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sampling point
Waskerley Reservoir At The Outflow

Description WASKERLEY RESERVOIR AT THE OUTFLOW
Sampling point ID NE-44100376
Type Freshwater – Lakes/Ponds/Reservoirs
Status open
Location easting northing: 402370 544352
lat lon: 54.794034, -1.964656
Area Northumberland Durham And Tees
Sub-Area Wear & Tees
Summary 46 samples taken between 2020 and 2010

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.

18 determinands have been measured at this site
  • Alky pH 4.5
  • Ammonia(N)
  • CHLOROPHYLL
  • Colour Filt
  • Cond @ 25C
  • N Oxid Filt
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • Nitrogen - N
  • O Diss %sat
  • Orthophospht
  • OrthophsFilt
  • Oxygen Diss
  • Phosphorus-P
  • Temp Water
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 46 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 24 Jul 2019 to 16 Mar 2020

NotationDeterminandUnits24 Jul
2019
09:51		27 Aug
2019
10:25		11 Sep
2019
12:32		25 Sep
2019
11:45		16 Oct
2019
09:54		19 Nov
2019
11:09		 5 Dec
2019
10:59		22 Jan
2020
12:38		20 Feb
2020
08:42		16 Mar
2020
10:12
0061pH7.767.527.037.266.976.096.037.647.896.5
0072Colour, Filteredhazen18318088
0076Temperature of Water°C18.919.113.413.29.52.943.43.85.1
0077Conductivity at 25 Cμs/cm80816668544848515051
0111Ammoniacal Nitrogen as Nmg/l< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03< 0.03
0116Nitrogen, Total Oxidised as Nmg/l< 0.2< 0.2< 0.2< 0.2< 0.2< 0.20.21< 0.2< 0.2< 0.2
0117Nitrate as Nmg/l< 0.196< 0.196< 0.196< 0.196< 0.196< 0.1960.206< 0.196< 0.196< 0.196
0118Nitrite as Nmg/l< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004< 0.004
0119Ammonia un-ionised as Nmg/l< 0.00061< 0.00036< 8.0e-05< 0.00013< 5.0e-05< 1.0e-05< 1.0e-05< 0.00015< 0.00027< 1.0e-05
0162Alkalinity to pH 4.5 as CaCO3mg/l171822221597688
0180Orthophosphate, reactive as Pmg/l< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01< 0.01
0348Phosphorus, Total as Pmg/l0.02490.016< 0.01
7887Chlorophyll : Acetone Extractμg/l0.82.7< 0.5
9686Nitrogen, Total as Nmg/l0.940.710.42
9856Orthophosphate, Filtered as Pmg/l0.00340.004< 0.001
9901Oxygen, Dissolved, % Saturation%100.6101.3102.199.4100.194.397.3112.3100.399.2
9924Oxygen, Dissolved as O2mg/l9.339.3510.610.411.412.712.714.913.212.6
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.07880.0750.093

Samples from 1 Jun 2017 to 17 Jul 2019

NotationDeterminandUnits 1 Jun
2017
12:05		22 Sep
2017
11:59		 6 Dec
2017
10:22		16 Mar
2018
13:06		 4 Jun
2018
11:12		14 Sep
2018
10:59		 6 Dec
2018
09:30		15 Mar
2019
11:07		23 Apr
2019
10:32		17 Jul
2019
11:02
0061pH8.087.38
0072Colour, Filteredhazen439912981129496791140
0076Temperature of Water°C13.317
0077Conductivity at 25 Cμs/cm227716867779492799678
0111Ammoniacal Nitrogen as Nmg/l0.037< 0.03
0116Nitrogen, Total Oxidised as Nmg/l< 0.2< 0.2
0117Nitrate as Nmg/l< 0.196< 0.196
0118Nitrite as Nmg/l< 0.004< 0.004
0119Ammonia un-ionised as Nmg/l0.00086< 0.00022
0162Alkalinity to pH 4.5 as CaCO3mg/l641421101451< 5211922
0180Orthophosphate, reactive as Pmg/l< 0.01< 0.01
0348Phosphorus, Total as Pmg/l0.03020.03160.0168< 0.010.03090.0110.01870.0110.01
7887Chlorophyll : Acetone Extractμg/l77.51< 0.57.331.3< 0.52.9
9686Nitrogen, Total as Nmg/l0.770.860.490.50.750.61.390.620.72
9856Orthophosphate, Filtered as Pmg/l0.0040.00160.0028< 0.0010.00340.0013< 0.001< 0.0010.0015
9901Oxygen, Dissolved, % Saturation%9799.1
9924Oxygen, Dissolved as O2mg/l10.19.55
9943Nitrogen, Total Oxidised, Filtered as Nmg/l0.1790.1480.1310.1730.04920.2250.8760.1780.14