ozone

Texas is the latest state to file suit against the Environmental Protection Agency (EPA) over its recently finalized standards for ozone. The state joins Arizona, Arkansas, Kentucky, New Mexico, North Dakota, Oklahoma, Utah, and Wisconsin, which have legally challenged the final version of the EPA’s National Ambient Air Quality Standards (NAAQS) for ozone since its […]

New rules from the Environmental Protection Agency (EPA) have several unintended consequences for the power sector, an expert said at a POWER magazine event on Dec. 7. Floyd Self, an attorney with Florida-based law firm Berger Singerman, said that the bevy of new EPA rules have helped forged mergers between electric and gas utilities and necessitated […]

Just as we were drafting this commentary, the U.S. Environmental Protection Agency (EPA) issued a new ground-level ozone rule, tightening the standard from 75 to 70 ppb. The projected human health and environmental benefits are substantial. Yet there has been significant concern about tightening the ozone standards because of compliance cost. As it happens, our […]

The Environmental Protection Agency (EPA) on Oct. 1 released the final version of new National Ambient Air Quality Standards (NAAQS) for ozone, cutting the current limit of 75 ppb to 70 ppb. The move sets the stage for a battle with Congress, the states, and a range of industries that have warned the new ozone […]

An old saying often attributed to Mark Twain is, “Figures don’t lie, but liars figure.” Listening to the conflicting information presented by a variety of senators during a hearing on Capitol Hill Sept. 29, one has to wonder if Twain was covering a Senate hearing when he penned the phrase. The only witness at the […]

An emergency action proposed by Maryland regulators on Friday will require 14 coal-fired units in the state to minimize nitrogen oxide (NOx) emissions every day during the 2015 summer ozone season, starting as soon as May 1.  The rule submitted on April 17 by the Maryland Department of the Environment (MDE) to the Joint Committee […]

Estimates vary widely, but even the Environmental Protection Agency acknowledges that lowering the ozone standard will cost billions. How will it affect power companies? It could make approval of new projects much more difficult. Even in the annals of expensive environmental regulations and the hyperbole that often accompanies them, the numbers are eye-popping: $140 billion […]

The Byron Sher Auditorium in Sacramento, Calif., was filled at times with students, parents, and other concerned citizens as the Environmental Protection Agency (EPA) held the last of three public hearings on proposed updates to the national air quality standards for ground-level ozone on Feb. 2. The hearings were scheduled as part of the policymaking […]

Compliance cost estimates for a revised ozone national ambient air quality standard (NAAQS) soon to be proposed by the Environmental Protection Agency (EPA) “will be little better than guesses,” the Congressional Research Service (CRS) says in a recent document.  The NAAQS does not directly impose emission controls on industry, “but it sets in motion a process […]