EGAD and Google Earth by bjp11375

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									              EGAD and
             Google Earth
   An overview of Data Accessible from the Maine DEP’s
Environmental Geographic Analysis Database (EGAD) Using
                      Google Earth



         Christian Halsted
         Karla Hyde
         Maine Department of Environmental Protection
EGAD Background
 Store all sampling data for departmental
 monitoring programs
 • Remediation, DOD, Solid Waste, Petroleum, NPL, RCRA
 • Biomonitoring, Ambient Toxins, Rivers/Streams, Lakes,
   Marine
 Many different types of samples stored
 •   Groundwater
 •   Soil, Sediment
 •   Surface water
 •   Air, Landfill Gas
 •   Meteorology
 •   Biological – macroinvertebrates, algae, tissue
 Staff based initiative to centralize data and tools
 26 million records – 125 users and growing
Google Earth Background
 “All Data is Spatial”
  • Presentation, discovery and dissemination of data is easier
    geographically
 Consistent platform
  • >500 million downloads
 Fast and simple interface
 KML now open source
 Scalability
  • Dataset size doesn’t seem to be limited
Google Earth Background
 Cost
  •   no special software for development
  •   uses existing web infrastructure
  •   no training for users
  •   integrate existing web resources (photos, files, databases)
 Developer Support
  •   millions of developers and examples worldwide
  •   excellent web documentation of KML
  •   excellent online support in Google Groups
  •   being embraced by software vendors
 Can be embedded in a web page
DEP Affiliate Organizations
Data Storage
 Maine Healthy Beaches
   Data Available in EGAD.
 Volunteer River Monitoring Program
   New Program: data will be available in
   EGAD soon.
 Volunteer Lakes Monitoring Program
   Data migration from existing database
   to EGAD this year.
Maine Healthy Beaches Program
 40 Monitoring
 Groups over the
 years including
 80 Data Users

 196 Active and
 Inactive
 Monitoring
 Locations at
 over 60 Active
 Beach
 Management
 Areas
 Maine Healthy Beaches Program
                  Original Static Map




Google Earth
Dynamic Map
Volunteer River Monitoring
 A network of volunteer groups
 participating in quality-assured river
 and stream sampling

                 DEP VRMP staff provide annual
                 trainings and certification, guidance
                 about data quality objectives,
                 technical support and assistance,
                 data storage in EGAD, and annual
                 reports.
Challenges Going Forward

 Make data searchable via the web
 Make sharing data efficient with
 research and regulatory partners
 Allow data submission via the web
 Continue to manage privacy issues
 Develop more analysis tools
Summary
 More users thinking spatially
 Enabled simple spatial analysis
 Unlimited data integration -
 “mashups”
 Put data back in people’s hands
 Incredible cost effectiveness
 Fun factor
Contacts
  Christian Halsted
  • Christian.H.Halsted@Maine.gov
  • 207-287-8754
  Karla Hyde
  • Karla.Hyde@Maine.gov
  • 207-441-1847
  Web
  •   EGAD – www.maine.gov/dep/egad
  •   GIS Unit – www.maine.gov/dep/gis
  •   Google Earth Maps -
      www.maine.gov/dep/gis/datamaps

								
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