sampling point
Keward Brook At Mill

Description	KEWARD BROOK AT MILL
Sampling point ID	SW-60032109
Type	Freshwater – Rivers
Status	open
Location	easting northing: 353126 144015 lat lon: 51.193418, -2.67216
Area	Wessex
Sub-Area	West Wessex
Summary	157 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.

59 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
BOD ATU
Bifenthrin
C - Org Filt
Ca Filtered
Calcium - Ca
Cd Filtered
Cond @ 25C
Cr- Filtered
Cu BLM Bio
Cu Filtered
Cypermethrin
DELTAMETHRIN
Fe- Filt
Flumethrin
Fluoranthene
HBCDD
Hardness
Hdnss Ca
Hdnss Mg
Ind123pyrene
L Cyhalothrn
Magnesium-Mg
Mg Filtered
Mn BLM Bio
Mn- Filtered
N Inorganic
N Oxidised
NH3 un-ion
Ni BLM Bio
Ni- Filtered
Nitrate-N
Nitrite-N
O Diss %sat
Oil & Grs Vs
Orthophospht
Oxygen Diss
PFOS
Pb BLM Bio
Pb Filtered
Permethrn-Tr
Permethrn-cs
Phenol Odour
Potassium- K
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
Zn BLM Bio
Zn- Filtered
pFoctanoate
pH

Displaying the twenty most recent samples. You can see all 157 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Nov 2019 to 10 Feb 2021

Notation	Determinand	Units	11 Nov 2019 11:38	17 Dec 2019 12:46	7 Jan 2020 10:17	24 Feb 2020 14:31	10 Mar 2020 12:58	27 Oct 2020 14:17	17 Nov 2020 15:15	3 Dec 2020 14:49	27 Jan 2021 11:42	10 Feb 2021 12:28
0061	pH		7.91	7.73	8.16	7.92	7.84	7.85	8.08	8.18	8.04	7.91
0076	Temperature of Water	°C	10.2	9.8	10.3	10.6	11.4	11.7	11.3	9.8	10.1	8.1
0077	Conductivity at 25 C	μs/cm	619	620	631	574	571	573	594	612	617	607
0111	Ammoniacal Nitrogen as N	mg/l	0.038	< 0.03	0.031	0.094	0.035	0.058	< 0.03	0.4	0.074	0.092
0116	Nitrogen, Total Oxidised as N	mg/l	7.44	7.7	7.7	6.6	6.3	6.7	7.3	7.5	6.9	7.3
0117	Nitrate as N	mg/l	7.42	7.69	7.69	6.57	6.29	6.67	7.29	7.45	6.87	7.28
0118	Nitrite as N	mg/l	0.0164	0.015	0.015	0.033	0.013	0.028	0.015	0.047	0.03	0.023
0119	Ammonia un-ionised as N	mg/l	0.00057	< 0.00029	0.00058	0.00149	0.00049	0.00085	< 0.0006	0.00719	0.00136	0.00119
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	262	260	280	240	250	240	250	270	250	250
0180	Orthophosphate, reactive as P	mg/l	0.083	0.093	0.091	0.11	0.1	0.091	0.066	0.07	0.08	0.059
9901	Oxygen, Dissolved, % Saturation	%	97.6	97	96.6	98.9	99.2	97.3	97.6	91.6	94.4	94.5
9924	Oxygen, Dissolved as O2	mg/l	10.9	11	10.8	11	10.8	10.5	10.7	10.4	10.6	11.1

Samples from 8 Jan 2018 to 2 Oct 2019

Notation	Determinand	Units	8 Jan 2018 09:13	27 Feb 2018 09:13	21 Mar 2018 14:34	24 Apr 2019 12:18	8 May 2019 11:47	3 Jun 2019 13:19	9 Jul 2019 13:04	12 Aug 2019 13:12	3 Sep 2019 11:46	2 Oct 2019 12:16
0052	Lead, Dissolved	μg/l	0.384	0.376	0.319
0061	pH					8.13	8.14	8.22	8.23	8.07	8.15	7.96
0073	Cypermethrin	μg/l	< 0.002	< 0.002	< 0.002
0076	Temperature of Water	°C				12.2	12	14.1	16.7	15.5	14.6	11.6
0077	Conductivity at 25 C	μs/cm				580	661	696	714	693	713	569
0106	Cadmium, Dissolved	μg/l	0.0664	0.0616	0.0684
0111	Ammoniacal Nitrogen as N	mg/l				0.49	0.074	0.039	0.054	0.061	< 0.03	0.036
0116	Nitrogen, Total Oxidised as N	mg/l				7.75	11.2	9.4	9.5	8.5	8.7	7.4
0117	Nitrate as N	mg/l				7.72	11.1	9.37	9.42	8.43	8.67	7.39
0118	Nitrite as N	mg/l				0.034	0.0677	0.035	0.077	0.072	0.026	0.014
0119	Ammonia un-ionised as N	mg/l				0.0105	0.00156	0.00096	0.0016	0.00166	< 0.00077	0.00067
0162	Alkalinity to pH 4.5 as CaCO3	mg/l				194	219	240	250	240	260	230
0180	Orthophosphate, reactive as P	mg/l				0.117	0.155	0.25	0.35	0.51	0.4	0.15
0235	Magnesium, Dissolved	mg/l	13.1	12.7	11.7
0239	Calcium, Dissolved	mg/l	109	103	104
0714	Benzo(g,h,i)Perylene	μg/l	0.0239	0.00295	0.0041
0731	Benzo(b)Fluoranthene	μg/l	0.0185	0.00254	0.00305
0733	Benzo(k)Fluoranthene	μg/l	0.00917	0.00123	0.0014
0736	Fluoranthene	μg/l	0.0232	0.00414	0.00527
0746	Indeno(1,2,3-cd)pyrene	μg/l	0.0278	0.00311	0.0043
3408	Zinc, Dissolved	μg/l	19.8	18	17.3
3409	Chromium, Dissolved	μg/l	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	0.573	< 0.5	0.722
6399	Benzo(a)Pyrene	μg/l	0.0192	0.00241	0.00299
6450	Copper, Dissolved	μg/l	1	0.922	1.06
6458	Manganese, Dissolved	μg/l	11.5	< 10	< 10
6460	Iron, Dissolved	μg/l	< 30	< 30	< 30
7562	Deltamethrin	μg/l	< 0.002	< 0.002
8896	Bifenthrin	μg/l	< 0.001	< 0.001	< 0.001
9341	cis-Permethrin	μg/l	< 0.002	< 0.002	< 0.002
9342	trans-Permethrin	μg/l	< 0.001	< 0.001	< 0.001
9472	Lambda-cyhalothrin	μg/l	< 0.002	< 0.002	< 0.002
9862	Flumethrin	μg/l	< 0.003	< 0.003	< 0.003
9901	Oxygen, Dissolved, % Saturation	%				90.1	99.6	100.1	97	90.5	100	97.9
9924	Oxygen, Dissolved as O2	mg/l				9.64	10.7	10.3	9.41	9	10.1	10.6

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sampling point Keward Brook At Mill

Determinands

Sampling results

Samples from 11 Nov 2019 to 10 Feb 2021

Samples from 8 Jan 2018 to 2 Oct 2019

sampling point
Keward Brook At Mill