March 31-Between 300 and 1,000 people are evacuated when the Williams Northwest Pipeline facility, in Plymouth WA explodes and catches fire.  Deputies say they don't yet know when residents will be allowed to return home.
March 31-Stone Energy Corp cited for 78.55 - No Control and Disposal/PPC plan or failure to implement PPC plan in Elk Twp., Clarion County, PA.
March 31-Stone Energy Corp cited for 78.55 - No Control and Disposal/PPC plan or failure to implement PPC plan in Ashland Twp., Clarion County, PA.
March 27-Rex Energy (Re Gas Dev Llc) cited for 78.56LINER - Improperly lined pit in Lancaster Twp., Butler County, PA.
March 25-At least 1,638 gallons of tar sands oil leaks from BP’s Whiting refinery into Lake Michigan.
March 25-A tanker truck rolls over in Harrison County, OH spilling drilling mud.  The driver took the turn too quick, rolled into the opposite lane and ultimately into a ditch. [video]
March 25- Swepi Lp is cited with 78.54 - Failure to properly control or dispose of industrial or residual waste to prevent pollution of the waters of the Commonwealth in Liberty Twp., Tioga County, PA.
March 22-A 4-mile wide oil spill is discovered by hikers in Utah’s popular Grand Staircase Escalante National Monument.
March 21-On a DEP “Incident- Response to Accident or Event,” XTO (Exxon Mobile) is cited with SWMA301 - Failure to properly store, transport, process or dispose of a residual waste in Buffalo Twp., Butler County, PA.
March 21- On a DEP “Incident- Response to Accident or Event,” XTO (Exxon Mobile) is cited with SWMA301 - Failure to properly store, transport, process or dispose of a residual waste in Connoquenessing Twp., Butler County, PA.
March 21- Rex Energy (Re Gas Dev Llc) fails to properly store, transport, process or dispose of a residual waste (SWMA301) in Forward Twp., Butler County, PA.
March 20- Trimont Energy Llc illegally discharges industrial waste to waters of Commonwealth without a permit (307CSL) just outside of State Game Land 25 in Cranberry Twp., Venango, PA.  This is their forth violation at the site in 10 days.
March 17-A 5-inch crack is discovered in a Sunoco pipeline running through the Oak Glen Nature Preserve in Ohio.  The EPA calculates that more than 20,000 gallons of crude oil leaked before anyone noticed.
March 13-Approximately 30 gallons of toxic brine spills from a Williams gathering line Susquehanna County, PA.  Ice had built up in an aboveground pipeline connection between the Jeffers Farms wells and the Zick Compressor Station near Route 106, causing the pipes to discharge brine.
March 12-Trimont Energy Llc is cited with 78.56(2) - Failure to maintain 2 ' of freeboard in an impoundment near State Game Land 45 Venango County, PA.
March 11-Trimont Energy Llc is cited with 78.54 - Failure to properly control or dispose of industrial or residual waste to prevent pollution of the waters of the Commonwealth near State Game Land 45 Venango County, PA.
March 11-Officials find over 200 industrial-sized black garbage bags filed with radioactive frack filter socks in an abandoned gas station in Noonan in Divide County.
March 10-A spilt wellhead is discovered on an XTO site in Indiana County, PA spraying oil, brine water & "white water."
March 4-A massive explosion and fire at an oil and gas drilling site north of Greeley, CO rocks neighbors out of their beds.  There are reports of injuries.

Dec 30-A 106-car train carrying Bakken Shale crude oil crashes setting off explosions and a fire that burns for more than 24 hours in ND.
Dec 27- Howard Drilling Inc spills residual waste at a site in the Allegheny National Forest.
Dec 23- James Burgess, 60, dies after a truck owned by a Texas oil and gas company struck him in Washington County, PA.  The driver and the passenger were drunk and fled the scene on foot leaving the pedestrian to die. [video]
Dec 21- A lightning strike is suspected of triggering a fire at a gas well in Somervell County, TX.
Dec 20- BP and Chevron are accused of dumping toxic radioactive waste into the swamps of Louisiana.
Dec 19- A Washington County, PA Judge orders Red Oak Water Transfer to produce all photographs of an alleged fracking wastewater spill.
Dec 16- On its way to a drilling sight, a truck spills hexamine on U.S. 35 in WV closing all four lanes of the road.
Dec 11-A line froze on Cabot Oil and Gas site in Susquehanna County, PA causing a spill.  It was never reported to the DEP by Cabot.
Dec 9-Wastewater spills on a RE Gas Development (Rex Energy) pad in Jackson Twp, Butler County, PA.
Dec 6-Internal emails and documents expose a leak of 21,000 gallons of flowback water from Marcellus Shale drilling operations in Washington County, and the subsequent “cover up,” according to a motion filed in Washington County Common Pleas Court on December 6, 3013.  The well was operated by Range Resources.
Dec 6-A natural gas storage tank exploded in Texas. [video]
Dec 5-After an accident, workers on the Millennium pipeline in the Sothern Tier of New York vent millions of gallons of gas from a 10-mile-long stretch of 30-inch pipeline into the atmosphere forcing a local family to evacuate their home.