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sampling point
Little Dart River At Bradford Bridge

Description LITTLE DART RIVER AT BRADFORD BRIDGE
Sampling point ID SW-73051220
Type Freshwater – Unspecified
Status closed
Location easting northing: 282158 116414
lat lon: 50.935093, -3.678414
Area Devon And Cornwall
Sub-Area East Devon And Cornwall
Summary 33 samples taken between 2015 and 2013

Determinands

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.

12 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • Cond @ 25C
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • Temp Water
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 33 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 2 Dec 2014 to 1 Sep 2015

NotationDeterminandUnits 2 Dec
2014
11:24
15 Jan
2015
14:18
27 Feb
2015
11:17
17 Mar
2015
08:25
15 Apr
2015
13:36
11 May
2015
13:25
3 Jun
2015
13:04
20 Jul
2015
11:51
3 Aug
2015
11:22
1 Sep
2015
11:32
0061pH7.77.77.57.697.787.87.617.88.21
0076Temperature of Water°C7.56.65.35.212.513.612.214.814.212.2
0077Conductivity at 25 Cμs/cm13267132141145148129198163139
0111Ammoniacal Nitrogen as Nmg/l< 0.030.0540.0960.087< 0.03< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l1.241.311.471.180.870.60.761.220.99
0117Nitrate as Nmg/l1.231.311.461.160.8630.5920.7541.210.986
0118Nitrite as Nmg/l0.0058< 0.0040.00580.01590.00690.00790.0060.007< 0.004
0119Ammonia un-ionised as Nmg/l< 0.000230.000390.00040.00055< 0.00033< 0.00071< 0.00032< 0.00047< 0.00064
0162Alkalinity to pH 4.5 as CaCO3mg/l312222303336574130
0180Orthophosphate, reactive as Pmg/l0.02430.02220.01460.0250.02940.03250.06490.06120.0301
9901Oxygen, Dissolved, % Saturation%9910095.7100.9109108988410196.5
9924Oxygen, Dissolved as O2mg/l11.912.212.112.811.611.210.58.4910.310.3

Samples from 25 Feb 2014 to 5 Nov 2014

NotationDeterminandUnits25 Feb
2014
15:40
17 Mar
2014
11:07
22 Apr
2014
13:32
6 May
2014
13:28
26 Jun
2014
13:57
23 Jul
2014
13:35
29 Aug
2014
12:53
30 Sep
2014
14:09
16 Oct
2014
11:20
5 Nov
2014
12:12
0061pH7.78.117.97.87.87.47.87.67.77.9
0076Temperature of Water°C7.38.310.3121417.514.213.110.88.3
0077Conductivity at 25 Cμs/cm128138132123163180149200152175
0111Ammoniacal Nitrogen as Nmg/l0.039< 0.03< 0.030.05< 0.030.032< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l0.740.850.560.650.920.880.690.681.42.1
0117Nitrate as Nmg/l0.7340.8410.5550.6450.9160.8760.6860.6761.42.09
0118Nitrite as Nmg/l0.00560.00880.00460.00520.00430.0044< 0.004< 0.004< 0.0040.0099
0119Ammonia un-ionised as Nmg/l0.00029< 0.00048< 0.000450.00067< 0.000470.00026< 0.00047< 0.00028< 0.00029< 0.00038
0162Alkalinity to pH 4.5 as CaCO3mg/l23293031445139563427
0180Orthophosphate, reactive as Pmg/l< 0.020.022< 0.020.0210.0510.0480.0350.0250.030.026
9901Oxygen, Dissolved, % Saturation%106101102102931019610110097.7
9924Oxygen, Dissolved as O2mg/l12.811.911.4119.569.649.8310.611.111.5