0.077	0.058	0.053	0.063	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	1.5	1.7	1.5	2.2	1.6	1.8	1.5	0.74	0.41	1.6
0117	Nitrate as N	mg/l	1.49	1.69	1.49	2.19	1.59	1.77	1.47	0.733	0.406	1.6
0118	Nitrite as N	mg/l	0.0075	0.0073	0.0095	0.012	0.011	0.034	0.03	0.0072	< 0.004	0.005
0119	Ammonia un-ionised as N	mg/l	0.00058	< 0.00035	< 0.00039	0.00043	0.00054	0.001	0.00077	0.00117	0.00135	< 0.00064
0135	Solids, Suspended at 105 C	mg/l	13	13	18	31	21
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	240	280	230	170	210	260	200	240	250	220
0180	Orthophosphate, reactive as P	mg/l	0.11	0.12	0.099	0.099	0.09	0.13	0.22	0.21	0.37	0.16
6396	Turbidity	ntu	8.3	2.4	13	28	14	30	19	41	5.3	24
9901	Oxygen, Dissolved, % Saturation	%	86.6	92.7	94.4	98.4	95.2	82.1	83.1	89.4	75.5	89.5
9924	Oxygen, Dissolved as O2	mg/l	9.76	12.2	11.9	11.8	11.4	9.68	8.79	8.8	7.16	9.58

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sampling point Rye Brook Above Mole

Determinands

Sampling results

Samples from 30 Sep 2022 to 6 Aug 2024

Samples from 15 Dec 2021 to 20 Sep 2022

sampling point
Rye Brook Above Mole