sampling point
Big Waters U/S Stepping Stones

Description	BIG WATERS U/S STEPPING STONES
Sampling point ID	NE-42600294
Type	Freshwater – Lakes/Ponds/Reservoirs
Status	open
Location	easting northing: 423110 573415 lat lon: 55.054674, -1.639774
Area	Northumberland Durham And Tees
Sub-Area	Northumberland & Tyne
Summary	50 samples taken between 2020 and 2007

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.

21 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
CHLOROPHYLL
Colour Filt
Cond @ 20C
Cond @ 25C
N Oxid Filt
N Oxidised
NH3 un-ion
NO FLOW/SAMP
Nitrate-N
Nitrite-N
Nitrogen - N
O Diss %sat
Oil & Grs Vs
Orthophospht
OrthophsFilt
Oxygen Diss
Phosphorus-P
Temp Water
pH

Displaying the twenty most recent samples. You can see all 50 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 21 Jun 2019 to 11 Mar 2020

Notation	Determinand	Units	21 Jun 2019 09:43	11 Jul 2019 09:09	1 Aug 2019 07:59	10 Sep 2019 09:44	3 Oct 2019 09:56	4 Nov 2019 09:44	2 Dec 2019 07:58	6 Jan 2020 12:19	4 Feb 2020 11:31	11 Mar 2020 09:47
0061	pH			8.44	7.96	8.37	7.45	7.6	7.59	8.15	8.39	8.56
0072	Colour, Filtered	hazen	57	43					49			21
0076	Temperature of Water	°C		18.2	18.4	13.3	10.1	8.5	2.4	6.2	4	7.1
0077	Conductivity at 25 C	μs/cm	366	373	347	450	445	551	398	616	642	538
0111	Ammoniacal Nitrogen as N	mg/l		< 0.03	< 0.03	< 0.03	0.097	0.196	0.092	0.18	0.049	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l		< 0.2	< 0.2	< 0.2	2	0.89	0.63	0.76	0.79	0.26
0117	Nitrate as N	mg/l		< 0.196	< 0.196	0.196	1.95	0.864	0.614	0.733	0.782	0.254
0118	Nitrite as N	mg/l		< 0.004	< 0.004	0.0045	0.049	0.026	0.016	0.027	0.0083	0.0059
0119	Ammonia un-ionised as N	mg/l		< 0.00099	< 0.00092	< 0.0007	0.00051	0.00129	0.00038	0.00248	0.00058	< 0.00044
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	110	110	100	130	120	197	150	220	220	180
0180	Orthophosphate, reactive as P	mg/l		0.054	0.097	0.012	0.079	0.068	0.047	0.058	0.035	< 0.01
0348	Phosphorus, Total as P	mg/l	0.141	0.11					0.17			0.09
7887	Chlorophyll : Acetone Extract	μg/l	14.6	5.8					3.7			80
9686	Nitrogen, Total as N	mg/l	1.35	1.1					2			1.6
9856	Orthophosphate, Filtered as P	mg/l	0.0564	0.052					0.05			0.0037
9901	Oxygen, Dissolved, % Saturation	%		81.9	69.6	93.5	57.3	63.6	58.1	97.5	88.9	100.5
9924	Oxygen, Dissolved as O2	mg/l		7.7	6.52	9.76	6.44	7.43	7.94	12.1	11.6	12.2
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.0086	< 0.005					0.67			0.29

Samples from 5 Sep 2017 to 21 Jun 2019

Notation	Determinand	Units	5 Sep 2017 10:59	1 Dec 2017 09:01	7 Mar 2018 07:50	8 Jun 2018 11:55	20 Sep 2018 13:11	13 Dec 2018 08:01	5 Mar 2019 09:40	10 Apr 2019 07:50	3 May 2019 10:02	21 Jun 2019 09:42
0061	pH									8.51	8.65	9.26
0072	Colour, Filtered	hazen	23	42	31	21	18	20	13
0076	Temperature of Water	°C								7	12.5	16.5
0077	Conductivity at 25 C	μs/cm	402	445	522	490	506	430	732	675	655	366
0111	Ammoniacal Nitrogen as N	mg/l								0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l								< 0.2	< 0.2	< 0.2
0117	Nitrate as N	mg/l								0.194	< 0.196	< 0.196
0118	Nitrite as N	mg/l								0.0061	< 0.004	< 0.004
0119	Ammonia un-ionised as N	mg/l								0.00044	< 0.00066	< 0.00088
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	115	126	131	149	112	132	142	157	167	109
0180	Orthophosphate, reactive as P	mg/l								< 0.01	0.015	0.062
0348	Phosphorus, Total as P	mg/l	0.0664	0.198	0.187	0.0768	0.0834	0.0656	0.0789
7887	Chlorophyll : Acetone Extract	μg/l	5.7	8.4	7.8	13.1	3.6	7.5	17.4
9686	Nitrogen, Total as N	mg/l	1.09	3.52	2.55	1.1	0.95	4.83	1.64
9856	Orthophosphate, Filtered as P	mg/l	0.0296	0.0851	0.0394	0.0151	0.0536	0.0274	0.0072
9901	Oxygen, Dissolved, % Saturation	%								97	124.3	119.8
9924	Oxygen, Dissolved as O2	mg/l								11.8	13.2	11.7
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	< 0.005	2.22	1.25	0.0055	< 0.005	4	0.611

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sampling point Big Waters U/S Stepping Stones

Determinands

Sampling results

Samples from 21 Jun 2019 to 11 Mar 2020

Samples from 5 Sep 2017 to 21 Jun 2019

sampling point
Big Waters U/S Stepping Stones