California Air Resources Board

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Airways System - User Guidelines

Use Internet Explorer 5.0 or later only.  Best viewed in 1024 X 768 resolution.  Print in landscape mode. Download IE 6.0

Reference Tables:
Selecting "Support Tables", "Method Tables", "Parameter Tables", "Instrument Tables" or "Contract Tables" provides access to reference data elements available from the CCAQS Data Management System.

Data Access: 
Select "Data Reports from CCAQS Data Access Menu" to view statistical & summary reports providing information regarding currently available data.  Select "Data Retrieval" under CCAQS Data Access Menu to query the CCAQS Database.

Select "Data Dialog" from the CCAQS Data Access Menu to view or write notes pertaining to observation records.  To create observation notes you will need to have an account on this domain.

Select the "Query Catalog" from the CCAQS Data Access Menu to download data files generated from previous queries.

Select "Data Submittals" from the CCAQS Data Access Menu to view a log of the CCAQS data file processing.  Data from an entire file can be obtained by selecting the file of interest from the log.

Select "On-Air GIS" to access the CCAQS Geographical Information System. 

Feedback: 
Select "User Feedback" under Feedback Menu to suggest new features, report errors or to provide other input regarding the web application.

For further assistance send email to CCAQSDataAdmin

Airways System v1.0.0

CCAQS Database last updated :
5/22/2008 11:47:00 AM

Total Record Count:
182,609,202

Note: Invalid observation data values are not available from the  CCAQS Data Management System.
Disclaimer
Information and related data from the Central California Air Quality Studies (CCAQS) found within this web site are continuously undergoing review by scientists, air quality modelers and data management personnel.  The status of this data is therefore subject to change.  The California Air Resources Board and the Study Agency make no guarantee, actual or implied, as to the accuracy of the enclosed data.