sampling point
R.Yare Earlham Bridge

Description	R.YARE EARLHAM BRIDGE
Sampling point ID	AN-YAR110
Type	Freshwater – Rivers
Status	open
Location	easting northing: 618900 308200 lat lon: 52.627385, 1.232946
Area	Essex Norfolk And Suffolk
Sub-Area	Norfolk & Suffolk Team Sub Area
Summary	178 samples taken between 2024 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.

22 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
O Diss% Satn
O Dissolved
Orthophospht
Oxygen Diss
Phosphorus-P
Temp Water
Turbidity
TurbidityNTU
pH
pH Inst unit

Displaying the twenty most recent samples. You can see all 178 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 9 Sep 2019 to 17 Jul 2024

Notation	Determinand	Units	9 Sep 2019 14:58	7 Oct 2019 11:35	8 Nov 2019 14:09	9 Dec 2019 10:45	7 Jan 2020 13:34	3 Feb 2020 15:34	4 Mar 2020 15:03	24 Jun 2024 10:57	24 Jun 2024 10:58	17 Jul 2024 11:07
0061	pH		8.36	7.68	8.1	8.21	8.17	8.17	8.29	8.11	8.11	8.08
0076	Temperature of Water	°C	13.4	12.1	8.1	6.3	6.9	7.7	6.6	19	19	16.9
0077	Conductivity at 25 C	μs/cm	768	563	818	784	789	760	741	805	806	800
0085	BOD : 5 Day ATU	mg/l	1.2	2	1.12	1	< 1	1.2	1.2	1.1		1
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.15	< 0.03	< 0.03	< 0.03	< 0.03	0.065	0.033	0.038	0.045
0116	Nitrogen, Total Oxidised as N	mg/l	3.4	4.7	6.34	10	8.9	6.9	7.2	3.7	3.7	4.5
0117	Nitrate as N	mg/l	3.39	4.65	6.3	9.97	8.87	6.87	7.17	3.69	3.69	4.49
0118	Nitrite as N	mg/l	0.01	0.053	0.0399	0.034	0.028	0.029	0.029	0.012	0.012	0.015
0119	Ammonia un-ionised as N	mg/l	< 0.0007	0.00154	< 0.00048	< 0.00042	< 0.00044	< 0.00046	0.00092	0.00116	0.00133	0.00136
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	240	170	292	260	260	280	280	300	300	300
0180	Orthophosphate, reactive as P	mg/l	0.051	0.21	0.096	0.086	0.079	0.082	0.065	0.08	0.075	0.34
9901	Oxygen, Dissolved, % Saturation	%	121.4	65.7	89.7	84.8	96.6	98.9	98.4	103.5	103.5	94.6
9924	Oxygen, Dissolved as O2	mg/l	12.6	7.05	10.6	10.5	11.7	11.8	12	9.58	9.58	9.14

Samples from 8 Jan 2016 to 14 Aug 2019

Notation	Determinand	Units	8 Jan 2016 11:35	8 Apr 2016 16:14	22 Jul 2016 14:06	4 Oct 2016 14:58	8 Feb 2017 09:36	1 Apr 2019 09:13	7 May 2019 09:41	4 Jun 2019 10:46	1 Jul 2019 09:31	14 Aug 2019 12:41
0061	pH		8.01	7.98	8.29	8.07	8.14	8.09	8.16	8.32	8.02	8.34
0076	Temperature of Water	°C	5.5	9.7	21.2	13.2	5.6	9.3	9.7	17.8	18.8	16.3
0077	Conductivity at 25 C	μs/cm	603	794	702	796	821	802	794	750	738	734
0085	BOD : 5 Day ATU	mg/l						1.17	1.62	1.36	< 1	< 1
0111	Ammoniacal Nitrogen as N	mg/l	0.071	< 0.03	0.031	< 0.03	< 0.03	< 0.03	0.04	0.035	< 0.03	< 0.03
0116	Nitrogen, Total Oxidised as N	mg/l	6.13	5.55	3.1	5.27	7.05	6.06	4.92	3.83	3.4	3.2
0117	Nitrate as N	mg/l	6.09	5.53	3.09	5.26	7.02	6.04	4.9	3.8	3.39	3.19
0118	Nitrite as N	mg/l	0.0382	0.0194	0.0147	0.0127	0.0262	0.0201	0.0224	0.0277	0.012	0.011
0119	Ammonia un-ionised as N	mg/l	0.00093	< 0.00051	0.00127	< 0.00069	< 0.0004	< 0.00052	0.00071	0.00113	< 0.00104	< 0.00087
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	220	290	253	280	302	275	263	241	260	230
0180	Orthophosphate, reactive as P	mg/l	0.126	0.047	0.067	0.111	0.082	0.052	0.053	0.069	0.12	0.054
9901	Oxygen, Dissolved, % Saturation	%	81	138	114	95.7	96.2	88.3	82.9	105.9	90.6	123.3
9924	Oxygen, Dissolved as O2	mg/l	10.2	15.7	10.1	10	12.1	10.1	9.41	10	8.42	12.1

Tell us whether you accept cookies

sampling point R.Yare Earlham Bridge

Determinands

Sampling results

Samples from 9 Sep 2019 to 17 Jul 2024

Samples from 8 Jan 2016 to 14 Aug 2019

sampling point
R.Yare Earlham Bridge