sampling point
Thorndon W/Course Cat Bridge (R.Dove)

Description	THORNDON W/COURSE CAT BRIDGE (R.DOVE)
Sampling point ID	AN-DOV050
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 613800 270700 lat lon: 52.2928, 1.133703
Area	Essex Norfolk And Suffolk
Sub-Area	Norfolk & Suffolk Team Sub Area
Summary	85 samples taken between 2007 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.

19 determinands have been measured at this site

Alky pH 4.5
Ammonia(N)
BOD ATU
Chloride Ion
Cond @ 20C
Cond @ 25C
N Inorganic
N Oxidised
NH3 un-ion
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

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 26 Apr 2006 to 16 Jan 2007

Notation	Determinand	Units	26 Apr 2006 10:25	24 May 2006 12:10	13 Jul 2006 12:50	3 Aug 2006 13:40	30 Aug 2006 09:45	28 Sep 2006 09:45	26 Oct 2006 09:30	27 Nov 2006 09:30	13 Dec 2006 09:50	16 Jan 2007 09:40
0061	pH		7.39	7.57	7.47	7.49	7.77	7.63	7.85	8.03	8.19	8.06
0062	Conductivity at 20 C	μs/cm	1050	962	1500	872	985	1080	890	823	907	946
0076	Temperature of Water	°C	11.46	11.75	17.56	15.42	14.67	16.38	13.9	9.81	8.65	7.83
0085	BOD : 5 Day ATU	mg/l	2.6	1.7	2.9	< 2.9	1.8	1.3	< 1	< 1	< 1	1.4
0111	Ammoniacal Nitrogen as N	mg/l	0.212	0.471	0.334	0.644	0.162	0.175	0.153	0.091	0.043	0.048
0116	Nitrogen, Total Oxidised as N	mg/l	0.72	8.99	20.1	9.9	15.6	17.8	15.2	12.6	12	10.6
0117	Nitrate as N	mg/l	0.694	8.76	19.8	9.75	15.5	17.6	15	12.5	11.9	10.6
0118	Nitrite as N	mg/l	0.0259	0.228	0.325	0.155	0.148	0.163	0.193	0.0686	0.0537	0.031
0119	Ammonia un-ionised as N	mg/l	0.00107	0.00368	0.00319	0.00549	0.00247	0.0022	0.00265	0.00164	0.00071	0.00075
0172	Chloride	mg/l	147	114	247	101	116	136	66.9	62.2	72.4	79.7
0180	Orthophosphate, reactive as P	mg/l	0.168	0.662	3.07	1.77	2.15	2.42	0.362	0.201	0.288	0.532
6396	Turbidity	ntu	13.1	5.6	4.1	1.9	2.5	2.6	5.5	13.6	3.8	4.7
9901	Oxygen, Dissolved, % Saturation	%	62.6	58.8	50.4	45.2	55.3	50.3	64.5	78.8	82.7	78.8
9924	Oxygen, Dissolved as O2	mg/l	6.81	6.35	4.79	4.5	5.6	4.91	6.64	8.91	9.62	9.35

Samples from 26 Jul 2005 to 24 Mar 2006

Notation	Determinand	Units	26 Jul 2005 13:35	9 Aug 2005 09:30	6 Sep 2005 10:25	23 Sep 2005 10:00	21 Oct 2005 10:55	16 Nov 2005 09:50	7 Dec 2005 12:31	25 Jan 2006 09:50	28 Feb 2006 11:20	24 Mar 2006 09:40
0061	pH		7.52	7.54	7.56	7.58	7.41	7.57	7.6	7.68	8.14	7.9
0062	Conductivity at 20 C	μs/cm	1250	1450	1320	1060	1220	1010	1040	1020	960	1020
0068	Turbidity	ftu	2.8	1.4	4
0076	Temperature of Water	°C	15.41	14.48	17.86	14.23	12.91	7.41	5.83	2.16	3.48	5.09
0085	BOD : 5 Day ATU	mg/l	2.64	2.61	2.29	1.26	2.77	1.14	1.5	1.63	1.95	3.2
0111	Ammoniacal Nitrogen as N	mg/l	0.242	0.274	0.41	0.183	0.255	0.17	0.225	0.101	0.11	0.19
0116	Nitrogen, Total Oxidised as N	mg/l	13	22.3	23.2	9.68	12.9	8.95	8.2	9.52	8.66	7.14
0117	Nitrate as N	mg/l	12.7	22	22.9	9.49	12.7	8.84	8.06	9.49	8.63	7.1
0118	Nitrite as N	mg/l	0.3	0.321	0.308	0.19	0.16	0.107	0.138	0.0253	0.0335	0.042
0119	Ammonia un-ionised as N	mg/l	0.00221	0.00244	0.00491	0.00176	0.0015	0.00096	0.00121	0.0005	0.00124	0.00192
0172	Chloride	mg/l	202	243	180	121	194	101	111	104	98	122
0180	Orthophosphate, reactive as P	mg/l	2.23	3.62	4.74	1.83	3.22	1.42	1.13	1.15	0.534	1.02
6396	Turbidity	ntu				3.9	5.6	8.9	6.7	8.3	5.3	9.4
9901	Oxygen, Dissolved, % Saturation	%	55.4	50.4	46.6	43.5	54.2	59.1	64.4	76.6	102.1	72.9
9924	Oxygen, Dissolved as O2	mg/l	5.51	5.11	4.41	4.44	5.7	7.08	8.03	10.5	13.5	9.26

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sampling point Thorndon W/Course Cat Bridge (R.Dove)

Determinands

Sampling results

Samples from 26 Apr 2006 to 16 Jan 2007

Samples from 26 Jul 2005 to 24 Mar 2006

sampling point
Thorndon W/Course Cat Bridge (R.Dove)