On June 15, 2012, EPA approved the first applications for the use of E15 Ethanol/Gasoline blend. Since that time, a dispute has emerged regarding the potential benefits and problems associated with a transition from the current standard E10 blend to E15. The situation became more focused following EPA's issuance on March 29, of proposed rules referred to as the Tier 3 Vehicle Emissions and Fuel Standards. These rules, which are proposed to become fully effective in 2017, are intended to reduce gasoline sulfur levels by more than sixty percent (60%) and reduce smog-forming volatile ...
The U.S. EPA has issued for public comment a draft of its most recent National Rivers and Streams Assessment (NRSA). The Assessment involved sampling over 1,900 points along wadeable waterways in the contiguous 48 States during 2008 and 2009, and updates a similar study done in 2004. Comments must be emailed to nrsa-hq@epa.gov by 11:59 p.m. May 9, 2013.
Among the key findings: 55% of the nation's river and stream miles do not support healthy populations of aquatic life, with phosphorus and nitrogen pollution and poor habitat the most widespread problems. An additional 23% of river and ...
The U. S. Supreme Court's March 20, 2013, decision in Decker v. Northwest Environmental Defense Center is good news for the logging industry. The Clean Water Act (Act) and EPA's Silvicultural Rule (Regulation) do not require National Pollutant Discharge Elimination System (NPDES) permits for discharges of chan neled stormwater runoff from logging roads. Permits will be required for logging operations that involve rock crushing, gravel washing, log sorting and log storage facilities. Georgia-Pacific West had a contract with Oregon to har vest timber from a state forest. When ...