sampling point
Knowsley Brook Above Confl Alt

Description	KNOWSLEY BROOK ABOVE CONFLUENCE WITH RIVER ALT
Sampling point ID	NW-88002848
Type	Freshwater – Rivers
Status	open
Location	easting northing: 340450 397254 lat lon: 53.468627, -2.898532
Area	Cumbria And Lancashire
Sub-Area	Ribble / Douglas
Summary	171 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.

101 determinands have been measured at this site

4-nonPhenol
Al- Filtered
Alky pH 4.5
Aluminium-Al
Ammonia(N)
Anthracene
B-[a]-pyrene
B-[b]-fluora
B-[ghi]-pery
B-[k]-fluora
BOD ATU
C - Org DWt
C - Org Filt
CHLOROPHYLL
CHT Cation
COD as O2
Ca Filtered
Cadmium - Cd
Carbon DW
Cd Filtered
Chloride Ion
Chromium -Cr
Cond @ 20C
Cond @ 25C
Copper - Cu
Cr- Filtered
Cu - Dry Wt
Cu Filtered
DBT Cation
DBT Dry Wt
DrySolids30C
Fe - Dry Wt
GS Kurtosis
GS Kurtosis
GS Mean
GS Mean
GS Median
GSF 125-249
GSF 1k- 2k
GSF 250-499
GSF 2k-4k
GSF 500-999
GSF 62.5-124
GSF <20
GSF >8000
GSF4000-7999
GraphSkewn
HCH Alpha
HCH Beta
HCH Delta
HCH Epsilon
HCH Gamma
HEXACHLORO 1
Hexachlorbnz
Hg Filtered
Ind123pyrene
Lead - as Pb
MR Screen
Mercury - Hg
Mg Filtered
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Ni- Filtered
Nickel - Ni
Nitrate-N
Nitrite-N
Nonyl Phenol
O Diss %sat
OMR Smpl Num
Orthophospht
Oxygen Diss
PClBenzene
Pb Filtered
Permeth-c DW
Permeth-t DW
Permethrn-cs
Phosphorus-P
Sample Prep
SiO2 Rv
Sld NV@500C
Sld Sus@105C
Solids <63um
Solids @105C
Sort Coeff
TBTCationDWT
TPT Dry Wt
Temp Water
TetBT Cation
TetPTtin Cat
TriBT Cation
TriPT Cation
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 171 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 9 May 2019 to 10 Sep 2021

Notation	Determinand	Units	9 May 2019 10:40	10 Jun 2019 09:37	9 Aug 2019 09:57	25 Sep 2019 10:39	23 Oct 2019 10:16	11 May 2021 10:10	16 Jun 2021 11:07	5 Jul 2021 11:15	4 Aug 2021 10:59	10 Sep 2021 11:21
0052	Lead, Dissolved	μg/l	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2	< 2
0061	pH		7.63	7.52	7.35	7.44	7.29	7.6	7.74	7.53	7.78	7.16
0076	Temperature of Water	°C	9.5	12	17.8	14.7	9.8	10.4	16	15.4	14.5	16
0077	Conductivity at 25 C	μs/cm	580	556	190	440	479	518	673	200	595	489
0106	Cadmium, Dissolved	μg/l	< 0.1	< 0.1	< 0.1	6.9	0.17	< 0.1	< 0.1	< 0.1	< 0.1	< 0.1
0111	Ammoniacal Nitrogen as N	mg/l	0.12	0.095	0.059	0.068	0.046	0.13	0.11	< 0.03	0.1	0.061
0116	Nitrogen, Total Oxidised as N	mg/l	1.7	3.29	0.76	5.2	1.5	1.8	1.3	0.87	1.3	0.9
0117	Nitrate as N	mg/l	1.67	3.24	0.729	5.18	1.42	1.77	1.26	0.846	1.25	0.869
0118	Nitrite as N	mg/l	0.0277	0.0452	0.031	0.018	0.077	0.027	0.044	0.024	0.047	0.031
0119	Ammonia un-ionised as N	mg/l	0.00091	0.00067	0.00044	0.00049	0.00016	0.00098	0.00173	< 0.00028	0.00154	0.00026
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	133	130	46	98	140	130	160	57	150	130
0180	Orthophosphate, reactive as P	mg/l	0.17	0.144	0.079	0.12	0.1	0.088	0.14	0.04	0.15	0.16
0235	Magnesium, Dissolved	mg/l	13.6	12.5	3	8.5	11	12	16	2.7	15	11
0239	Calcium, Dissolved	mg/l	63	63.7	22	56	57	60	68	22	65	53
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	6.1	7.05	4.3	12	11	9.5	4.6	4.1	4	5.8
3408	Zinc, Dissolved	μg/l	18.5	18.2	21	24	18	19	16	16	18	15
3409	Chromium, Dissolved	μg/l	< 0.5	0.55	0.53	0.95	0.73	0.64	< 0.5	0.91	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	4.62	3.78	2	3.9	4.7	4	4.7	1.4	4.1	3.7
4994	GCMS Screen : Target Based multi-residue screening : Semi Quantitative	text	1	1	1	1	1	1	1	1	1	1
5732	Triphenyl Tin as Cation	μg/l	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002	< 0.002
5733	Tetrabutyl Tin as Cation	μg/l	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005
5736	Dibutyl Tin as Cation	μg/l	< 0.002	< 0.002	0.0048	< 0.002	< 0.002	< 0.002	< 0.002	0.0025	< 0.002	< 0.002
6037	Aluminium, Dissolved	μg/l	28.7	28.5	27	99	68	60	18	32	16	14
6450	Copper, Dissolved	μg/l	3.68	4.28	7.9	11	5.1	5.2	5.8	5.9	2.6	3.3
8943	Tetraphenyl Tin as Cation	μg/l	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005
8944	Tributyl Tin as Cation	μg/l	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005	< 0.0005
9901	Oxygen, Dissolved, % Saturation	%	89.8	87.3	72.9	78.6	71.6	89.9	104.6	80.3	88.2	66.7
9924	Oxygen, Dissolved as O2	mg/l	10.2	9.39	6.91	7.96	8.11	10	10.3	8.01	8.97	6.57

