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State Comparison Charts
Below please find a selection of charts comparing state laws regarding hydrofracking (particularly fluid disclosure requirements).
Center for Local, State and Urban Policy
CLOSUP, database of recent Michigan & Pennsylvania Legislation on Fracking. Last updated May 2013.
State-by-State maps focusing on geologic, well mapping, and local legislation (select). Updated on a rolling basis.
Hydraulic Fracturing Disclosure Requirements
Compiled by the Center for American and International Law. Compiled in 2017.
Hydraulic Fracturing Fluid Disclosure Requirements
Vinson & Elkins Shale and Fracking Tracker. Last updated July 17, 2013.
"Platform for the systematic collection, measurement and display of state-level laws. It is a resource for researchers, practitioners, policy-makers and the public." Under Topics consult their Water Quality maps.
Public Herald Chart
Independent journalist website. Last updated Feb. 20, 2012.
State-by-state summaries of fracking activity. Provides history, legislation, lawsuits, adverse health effects where available. Advocacy Group.
Summers Oil and Gas 3d
Appendix 1. State Oil and Gas Laws by Jurisdiction
Where possible the following entries link directly to environmental protection websites with relevant information on hydrofracking. In the alternative search terms and tips are suggested to assist the researcher in locating relevant information.