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sampling point
Rockland Broad Outflow

Description ROCKLAND BROAD OUTFLOW (SHORT DIKE)
Sampling point ID AN-YAR31010
Type Freshwater – Rivers
Status open
Location easting northing: 633477 305069
lat lon: 52.593221, 1.44571
Area Essex Norfolk And Suffolk
Sub-Area Norfolk & Suffolk Team Sub Area
Summary 185 samples taken between 2024 and 2005

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.

15 determinands have been measured at this site
  • Alky pH 4.5
  • CHLOROPHYLL
  • Colour Filt
  • Cond @ 25C
  • N Oxid Filt
  • NO FLOW/SAMP
  • Nitrogen - N
  • O Diss %sat
  • Orthophospht
  • OrthophsFilt
  • Oxygen Diss
  • Phosphorus-P
  • Phytoplankto
  • Temp Water
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 185 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Jun 2022 to 19 Feb 2024

NotationDeterminandUnits10 Jun
2022
08:43		20 Jun
2022
10:19		 2 Aug
2022
12:31		10 Oct
2022
11:21		 5 Dec
2022
14:19		 6 Feb
2023
14:55		30 Aug
2023
12:46		27 Oct
2023
11:32		 7 Dec
2023
10:16		19 Feb
2024
12:24
0061pH7.987.978.077.927.558.048.26
0076Temperature of Water°C10.66.96.519.210.6410.4
0077Conductivity at 25 Cμs/cm972909921854635841648
0180Orthophosphate, reactive as Pmg/l0.40.280.310.250.160.10.290.170.120.097
0348Phosphorus, Total as Pmg/l0.470.430.370.350.180.130.340.210.140.13
9686Nitrogen, Total as Nmg/l7.14.965.18.18.65.566.54.8
9901Oxygen, Dissolved, % Saturation%7775.891.879.55880.489.4
9924Oxygen, Dissolved as O2mg/l8.559.2111.37.336.4410.59.98

Samples from 12 Jun 2019 to 3 Mar 2020

NotationDeterminandUnits12 Jun
2019
12:35		31 Jul
2019
08:53		14 Aug
2019
10:42		11 Sep
2019
12:30		 3 Oct
2019
11:35		14 Nov
2019
15:02		 6 Dec
2019
14:27		 9 Jan
2020
12:23		10 Feb
2020
09:01		 3 Mar
2020
12:10
0061pH8.238.048.028.157.918.078.28.118.118.22
0072Colour, Filteredhazen18182020261823181818
0076Temperature of Water°C15.621.11916.3136.18.37.96.46.2
0077Conductivity at 25 Cμs/cm9128849201007878857811812852716
0162Alkalinity to pH 4.5 as CaCO3mg/l254250250270230269250270280240
0180Orthophosphate, reactive as Pmg/l0.1650.230.240.310.420.1420.120.10.0940.086
0348Phosphorus, Total as Pmg/l0.1980.280.270.330.460.1630.130.120.180.13
7887Chlorophyll : Acetone Extractμg/l5.256.55.23.11.32.71.3117.4
9686Nitrogen, Total as Nmg/l6.716.76.676.67.888.28.28.67.3
9856Orthophosphate, Filtered as Pmg/l0.1580.220.240.310.410.1370.120.0940.0730.073
9901Oxygen, Dissolved, % Saturation%66.470.785.460.188.398.595.592.494.7
9924Oxygen, Dissolved as O2mg/l5.896.548.356.3210.911.611.311.411.7
9943Nitrogen, Total Oxidised, Filtered as Nmg/l6.195.65.86.45.57.43> 57.67.96.7