Changes

===Economic Impact of shale development:===

===Economic Impact of shale development:===

* [http://www.brookings.edu/blogs/brookings-now/posts/2015/03/economic-benefits-of-fracking Economic benefits of fracking]: see the March 2015 Brookings Institute analysis.

* [https://energy.duke.edu/shalepublicfinance Duke University (May 2016) finds that even a year after oil prices collapsed oil and gas development had positive impacts on most local governments that struggled to maintain roads and services during the boom].

* National Bureau of Economic Research study (October 2105) by Dartmouth professors focuses on the income and employment consequences of fracking, finding that over a third of fracking revenue stays within the regional economy, http://www.nber.org/papers/w21624.

* [http://www.nber.org/papers/w21624 National Bureau of Economic Research study (October 2105) by Dartmouth professors] focuses on the income and employment consequences of fracking, finding that over a third of fracking revenue stays within the regional economy.

===Best Practices and Standards:===

===Best Practices and Standards:===

* U.S. Secretary of Energy Advisory Board Natural Gas Subcommittee report (2011) gives best practice recommendations and documents their implementation in the final report. (http://www.shalegas.energy.gov/resources/index.html)

*[http://www.shalegas.energy.gov/resources/index.html U.S. Secretary of Energy Advisory Board Natural Gas Subcommittee report (2011)] gives best practice recommendations and documents their implementation in the final report.

===State and Federal Regulation===

===State and Federal Regulation===

* EPA requires “Green Completions” by 2015: http://www.epa.gov/airquality/oilandgas/pdfs/20120417changes.pdf.

* [http://www.epa.gov/airquality/oilandgas/pdfs/20120417changes.pdf EPA requires “Green Completions” by 2015]

* Bureau of Land Management (BLM) has proposed hydraulic fracturing rules for federal lands: https://www.federalregister.gov/articles/2013/06/10/2013-13708/oil-and-gas-hydraulic-fracturing-on-federal-and-indian-lands.  The Wyoming federal court has issued an injunction blocking enforcement of the rule.  

* [https://www.federalregister.gov/articles/2013/06/10/2013-13708/oil-and-gas-hydraulic-fracturing-on-federal-and-indian-lands Bureau of Land Management (BLM) has proposed hydraulic fracturing rules for federal lands].  Federal courts have blocked enforcement of the rule.  

* BLM released proposed rules rule to reduce venting and flaring of natural gas on February 8, 2016. This is an issue in the Williston basin and Eagle Ford producing area that predominantly produce oil with associated gas.

* BLM released a [https://www.federalregister.gov/articles/2016/02/08/2016-01865/waste-prevention-production-subject-to-royalties-and-resource-conservation proposed rule to reduce venting and flaring] of natural gas in February 2016. The final rule is expected in late 2016.

* [https://www3.epa.gov/airquality/oilandgas/methane.html EPA plans to require data on equipment types and methane emissions from all well and facility operators]. The information would be used to apply the May 2016 rule for new sources to existing wells.

 

===Hydraulic Fracturing Fluids:===

===Hydraulic Fracturing Fluids:===

* FracFocus, sponsored by the Interstate Oil and Gas Compact Commission and the Ground Water Protection Council, lists chemicals used in over 94,000 wells: http://fracfocus.org/

* [http://fracfocus.org/ FracFocus], sponsored by the Interstate Oil and Gas Compact Commission and the Ground Water Protection Council, lists chemicals used in over 100,000 wells.

 

===Induced Seismicity:===

===Induced Seismicity:===

* U.S. Geological Survey “What you do and don’t know about induced seismicity.”   

* U.S. Geological Survey: “[http://earthquake.usgs.gov/research/induced/myths.php What you do and don’t know about induced seismicity]" & [http://www.usgs.gov/faq/taxonomy/term/9833 U.S. Geological Survey frequently asked questions about earthquakes caused by wastewater injection].

* U.S. Geological Survey frequently asked questions about earthquakes caused by wastewater injection, http://www.usgs.gov/faq/taxonomy/term/9833.

* New U.S. Geological Survey “New Hazard Model for Induced Earthquakes” maps risk of damage from earthquakes (April 2016).

* New U.S. Geological Survey “New Hazard Model for Induced Earthquakes” maps risk of damage from earthquakes (April 2016).

* U.S. National Research Council study on induced seismicity (2013): (http://www.nap.edu/catalog.php?record_id=13355 (the PDF is free to download)

* [http://www.nap.edu/catalog.php?record_id=13355 U.S. National Research Council study on induced seismicity] (2013) (the PDF is free to download)

* The StatesFirst Induced Seismicity Work Group released its report (October 2015), “Potential Injection-Induced Seismicity Associated with Oil & Gas Development: A Primer on Technical and Regulatory Considerations Informing Risk Management and Mitigation” StatesFirst is an initiative of the Interstate Oil and Gas Compact Commission (IOGCC) and the Ground Water Protection  Council (GWPC).

* The StatesFirst Induced Seismicity Work Group released its report (October 2015), “[http://www.statesfirstinitiative.org/#!induced-seismicity-work-group/cwed Potential Injection-Induced Seismicity Associated with Oil & Gas Development: A Primer on Technical and Regulatory Considerations Informing Risk Management and Mitigation].” StatesFirst is an initiative of the Interstate Oil and Gas Compact Commission (IOGCC) and the Ground Water Protection  Council (GWPC).

* Environmental Protection Agency (EPA) February 2015, UIC National Technical Workgroup (NTW) recommendations on “Minimizing and Managing Potential Impacts of Injection-Induced Seismicity from Class II Disposal Wells: Practical Approaches.”

