Air Quality System (AQS) ambient observations: 2008 PM2.5

Dataset Identification:

Resource Abstract:
Ambient PM2.5 (particulate matter less than 2.5 microns) concentrations from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
Citation
Title Air Quality System (AQS) ambient observations: 2008 PM2.5
revision  Date   2015-09-23
Keywords:
Theme keywords (theme):
EPA
environment
Resource language: 
Constraints on resource usage:
Constraints
Use limitation statement:
public
point of contact - publisher
individual Name {u'hasEmail': u'mailto:mangus.nick@epa.gov', u'@type': u'vcard:Contact', u'fn': u'Nick Mangus,Scientist'}
organisation Name  {u'@type': u'org:Organization', u'name': u'Environmental Protection Agency'}
Contact information
Address
electronic Mail Address 
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Metadata data stamp:  2015-09-23
Metadata contact - publisher
Metadata scope code  dataset
Metadata standard for this record:  ISO 19115:2003 - Geographic information - Metadata
standard version:  ISO 19115:2003
Metadata record identifier:  {214A6E5B-107C-4B0D-9A63-C1858DBEF89B}

Metadata record format is ISO19139 XML (MD_Metadata)