I've been working on this for a while... working county-by-county from the NPMS public viewer to build complete maps of gas+hazardous liquids pipelines infrastructure.
I am working on PA and NY as well.
If you want the .PSD file, where you can show each layer, let me know
by leaving a comment here, or emailing me: WilliamAHuston@gmail.com
Warning, it's a large file (4mb).
Here is a direct link to the file: (To save a copy: right click -> save as)
|NJ Pipeline Infrastructure|
LEGEND: Blue=Natural Gas Pipelines
Red=Hazardous Liquids (NGLs, Gasoline, Crude Oil, etc)