* “[http://advances.sciencemag.org/content/1/5/e1500195 Oklahoma’s recent earthquakes and saltwater disposal]”: F. Rall Walsh III* and Mark D. Zoback (2015, Science Advances). Saltwater disposal is predominantly produced water, not hydraulic fracturing flow-back.

* “Oklahoma’s recent earthquakes and saltwater disposal” F. Rall Walsh III* and Mark D. Zoback (2015, Science Advances). Saltwater disposal is predominantly produced water, not hydraulic fracturing flow-back.

* Kansas Geological Survey monitoring and mitigation of earthquakes related to saltwater disposal, [http://www.kgs.ku.edu/PRS/Seismicity/2016/01-20-16_Legislative_Testimony_Seismicity.pdf report to the state legislature, January 2016].

* Kansas Geological Survey monitoring and mitigation of earthquakes related to saltwater disposal, report to the state legislature, January 2016.

 

===Water Use for Hydraulic Fracturing===

===Water Use for Hydraulic Fracturing===

* Comparison of Water Use for Hydraulic Fracturing for Unconventional Oil and Gas versus Conventional Oil, B.R. Scanlon and others, 2014, Environ. Sci. Technol.  

* [http://pubs.acs.org/doi/abs/10.1021/es502506v Comparison of Water Use for Hydraulic Fracturing for Unconventional Oil and Gas versus Conventional Oil], B.R. Scanlon and others, 2014, Environ. Sci. Technol.

 

===Methane in Aquifers:===

===Methane in Aquifers:===

* EPA draft assessment of the potential impacts of oil and gas hydraulic fracturing activities on the quality and quantity of drinking water resources in the United States released in June 2015. Read executive summary or full report.   

* EPA draft assessment of the potential impacts of oil and gas hydraulic fracturing activities on the quality and quantity of drinking water resources in the United States released in June 2015. [http://www2.epa.gov/hfstudy/executive-summary-hydraulic-fracturing-study-draft-assessment-2015 Read executive summary or full report].   

* Science Advisory Board Hydraulic Fracturing Research Advisory Panel has released two preliminary reports as part of its public meetings and peer review.  

** Science Advisory Board Hydraulic Fracturing Research Advisory Panel documentation of its public meetings and peer review is [https://yosemite.epa.gov/sab/sabproduct.nsf/fedrgstr_activites/HF%20Drinking%20Water%20Assessment!OpenDocument&TableRow=2.2#2. here].

* A geochemical context for stray gas investigations in the northern Appalachian Basin: Implications of analyses of natural gases from Neogene-through Devonian-age strata, Fred J. Baldassare, AAPG Bull. V. 98, No. 2 (February 2014), P. 341–372. Thermogenic and microbial gases occur in shallow aquifers and formations above the Marcellus, and predate Marcellus drilling.

* Methane and other gases occur in shallow aquifers and formations above the Marcellus, and predate Marcellus drilling: ”[http://archives.datapages.com/data/bulletns/2014/02feb/BLTN12178/BLTN12178.HTM A geochemical context for stray gas investigations in the northern Appalachian Basin: Implications of analyses of natural gases from Neogene-through Devonian-age strata]”, Fred J. Baldassare, AAPG Bull. V. 98, No. 2 (February 2014), P. 341–372.  

* Methane found in water wells in the Denver-Julesburg basin, Colorado, is mostly microbially generated in shallow coal seams. About 0.06 to 0.15 percent of wells leaked thermogenic methane due to inadequate surface casing, casing leaks or wellhead-seal leaks ([http://www.pnas.org/content/early/2016/07/05/1523267113.full.pdf Owen Sherwood and others, 2016]).

===Methane Air Emissions: there is significant variation in measured, estimated or modeled values:===

===Methane Air Emissions: there is significant variation in measured, estimated or modeled values:===

* National Energy Technology Lab: Life Cycle Greenhouse Gas Emissions: Natural Gas and Power Production presentation to EIA June 2015 Energy Conference, http://www.netl.doe.gov/research/energy-analysis/life-cycle-analysis/lca-listing?prog=presentation.   

* National Energy Technology Lab: [http://www.netl.doe.gov/research/energy-analysis/life-cycle-analysis/lca-listing?prog=presentation Life Cycle Greenhouse Gas Emissions]: Natural Gas and Power Production presentation to EIA June 2015 Energy Conference.   

* EPA National Inventory shows that 2013 methane emissions from natural as systems declined 12 percent from 2005, while production increased about 28 percent over the same period. http://www3.epa.gov/climatechange/ghgemissions/usinventoryreport.html.

* [http://www3.epa.gov/climatechange/ghgemissions/usinventoryreport.html EPA National Inventory] shows that 2013 methane emissions from natural as systems declined 12 percent from 2005, while production increased about 28 percent over the same period.  

* Barnett Coordinated Measurement Campaign, seven articles in the July 7, 2015, Environ. Sci. Technol. v. 49, issue 13, document airborne measurements over the Barnett shale production region in Texas and the small number of “super emitters” http://pubs.acs.org/journal/esthag.  

* [http://pubs.acs.org/journal/esthag Barnett Coordinated Measurement Campaign], seven articles in the July 7, 2015, Environ. Sci. Technol. v. 49, issue 13, document airborne measurements over the Barnett shale production region in Texas and the small number of “super emitters”.

 

===Traffic, Trucking Best Practices:===

===Traffic, Trucking Best Practices:===

* The American Petroleum Institute, the American Trucking Associations and the National Tank Truck Carriers have collected nearly two dozen recommendations for roadway safety and more considerate driving practices: http://issuu.com/consumerenergyalliance/docs/trucking_safety_task_force/1

* [http://issuu.com/consumerenergyalliance/docs/trucking_safety_task_force/1 The American Petroleum Institute], the American Trucking Associations and the National Tank Truck Carriers have collected nearly two dozen recommendations for roadway safety and more considerate driving practices.