sampling point
South Idle Drain, Ds Snell Drain

Description	SOUTH IDLE DRAIN, DOWNSTREAM OF SNELL DRAIN
Sampling point ID	MD-38367872
Type	Freshwater – Rivers
Status	open
Location	easting northing: 472932 400844 lat lon: 53.499235, -0.902003
Area	Derbyshire Nottinghamshire And Leicestershire
Sub-Area	Dukeries And The Trent
Summary	9 samples taken between 2017 and 2016

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.

10 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
Cond @ 25C
N Oxidised
NH3 un-ion
Nitrite-N
O Diss %sat
Orthophospht
Temp Water
pH

Samples from 9 Dec 2016 to 10 Apr 2017

Notation	Determinand	Units	9 Dec 2016 11:32	13 Dec 2016 11:14	19 Jan 2017 12:10	23 Jan 2017 11:57	9 Feb 2017 11:03	21 Feb 2017 12:23	1 Mar 2017 12:52	21 Mar 2017 13:21	10 Apr 2017 10:48
0061	pH		7.27	7.37	7.35	7.34	7.26	7.33	7.17	7.68	7.87
0076	Temperature of Water	°C	8.3	6.8	6.3	2.2	4	8.6	5.7	8.9	10.7
0077	Conductivity at 25 C	μs/cm	1117	1051	1135	1244	1342	1231	1139	1198	1321
0111	Ammoniacal Nitrogen as N	mg/l	0.15	0.244	0.385	0.29	0.385	0.386	0.276	0.073	0.097
0116	Nitrogen, Total Oxidised as N	mg/l	5.75	5.57	5.22	9.75	13.2	12.3	11.6	8.9	5.7
0118	Nitrite as N	mg/l	0.0918	0.0834	0.0472	0.0452	0.032	0.0515	0.036	0.0406	0.0298
0119	Ammonia un-ionised as N	mg/l	0.00046	0.00083	0.00121	0.00066	0.00083	0.00138	0.00055	0.00059	0.00139
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	168	186	173	186	166	186	176	193	169
0180	Orthophosphate, reactive as P	mg/l	< 0.01	0.017	< 0.01	0.025	0.019	< 0.01	< 0.01	0.019	< 0.01
9901	Oxygen, Dissolved, % Saturation	%	44.1	55.7	65.3	73.1	67	82.7	88.2	94.6	101.9