DQRs for Session: 178861 User:manasi1mahCompleted: 08-06-2016

Data Quality Reports for Session: 178861 User: manasi1mah Completed: 08/06/2016

TABLE OF CONTENTS

DQR ID	Subject	Data Streams Affected	Data Quality Metric
D140417.1	SGP/ACSM/C1 - Missing data	sgpaosacsmC1.a1	Missing
D140418.1	SGP/ACSM/C1 - Data not available and unrecoverable	sgpaosacsmC1.a1	Missing
D140627.1	SGP/ACSM/C1 - Windows 7 upgrade and turbo molecular pump failure.	sgpaosacsmC1.a1	Missing
D141009.2	SGP/ACSM/C1 - Reprocessing Notice (RID 1237)	sgpaosacsmC1.a1	Does not affect quality
D141107.1	SGP/ACSM/C1 - computer software problem	sgpaosacsmC1.a1	Missing
D141107.5	SGP/ACSM/C1 - Pump Failure	sgpaosacsmC1.a1	Missing
D141107.6	SGP/ACSM/C1 - Turbo pump failure	sgpaosacsmC1.a1	Missing
D141205.1	SGP/ACSM/C1 - Unexpected instrument shutdown	sgpaosacsmC1.a1	Incorrect
D150410.3	SGP/ACSM/C1 - missing data	sgpaosacsmC1.a1	Missing
D150410.4	SGP/ACSM/C1 - missing data	sgpaosacsmC1.a1	Missing
D160715.4	SGP/ACSM/NEPHELOMETER/TDMA/C1 - Data Quality Evaluation Ongoing	sgpaosacsmC1.a1	Does not affect quality

DQRID : D140417.1

Start Date	Start Time	End Date	End Time	Data Quality Metric
07/01/2013	0000	07/03/2013	2359	Missing
10/26/2013	0000	10/31/2013	1418	Missing
06/01/2013	0000	06/13/2013	2359	Missing
02/27/2013	0000	02/27/2013	2359	Missing
05/01/2013	0000	05/24/2013	2359	Missing
07/01/2012	0000	07/31/2012	2359	Missing
11/22/2012	0000	12/05/2012	2359	Missing

Subject:	SGP/ACSM/C1 - Missing data
DataStreams:	sgpaosacsmC1.a1
Description:	Data are missing and unrecoverable.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D140418.1

Start Date	Start Time	End Date	End Time	Data Quality Metric
02/08/2014	0200	02/19/2014	1000	Missing

Subject:	SGP/ACSM/C1 - Data not available and unrecoverable
DataStreams:	sgpaosacsmC1.a1
Description:	There are no data for this time period. The ionization filament burned out. The mentor switched to a backup filament on 2/17 and the data stream was good after it was adjusted and monitored on 2/19.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D140627.1

Start Date	Start Time	End Date	End Time	Data Quality Metric
05/25/2014	1100	06/24/2014	0000	Missing

Subject:	SGP/ACSM/C1 - Windows 7 upgrade and turbo molecular pump failure.
DataStreams:	sgpaosacsmC1.a1
Description:	Instrument was not operational during this period because of turbo molecular pump failure. the pump was replaced and the instrument restarted.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D141009.2

Start Date	Start Time	End Date	End Time	Data Quality Metric
07/01/2012	0000	10/09/2014	0000	Does not affect quality

Subject:	SGP/ACSM/C1 - Reprocessing Notice (RID 1237)
DataStreams:	sgpaosacsmC1.a1
Description:	See below for details of reprocessing that was completed on 20150610. Original DQR category: 4 (Red, Incorrect). ----------------------------------------------------------- The data will be reprocessed with the manufacturer's software to correct errors in the calibration values, collection efficiencies, and instrument response. The data in the current form is incorrect and should not be used.
Measurements:	sgpaosacsmC1.a1: Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D141107.1

Start Date	Start Time	End Date	End Time	Data Quality Metric
10/14/2014	1300	10/27/2014	1530	Missing

Subject:	SGP/ACSM/C1 - computer software problem
DataStreams:	sgpaosacsmC1.a1
Description:	There are no data for the time range specified
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D141107.5

Start Date	Start Time	End Date	End Time	Data Quality Metric
05/25/2014	1100	06/23/2014	1900	Missing

