1. USArray Quality Assurance
Mary Templeton
IRIS Data Management Center
30 minutes

2. USArray National Science Foundation Initiative:
Transportable Array (400 broadband stations)

3. USArray
Reference Network (116 broadband stations)

4. USArray
Flexible Array (2400-instrument pool for short-term targeted experiments)

5. USArray Data
Transportable Array and Reference Network data receive QA:

6. USArray Quality Assurance
Report problems that can be fixed
Document problems that cannot be fixed
Provide information so that others can characterize data quality

7. USArray Quality Assurance
Spotting problems:
Automated Metrics
Synthetics: events and earth tides
Three analysts review:
waveforms
metadata
metrics & synthetics

8. Automated Metrics QUACK Power Spectral Density (PSD) tools
hardware problems
instrument response issues
noise characterization

9. Automated Metrics Station Ranking (PSD weekly modes)
pinpoints anomalous stations

10. Synthetics hardware problems instrument response issues
2011/10/28 Central Peru, Mw=6.9
Earth tides
hardware problems
instrument response issues
phase, orientation errors

11. USArray Quality Assurance
Reporting:
Reports and s to network operators
Data Problem Reports
Performance Metrics
Station histories

12. Data Quality Reporting
data problem report
station histories,
and other QA info