Mega-core data from drive around on 26 February 2014. Peak height indicates methane level. Warm colors indicate less negative isotopic ratios, whereas cool colors indicate more negative isotopic ratios.


Google Earth file:  delta_02262014


Map of unconventional wells in PA (yellow), conventional wells in selected NY counties (orange), wetlands in PA (black/gray), landfills (red pins), compressor stations (boxes), conservation wells (black), and drive-around methane data. Since the layers overlap, it is recommended to download the Google Earth file in order to see each category separately.

Google Earth file:  Feb_March_2014

In-situ tower greenhouse gas data  (Description available; instruments to be deployed Summer 2014)