DQRs for Session: 185574 User:pennypackers1Completed: 05-15-2017

Data Quality Reports for Session: 185574 User: pennypackers1 Completed: 05/15/2017

TABLE OF CONTENTS

DQR ID	Subject	Data Streams Affected	Data Quality Metric
D160617.14	ASI/AOS/CCN/HTDMA/NEPHELOMETER/UHSAS/M1 - Site installation	asiaosuhsasM1.a1	Incorrect
D160621.4	ASI/AOS/M1 - Manifold blower not working	asiaosuhsasM1.a1	Incorrect
D160708.10	ASI/UHSAS/M1 - Instrument offline	asiaosuhsasM1.a1	Missing
D160824.10	ASI/UHSAS/M1 - Unstable flows	asiaosuhsasM1.a1	Incorrect
D170202.7	ASI/CPC/UHSAS/M1 - HEPA filter testing	asiaosuhsasM1.a1	Incorrect
D170203.7	ASI/AOS/M1 - Mentor visit	asiaosuhsasM1.a1	Suspect

DQRID : D160617.14

Start Date	Start Time	End Date	End Time	Data Quality Metric
04/22/2016	0000	05/31/2016	2359	Incorrect

Subject:	ASI/AOS/CCN/HTDMA/NEPHELOMETER/UHSAS/M1 - Site installation
DataStreams:	asiaosuhsasM1.a1
Description:	Site installation, mentors on site. No valid data.
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume current unit_temperature scattering_voltage Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure reference lower_size_limit sheath_flow bin_num upper_size_limit

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DQRID : D160621.4

Start Date	Start Time	End Date	End Time	Data Quality Metric
06/16/2016	0042	06/16/2016	1345	Incorrect

Subject:	ASI/AOS/M1 - Manifold blower not working
DataStreams:	asiaosuhsasM1.a1
Description:	Manifold blower not working, instrument sample flows either zero or different than specified. Sampling through the stack not isokinetic.
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume base_time time current unit_temperature scattering_voltage East longitude(lon) Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure North latitude(lat) time_offset reference lower_size_limit Altitude above mean sea level(alt) sheath_flow bin_num upper_size_limit

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DQRID : D160708.10

Start Date	Start Time	End Date	End Time	Data Quality Metric
07/08/2016	1435	07/08/2016	1615	Missing

Subject:	ASI/UHSAS/M1 - Instrument offline
DataStreams:	asiaosuhsasM1.a1
Description:	Instrument offline for flow adjustment.
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume base_time time current unit_temperature East longitude(lon) scattering_voltage Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure North latitude(lat) time_offset reference lower_size_limit Altitude above mean sea level(alt) sheath_flow bin_num upper_size_limit

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DQRID : D160824.10

Start Date	Start Time	End Date	End Time	Data Quality Metric
08/22/2016	1600	08/22/2016	1900	Incorrect

Subject:	ASI/UHSAS/M1 - Unstable flows
DataStreams:	asiaosuhsasM1.a1
Description:	Cleaning the internal flow lines and testing proper operation after a possible obstruction in the flow lines. No valid data from this period.
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume current unit_temperature scattering_voltage Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure reference lower_size_limit sheath_flow bin_num upper_size_limit

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DQRID : D170202.7

Start Date	Start Time	End Date	End Time	Data Quality Metric
01/21/2017	1029	01/21/2017	1030	Incorrect
01/25/2017	1015	01/25/2017	1018	Incorrect

Subject:	ASI/CPC/UHSAS/M1 - HEPA filter testing
DataStreams:	asiaosuhsasM1.a1
Description:	HEPA filter on the inlet to all three instruments during this time for zero checks. All instruments went to zero counts
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume current unit_temperature scattering_voltage Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure reference lower_size_limit sheath_flow bin_num upper_size_limit

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DQRID : D170203.7

Start Date	Start Time	End Date	End Time	Data Quality Metric
01/19/2017	1000	01/27/2017	1900	Suspect

Subject:	ASI/AOS/M1 - Mentor visit
DataStreams:	asiaosuhsasM1.a1
Description:	Mentors at the site working on different instruments. Data quality occasionally affected.
Measurements:	asiaosuhsasM1.a1: differential_voltage purge_flow flow Temperature at the ground station(temperature) sampling_volume current unit_temperature scattering_voltage Particle size distribution, limited by lower_size_limit and upper_size_limit(size_distribution) auxiliary sample_pressure reference lower_size_limit sheath_flow bin_num upper_size_limit

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