sampling point
River Dalch At Canns Mill Bridge

Description	RIVER DALCH AT CANN'S MILL BRIDGE
Sampling point ID	SW-73040242
Type	Freshwater – Rivers
Status	open
Location	easting northing: 278510 110490 lat lon: 50.881089, -3.728332
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	204 samples taken between 2018 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
C - Org Filt
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 204 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 1 Feb 2017 to 14 May 2018

Notation	Determinand	Units	1 Feb 2017 11:56	5 Apr 2017 11:07	22 Jun 2017 11:34	15 Aug 2017 11:01	4 Sep 2017 12:27	12 Oct 2017 11:29	19 Jan 2018 09:09	5 Mar 2018 10:20	11 Apr 2018 09:41	14 May 2018 10:49
0061	pH		7.7	7.77	7.5	7.8	7.97	7.97	7.68	7.22	7.41	7.98
0076	Temperature of Water	°C	8.4	8.2	17.1	14.2	14.7	11.1	4.8	3.9	8.8	9.9
0077	Conductivity at 25 C	μs/cm	186	188	271	226	278	127	205	182	154	216
0111	Ammoniacal Nitrogen as N	mg/l	0.072	< 0.03	0.053	0.103	0.073	< 0.03	0.091	0.308	0.201	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	3.88	3.27	1.21	2.23	2.76	2.03	3.04	2.68	1.89	2.05
0117	Nitrate as N	mg/l	3.86	3.26	1.19	2.21	2.74	2.03	3.03	2.67	1.88	2.04
0118	Nitrite as N	mg/l	0.0159	0.0059	0.0184	0.0171	0.0245	< 0.004	0.0133	0.0133	0.0142	0.0064
0119	Ammonia un-ionised as N	mg/l	0.00059	< 0.00028	0.00052	0.00163	0.00175	< 0.00055	0.00055	0.0006	0.00087	< 0.00052
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	38	38	91	62	58	62	43	33	43	61
0180	Orthophosphate, reactive as P	mg/l	0.11	0.038	0.133	0.186	0.18	0.081	0.068	0.066	0.074	0.059
9901	Oxygen, Dissolved, % Saturation	%	94	102.2	82	93	86.2	90.6	98.1	103.3	97.1	95.6
9924	Oxygen, Dissolved as O2	mg/l	11	12	7.89	9.52	8.73	9.95	12.6	13.6	11.3	10.8

Samples from 15 Jan 2016 to 13 Jan 2017

Notation	Determinand	Units	15 Jan 2016 11:33	4 Feb 2016 12:10	1 Mar 2016 13:32	5 May 2016 10:28	3 Jun 2016 12:33	22 Aug 2016 14:54	13 Sep 2016 11:26	19 Oct 2016 11:33	10 Nov 2016 10:27	13 Jan 2017 13:52
0061	pH		7.8	7.5	7.8	7.9	7.9	8.14	7.84	7.6	7.67	7.6
0076	Temperature of Water	°C	5.6	8.9	7.7	9.9	13.5	16.9	14.8	9.1	7.3	4.9
0077	Conductivity at 25 C	μs/cm	190	193	218	217	226	276	293	263	287	223
0111	Ammoniacal Nitrogen as N	mg/l	0.035	0.036	0.071	< 0.03	< 0.03	0.042	< 0.03	< 0.03	0.062	0.121
0116	Nitrogen, Total Oxidised as N	mg/l	3.32	3.29	2.88	1.64	1.92	1.61	1.8	1.49	2	3.92
0117	Nitrate as N	mg/l	3.31	3.28	2.86	1.63	1.91	1.6	1.79	1.49	1.98	3.9
0118	Nitrite as N	mg/l	0.0096	0.0145	0.0174	0.0075	0.0135	0.0054	0.0059	< 0.004	0.0159	0.017
0119	Ammonia un-ionised as N	mg/l	0.00029	0.00019	0.00069	< 0.00043	< 0.00056	0.00127	< 0.00054	< 0.00021	0.00044	0.00061
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	37	42	39	61	68	79	86	82	75	42
0180	Orthophosphate, reactive as P	mg/l	0.044	0.047	0.052	0.053	0.084	0.12	0.148	0.116	0.132	0.104
9901	Oxygen, Dissolved, % Saturation	%	95	100	98	104	96	93.5	83.1	86	91.8	101
9924	Oxygen, Dissolved as O2	mg/l	11.9	11.6	11.7	11.7	9.98	9.03	8.39	9.9	11	12.9

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sampling point River Dalch At Canns Mill Bridge

Determinands

Sampling results

Samples from 1 Feb 2017 to 14 May 2018

Samples from 15 Jan 2016 to 13 Jan 2017

sampling point
River Dalch At Canns Mill Bridge