sampling point
Little Dart River D/S Chawleigh Stw

Description	LITTLE DART RIVER D/S CHAWLEIGH STW (ALT. DATA ON URN R30E002)
Sampling point ID	SW-73050167
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 271970 113180 lat lon: 50.903853, -3.822192
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	85 samples taken between 2014 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.

25 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Calcium - Ca
Cond @ 25C
Cu Filtered
Hardness
Hdnss Ca
Hdnss Mg
Magnesium-Mg
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Potassium- K
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 85 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 4 Jun 2013 to 4 Mar 2014

Notation	Determinand	Units	4 Jun 2013 10:58	2 Jul 2013 10:20	27 Aug 2013 12:23	6 Sep 2013 12:33	23 Oct 2013 08:54	7 Nov 2013 12:38	21 Nov 2013 11:06	9 Jan 2014 13:54	10 Feb 2014 11:37	4 Mar 2014 09:21
0061	pH		7.9	7.9	7.5	7.97	7.5	7.5	7.7	7.4	7.48	7.46
0076	Temperature of Water	°C	12.7	13.6	15.5	14.2	12.9	10.8	6.5	7.9	5.7	5.9
0077	Conductivity at 25 C	μs/cm	178	210	239	251	135	131	135	123	169	132
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.06	< 0.03	< 0.03	0.045	< 0.03	< 0.03	0.045	0.033	0.036
0116	Nitrogen, Total Oxidised as N	mg/l	0.77	1.22	1.35	1.17	2.06	1.65	1.4	1.61	2.03	1.47
0117	Nitrate as N	mg/l	0.766	1.2	1.33	1.15	2.05	1.65	1.39	1.6	2.02	1.46
0118	Nitrite as N	mg/l	0.0042	0.0159	0.0168	0.0205	0.0113	< 0.004	0.0063	0.0071	0.0055	0.009
0119	Ammonia un-ionised as N	mg/l	< 0.00053	0.00114	< 0.00026	< 0.0007	0.00033	< 0.00019	< 0.00021	0.00018	0.00013	0.00014
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	53	57	62	71	23	21	26	24	21	24
0180	Orthophosphate, reactive as P	mg/l	< 0.02	0.099	0.143	0.18	0.058	0.035	0.029	0.038	0.021	0.027
9901	Oxygen, Dissolved, % Saturation	%	104	96	91	97.3	92	88.9	102	101	97.5	84.6
9924	Oxygen, Dissolved as O2	mg/l	11	9.96	9.05	9.96	9.69	9.83	12.5	12	12.2	10.5

Samples from 11 Jul 2006 to 16 May 2013

Notation	Determinand	Units	11 Jul 2006 09:45	27 Jul 2006 13:30	11 Sep 2006 13:30	2 Oct 2006 14:10	27 Nov 2006 10:45	17 Jan 2013 12:09	1 Feb 2013 12:16	26 Feb 2013 12:15	10 Apr 2013 09:36	16 May 2013 08:08
0061	pH		7.8	7.8	7.7	7.8	7.2	7.93	7.6	7.7	7.7	8.1
0076	Temperature of Water	°C	15.5	19.3	15.4	13.7	10.2	4.6	6.7	3.5	5.3	7.1
0077	Conductivity at 25 C	μs/cm						144	117	123	171	148
0085	BOD : 5 Day ATU	mg/l	< 1	< 2.9	< 2.9	4.2	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.263	0.076	0.036	< 0.03	0.193	< 0.03	< 0.03	0.051
0116	Nitrogen, Total Oxidised as N	mg/l	2.03	1.74	0.79	3.74	3.41	2.05	1.27	1.83	1.62	2.14
0117	Nitrate as N	mg/l	2.03	1.73	0.758	3.72	3.4	2.04	1.26	1.82	1.61	2.12
0118	Nitrite as N	mg/l	0.0048	0.0086	0.0321	0.0203	0.0075	0.0077	0.0094	0.0078	0.0056	0.0194
0119	Ammonia un-ionised as N	mg/l	< 0.00052	< 0.00069	0.00361	0.00116	0.00011	< 0.00031	0.00111	< 0.00017	< 0.0002	0.00075
0162	Alkalinity to pH 4.5 as CaCO3	mg/l						29	27	31	35	27
0180	Orthophosphate, reactive as P	mg/l	0.104	0.16	0.275	0.064	0.034	0.022	0.067	0.027	0.026	0.041
0211	Potassium	mg/l	4.16	5.16
1183	Weather : Precipitation		1	1	1	2	6
3267	Type of flow as description		2	2	1	3	3
3683	Nitrogen, Total Inorganic : (Calculated)	mg/l	2.06	1.77
6450	Copper, Dissolved	μg/l	1.7	1.7	1.7	4.5	2.2
6455	Zinc	μg/l	< 5	6	< 5	21.8	7.8
9901	Oxygen, Dissolved, % Saturation	%	87	99	94	96	99	99.9	101	104	94	98
9924	Oxygen, Dissolved as O2	mg/l	8.66	9.11	9.37	9.93	11.1	12.9	12.3	13.8	11.9	11.8

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sampling point Little Dart River D/S Chawleigh Stw

Determinands

Sampling results

Samples from 4 Jun 2013 to 4 Mar 2014

Samples from 11 Jul 2006 to 16 May 2013

sampling point
Little Dart River D/S Chawleigh Stw