sampling point
Cauldwell Brook At Confluence

Description	CAULDWELL BROOK AT CONFLUENCE
Sampling point ID	MD-40015020
Type	Freshwater – Rivers
Status	open
Location	easting northing: 452970 359870 lat lon: 53.133354, -1.209725
Area	Derbyshire Nottinghamshire And Leicestershire
Sub-Area	Dukeries And The Trent
Summary	115 samples taken between 2020 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.

33 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Cadmium - Cd
Calcium - Ca
Chloride Ion
Cond @ 20C
Cond @ 25C
Cu Filtered
Hardness
Iron - as Fe
Magnesium-Mg
N Oxidised
NATGRIDREF
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Potassium- K
Sld Sus@105C
Temp Water
Visit-NoBott
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 115 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 11 Apr 2016 to 16 Dec 2020

Notation	Determinand	Units	11 Apr 2016 10:40	7 Jul 2016 15:33	18 Oct 2016 11:38	2 Feb 2017 11:28	2 May 2017 12:37	2 Aug 2017 09:49	1 Nov 2017 12:34	7 Mar 2018 10:22	7 Jun 2018 12:40	16 Dec 2020 15:20
0061	pH		9.12	8.79	8.07	8.08	8.51	8.55	8.02	8.38	8.3
0076	Temperature of Water	°C	10.1	18.5	10.2	6.8	12.7	16.9	9.5	4.8	15.9	6.9
0077	Conductivity at 25 C	μs/cm	621	592	622	661	617	588	643	664	641
0085	BOD : 5 Day ATU	mg/l										< 3
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	< 0.03	< 0.03	< 0.03	0.116	0.045	< 0.03	0.046	0.063
0116	Nitrogen, Total Oxidised as N	mg/l	7.46	5.87	6.7	8.32	6.96	5.08	6.48	8	6.18	7.9
0117	Nitrate as N	mg/l	7.45	5.83	6.67	8.3	6.94	5.04	6.45	7.98	6.15
0118	Nitrite as N	mg/l	0.0149	0.0383	0.0251	0.021	0.0179	0.0352	0.0312	0.0155	0.035
0119	Ammonia un-ionised as N	mg/l	< 0.00055	< 0.00102	< 0.00056	< 0.00043	< 0.00067	0.0035	0.00079	< 0.00037	0.00129
0135	Solids, Suspended at 105 C	mg/l										11
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	155	156	165	159	162	159	172	160	178
0172	Chloride	mg/l										70
0180	Orthophosphate, reactive as P	mg/l	< 0.01	< 0.01	0.023	0.024	< 0.01	0.052	0.058	< 0.01	0.03	0.03
6051	Iron	μg/l										150
7434	National Grid Reference : Whole : Field report											1
9901	Oxygen, Dissolved, % Saturation	%	131.4	156.5	97.4	103.7	123.5	131.3	93.6	113.9	100	97.2
9924	Oxygen, Dissolved as O2	mg/l	14.8	14.6	10.9	12.6	13.1	12.7	10.7	14.6	9.87

Samples from 13 Nov 2013 to 4 Jan 2016

Notation	Determinand	Units	13 Nov 2013 10:26	5 Feb 2014 10:55	7 May 2014 12:09	1 Aug 2014 10:40	10 Nov 2014 12:54	20 Mar 2015 12:26	29 Jun 2015 10:22	4 Sep 2015 10:09	23 Nov 2015 12:08	4 Jan 2016 10:16
0061	pH		8.04	8.08	8.13	8.1	8.12	8.67	8.42	8.37	8.17	8.01
0076	Temperature of Water	°C	6.4	4.9	13.9	18.1	7.7	6.9	17.6	13.8	4.2	6.4
0077	Conductivity at 25 C	μs/cm	646	622	643	904	617	632	616	610	635	574
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.042	0.042	0.155	< 0.03	< 0.03	0.03	< 0.03	0.045	0.043
0116	Nitrogen, Total Oxidised as N	mg/l	7.57	7.91	7.82	10.6	6.63	8.2	6.24	5.69	6.87	6.67
0117	Nitrate as N	mg/l	7.55	7.89	7.8	10.5	6.6	8.18	6.2	5.64	6.82	6.63
0118	Nitrite as N	mg/l	0.0226	0.0182	0.0246	0.119	0.0264	0.0171	0.0415	0.0511	0.0517	0.042
0119	Ammonia un-ionised as N	mg/l	< 0.00042	0.00053	0.00102	0.0051	< 0.00046	< 0.00044	0.00095	< 0.00072	0.00054	0.0006
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	165	155	162	165	153	161	157	151	161	150
0180	Orthophosphate, reactive as P	mg/l	0.122	0.031	< 0.02	0.991	0.045	< 0.01	< 0.01	< 0.01	0.062	0.065
9901	Oxygen, Dissolved, % Saturation	%	95	93	98	91	90	124	128.4	124.6	90.1	83.7
9924	Oxygen, Dissolved as O2	mg/l	11.7	11.9	10.1	8.58	10.7	15.1	12.2	12.9	11.7	10.3

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sampling point Cauldwell Brook At Confluence

Determinands

Sampling results

Samples from 11 Apr 2016 to 16 Dec 2020

Samples from 13 Nov 2013 to 4 Jan 2016

sampling point
Cauldwell Brook At Confluence