Data Quality Reports for Session: 178674 User: russelll1 Completed: 07/28/2016


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D160224.3AWR/CPC/M1 - Failed pumpawraoscpcfM1.b1Incorrect
D160502.1AWR/CPC/M1 - CPC FloodingawraoscpcfM1.b1Suspect


DQRID : D160224.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/12/2016164203/15/20160020Incorrect
03/29/2016195904/07/20162319Incorrect
03/01/2016000403/01/20162329Incorrect
02/21/2016033802/22/20162249Incorrect
03/15/2016020603/18/20160024Incorrect
Subject:
AWR/CPC/M1 - Failed pump
DataStreams:awraoscpcfM1.b1
Description:
The pumps that draw air into the instrument for particles to be counted failed.  The 
values reported by the instrument are not representative of the particle number concentration 
in the atmosphere
Measurements:awraoscpcfM1.b1:
  • Concentration(concentration)


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DQRID : D160502.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/18/2016042304/20/20161218Suspect
Subject:
AWR/CPC/M1 - CPC Flooding
DataStreams:awraoscpcfM1.b1
Description:
Following a routine flow rate check, the CPC showed signs of flooding with the orifice 
pressure dropping below 10 kPa.  The butanol fill bottle was removed from the system.  After 
two days of continuous running the system dried out and the orifice pressures were 
restored to nominal values.  The data from this period is suspect.
Measurements:awraoscpcfM1.b1:
  • Concentration(concentration)


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