Samples from 3 May 2016 to 10 Apr 2019

Notation	Determinand	Units	3 May 2016 11:28	10 Jun 2016 10:35	8 Jul 2016 09:59	28 Sep 2016 11:45	18 Oct 2016 10:55	17 Nov 2016 10:19	6 Jan 2017 10:28	14 Feb 2017 11:17	7 Apr 2017 11:15	10 Apr 2019 10:56
0052	Lead, Dissolved	μg/l										< 2
0061	pH		7.44	7.56	7.86	7.55	7.79	7.61	7.63	7.58	7.45	7.7
0076	Temperature of Water	°C	10.1	15.9	15.3	14.4	10.8	8.3	5	5.3	9.1	8
0077	Conductivity at 25 C	μs/cm	472	583	262	527	310	487	559	652	540	567
0106	Cadmium, Dissolved	μg/l										< 0.1
0111	Ammoniacal Nitrogen as N	mg/l	0.146	< 0.03	< 0.03	0.067	< 0.03	0.052	0.114	0.184	0.152	0.14
0116	Nitrogen, Total Oxidised as N	mg/l	1.94	0.71	0.7	3.67	0.81	6.89	2.32	2.49	1.79	1.85
0117	Nitrate as N	mg/l	1.92	0.694	0.662	3.57	0.768	6.86	2.27	2.44	1.74	1.82
0118	Nitrite as N	mg/l	0.0214	0.0159	0.0385	0.0996	0.0423	0.0347	0.0525	0.0522	0.0479	0.0253
0119	Ammonia un-ionised as N	mg/l	0.00075	< 0.00031	< 0.00059	0.00061	< 0.00036	0.00034	0.00062	0.00091	0.00074	0.00111
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	133	150	73	145	85	121	138	148	135	133
0180	Orthophosphate, reactive as P	mg/l	0.161	0.2	0.079	0.195	0.086	0.079	0.22	0.176	0.19	0.159
0235	Magnesium, Dissolved	mg/l										13.6
0239	Calcium, Dissolved	mg/l										63.7
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l										8.05
3408	Zinc, Dissolved	μg/l										19.1
3409	Chromium, Dissolved	μg/l										0.576
3410	Nickel, Dissolved	μg/l										4.58
4994	GCMS Screen : Target Based multi-residue screening : Semi Quantitative	text										1
5732	Triphenyl Tin as Cation	μg/l										< 0.002
5733	Tetrabutyl Tin as Cation	μg/l										< 0.0005
5736	Dibutyl Tin as Cation	μg/l										< 0.002
6037	Aluminium, Dissolved	μg/l										39.7
6450	Copper, Dissolved	μg/l										4.33
8943	Tetraphenyl Tin as Cation	μg/l										< 0.0005
8944	Tributyl Tin as Cation	μg/l										< 0.0005
9901	Oxygen, Dissolved, % Saturation	%	93.6	80.8	69.8	80.6	72.7	83.1	99.4	81.5	88.5	89.3
9924	Oxygen, Dissolved as O2	mg/l	10.5	7.97	6.98	8.21	8.04	9.75	12.7	10.3	10.2	10.6

Tell us whether you accept cookies

sampling point Knowsley Brook Above Confl Alt

Determinands

Sampling results

Samples from 9 May 2019 to 10 Sep 2021

Samples from 3 May 2016 to 10 Apr 2019

sampling point
Knowsley Brook Above Confl Alt