Subject:	SGP/ACSM/C1 - Pump Failure
DataStreams:	sgpaosacsmC1.a1
Description:	Turbo pump failure. No data are available for the specified times.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D141107.6

Start Date	Start Time	End Date	End Time	Data Quality Metric
07/03/2014	1700	09/30/2014	1345	Missing

Subject:	SGP/ACSM/C1 - Turbo pump failure
DataStreams:	sgpaosacsmC1.a1
Description:	New turbo pump failed. The instrument was returned to Aerodyne for repair and calibration. No data are available for this time period.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D141205.1

Start Date	Start Time	End Date	End Time	Data Quality Metric
12/03/2014	1625	12/04/2014	2030	Incorrect

Subject:	SGP/ACSM/C1 - Unexpected instrument shutdown
DataStreams:	sgpaosacsmC1.a1
Description:	There was an unexpected shutdown of the ionizer, vaporizer, SEM, and inlet valve, possibly caused by a power outage. This resulted in incorrect data values.
Measurements:	sgpaosacsmC1.a1: Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) time_offset Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D150410.3

Start Date	Start Time	End Date	End Time	Data Quality Metric
05/10/2013	0232	05/24/2013	1733	Missing
12/09/2013	1441	12/10/2013	1618	Missing
05/27/2013	1619	05/27/2013	1723	Missing
10/25/2013	1903	10/31/2013	1418	Missing
06/09/2013	0250	06/13/2013	2223	Missing
07/01/2013	2347	07/04/2013	0223	Missing
09/21/2013	2157	09/21/2013	2300	Missing
02/26/2013	0341	02/28/2013	0512	Missing
04/01/2013	0102	04/03/2013	0913	Missing

Subject:	SGP/ACSM/C1 - missing data
DataStreams:	sgpaosacsmC1.a1
Description:	Data from the specified time periods are missing because of instrument problems.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D150410.4

Start Date	Start Time	End Date	End Time	Data Quality Metric
10/05/2014	2054	10/06/2014	1916	Missing
05/25/2014	0000	10/01/2014	0000	Missing
10/28/2014	1324	10/28/2014	1422	Missing
02/08/2014	0100	02/23/2014	0314	Missing
05/05/2014	1248	05/05/2014	1352	Missing
10/09/2014	1300	10/09/2014	1937	Missing
12/03/2014	1432	12/05/2014	0214	Missing
10/15/2014	1656	10/27/2014	1617	Missing
01/30/2014	1537	01/30/2014	1744	Missing
03/05/2014	1440	03/05/2014	1544	Missing

Subject:	SGP/ACSM/C1 - missing data
DataStreams:	sgpaosacsmC1.a1
Description:	Data are missing for the specified periods because of instrument problems. Data for the period from the end of May through end of September are missing because of the failure of two turbo pumps and the return of the instrument to the manufacturer for service.
Measurements:	sgpaosacsmC1.a1: East longitude(lon) time Altitude above mean sea level(alt) Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) base_time time_offset North latitude(lat) Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of chloride, ambient aerosol in air.(chloride) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

DQRID : D160715.4

Start Date	Start Time	End Date	End Time	Data Quality Metric
03/01/2011	0012	09/30/2014	2359	Does not affect quality

Subject:	SGP/ACSM/NEPHELOMETER/TDMA/C1 - Data Quality Evaluation Ongoing
DataStreams:	sgpaosacsmC1.a1
Description:	A closure analysis is currently being perform on the ACSM, TDMA, and wet and dry NOAA NEPHELOMETERS at SGP C1. If problems are found during this analysis, they will be promptly documented through the DQR system. The results of this analysis will be made available once completed. Please contact the respective instrument mentors with any questions regarding these data over the specified period.
Measurements:	sgpaosacsmC1.a1: flow_rate Altitude above mean sea level(alt) base_time vaporizer inlet_closed North latitude(lat) time_bounds Mass concentration of chloride, ambient aerosol in air.(chloride) emission_current East longitude(lon) time Mass concentration of total organics, ambient aerosol in air.(total_organics) Mass concentration of sulfate, ambient aerosol in air.(sulfate) time_offset inlet_open Mass concentration of ammonium, ambient aerosol in air.(ammonium) Mass concentration of nitrate, ambient aerosol in air(nitrate)

Back To Table of Contents

END OF DATA