sampling point
R.Dove Thorndon Bridge

Description	R.DOVE THORNDON BRIDGE
Sampling point ID	AN-DOV040
Type	Freshwater – Rivers
Status	open
Location	easting northing: 613100 270500 lat lon: 52.291277, 1.123328
Area	Essex Norfolk And Suffolk
Sub-Area	Norfolk & Suffolk Team Sub Area
Summary	103 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.

21 determinands have been measured at this site

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

Displaying the twenty most recent samples. You can see all 103 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 17 Feb 2015 to 26 Apr 2017

Notation	Determinand	Units	17 Feb 2015 13:55	13 May 2015 11:03	11 Aug 2015 08:41	3 Nov 2015 12:45	11 Mar 2016 10:22	15 Jun 2016 12:03	28 Sep 2016 13:16	6 Dec 2016 13:31	5 Jan 2017 12:36	26 Apr 2017 12:19
0061	pH		8.2	7.69	7.6	7.61	8.13	8.17	7.89	7.74	8.1	7.74
0076	Temperature of Water	°C	5.6	12.5	14.5	10.7	4.8	14.8	14.4	4.5	3.6	8.1
0077	Conductivity at 25 C	μs/cm	1017	1073	972	1017	898	1006	1008	1124	1014	1176
0111	Ammoniacal Nitrogen as N	mg/l	0.116	0.044	0.078	0.032	0.177	0.055	0.039	0.045	0.078	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	9.1	3.56	0.61	3.03	10.7	20.5	1.5	8.75	13.1	7.08
0117	Nitrate as N	mg/l	9.02	3.5	0.599	2.98	10.7	20.4	1.49	8.72	13.1	7.05
0118	Nitrite as N	mg/l	0.0784	0.0646	0.0109	0.0459	0.0291	0.13	0.0102	0.0262	0.0386	0.0338
0119	Ammonia un-ionised as N	mg/l	0.00153	0.00048	0.0008	0.00025	0.0022	0.00142	0.00077	0.0003	0.00089	< 0.00026
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	293	325	340	323	321	289	330	318	294	320
0180	Orthophosphate, reactive as P	mg/l	0.342	0.508	0.093	0.771	0.124	0.281	0.187	0.611	0.325	0.726
9901	Oxygen, Dissolved, % Saturation	%	94.6	96.5	68.5	59.9	97	90.6	76.5	79	90.2	86.4
9924	Oxygen, Dissolved as O2	mg/l	11.9	10.3	6.96	6.64	12.4	9.15	7.8	10.2	11.9	10.2

Samples from 13 Dec 2006 to 6 Oct 2014

Notation	Determinand	Units	13 Dec 2006 09:25	16 Jan 2007 09:20	12 Mar 2013 09:57	10 Jun 2013 11:54	18 Sep 2013 13:14	3 Dec 2013 09:37	10 Jan 2014 11:22	23 Apr 2014 14:17	24 Jul 2014 14:56	6 Oct 2014 12:20
0061	pH		8.27	8.19	7.96	7.68	7.63	7.72	8.19	7.91	7.64	7.66
0062	Conductivity at 20 C	μs/cm	932	982
0076	Temperature of Water	°C	8.25	7.55	1.5	11.3	11.1	6.2	5.3	13.1	18.2	10.1
0077	Conductivity at 25 C	μs/cm			916	1100	914	1161	994	1169	1025	1043
0085	BOD : 5 Day ATU	mg/l	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.039	0.111	0.081	0.044	0.032	0.042	< 0.03	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	19.5	17.1	13.6	3.42	2.48	9.95	13.9	7.45	0.88	0.79
0117	Nitrate as N	mg/l	19.5	17	13.6	3.36	2.46	9.91	13.9	7.37	0.872	0.786
0118	Nitrite as N	mg/l	0.0488	0.0644	0.0355	0.0627	0.0154	0.0416	0.0472	0.0812	0.0082	0.0043
0119	Ammonia un-ionised as N	mg/l	< 0.00048	0.00059	0.00099	0.00079	0.00038	0.00023	0.00054	< 0.00056	< 0.00044	< 0.00025
0162	Alkalinity to pH 4.5 as CaCO3	mg/l			294	331	279	314	290	302	324	342
0172	Chloride	mg/l	73.2	80.4
0180	Orthophosphate, reactive as P	mg/l	0.178	0.247	0.123	0.402	0.397	0.489	0.175	0.61	0.206	0.349
0348	Phosphorus, Total as P	mg/l	0.161	0.273
6051	Iron	μg/l	298	283
6396	Turbidity	ntu	7	4.5
9901	Oxygen, Dissolved, % Saturation	%	85.5	87.1	97.9	78.9	76.5	71.1	94.8	125.8	106.6	65
9924	Oxygen, Dissolved as O2	mg/l	10	10.4	13.7	8.62	8.4	8.79	12	13.2	10	7.31

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sampling point R.Dove Thorndon Bridge

Determinands

Sampling results

Samples from 17 Feb 2015 to 26 Apr 2017

Samples from 13 Dec 2006 to 6 Oct 2014

sampling point
R.Dove Thorndon Bridge