sampling point
Alphin Brook At Countess Wear Bridge

Description	ALPHIN BROOK AT COUNTESS WEAR BRIDGE
Sampling point ID	SW-70513805
Type	Freshwater – Rivers
Status	open
Location	easting northing: 293983 89386 lat lon: 50.694426, -3.502376
Area	Devon And Cornwall
Sub-Area	Central Devon And Cornwall
Summary	200 samples taken between 2017 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.

30 determinands have been measured at this site

Action taken
Alky pH 4.5
Ammonia(N)
BOD ATU
Bentazone
Calcium - Ca
Cond @ 20C
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
Oil & Grs Vs
Orthophospht
Oxygen Diss
Phenol Odour
Potassium- K
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
Zinc - as Zn
pH

Displaying the twenty most recent samples. You can see all 200 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 6 Jul 2016 to 4 Apr 2017

Notation	Determinand	Units	6 Jul 2016 12:59	12 Aug 2016 12:46	6 Sep 2016 08:45	5 Oct 2016 08:19	2 Nov 2016 12:20	2 Dec 2016 11:47	19 Jan 2017 15:23	2 Feb 2017 12:17	21 Feb 2017 10:55	4 Apr 2017 10:16
0061	pH		8.3	8.3	7.84	7.8	7.88	7.26	8.04	7.71	7.91	7.98
0076	Temperature of Water	°C	15.9	18.2	18.3	13.6	10.5	3	4.5	9.6	10.3	10.6
0077	Conductivity at 25 C	μs/cm	533	522	510	484	532	443	482	229	420	388
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	< 0.03	0.042	0.033	0.061	< 0.03	0.045	0.038	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	6.04	3.98	3.12	2.95	3.68	3.54	3.16	2.15	4	2.55
0117	Nitrate as N	mg/l	6.01	3.96	3.1	2.94	3.64	3.53	3.15	2.14	3.99	2.54
0118	Nitrite as N	mg/l	0.0333	0.0179	0.0236	0.0114	0.0398	0.006	0.0141	0.0074	0.0093	0.0072
0119	Ammonia un-ionised as N	mg/l	< 0.00084	< 0.00099	0.00098	0.0005	0.00088	< 6.0e-05	0.00055	0.00035	< 0.00046	< 0.00055
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	196	199	184	175	193	142	142	45	133	118
0180	Orthophosphate, reactive as P	mg/l	0.115	0.087	0.08	0.059	0.078	0.045	0.06	0.061	0.047	0.024
9901	Oxygen, Dissolved, % Saturation	%	110	97	74.3	75.6	81.2	90	96.9	94.2	92	93.2
9924	Oxygen, Dissolved as O2	mg/l	10.9	9.12	6.97	7.84	9.04	12.1	12.5	10.7	10.3	10.4

Samples from 16 Sep 2015 to 10 Jun 2016

Notation	Determinand	Units	16 Sep 2015 12:30	13 Oct 2015 13:17	2 Nov 2015 11:13	26 Nov 2015 14:23	8 Jan 2016 11:13	22 Jan 2016 13:37	1 Mar 2016 11:08	4 Apr 2016 11:12	13 May 2016 17:17	10 Jun 2016 12:09
0061	pH		7.6	8	7.8	7.85	7.75	7.94	7.7	8	8.4	8.3
0076	Temperature of Water	°C	13.3	10	12.3	10.9	6.8	9.1	7.6	9.9	18.2	15.3
0077	Conductivity at 25 C	μs/cm	413	487	343	440	422	345	465	450	438	599
0111	Ammoniacal Nitrogen as N	mg/l	0.08	0.039	< 0.03	< 0.03	0.038	0.071	0.038	< 0.03	0.085	0.03
0116	Nitrogen, Total Oxidised as N	mg/l	2.9	3.95	1.96	3.41	6.2	2.42	5.65	5.05	3.97	4.28
0117	Nitrate as N	mg/l	2.85	3.93	1.95	3.39	6.18	2.41	5.64	5.04	3.92	4.23
0118	Nitrite as N	mg/l	0.0499	0.0204	0.0062	0.0164	0.0177	0.009	0.0139	0.0125	0.0483	0.0463
0119	Ammonia un-ionised as N	mg/l	0.00075	0.00071	< 0.00041	< 0.00042	0.00031	0.00106	0.00029	< 0.00054	0.00281	0.00081
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	143	174	104	145	143	93	156	153	145	191
0180	Orthophosphate, reactive as P	mg/l	0.132	0.073	0.04	0.069	0.127	0.051	0.073	0.058	0.075	0.052
9901	Oxygen, Dissolved, % Saturation	%	72	95	84.6	90.3	80.4	95.7	97	97	112	93.5
9924	Oxygen, Dissolved as O2	mg/l	7.52	10.7	9.03	9.96	9.8	11	11.6	11	10.5	9.34

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sampling point Alphin Brook At Countess Wear Bridge

Determinands

Sampling results

Samples from 6 Jul 2016 to 4 Apr 2017

Samples from 16 Sep 2015 to 10 Jun 2016

sampling point
Alphin Brook At Countess Wear Bridge