Ohio SARA 312 Tier 2 Reporting Update


Effective January 15, 2018, Ohio EPA has adopted amendments to OAC rule 2750-30-25, which changes the definition of “hazardous chemicals.” Read More

Ohio EPA’s Draft Startup, Shutdown or Malfunction and Scheduled Maintenance Rules


Ohio EPA is soliciting comments on the draft Startup, Shutdown or Malfunction and Scheduled Maintenance (SSM & SM) Rules contained in Ohio Administrative Code (OAC) Rules 3745-14-11, 3745-15-01, 3745-15-06, and 3745-17-07. Read More

US EPA’s Startup, Shutdown and Malfunction Rule SIP Call


Just a reminder, as part of Ohio EPA’s early stakeholders outreach, Ohio EPA is soliciting comments on the Startup, Shutdown and Malfunction and Scheduled Maintenance (SSM & SM) State Implementation Plan (SIP) call until July 28, 2016. Read More

U.S. EPA Adopts New Ozone NAAQS


On October 1, 2015, US EPA announced that it will lower the National Ambient Air Quality Standard (NAAQS) for ground-level ozone from 75 parts per billion (ppb) to 70 ppb. Read More

GT Celebrates 20th Anniversary


It was twenty years ago this past weekend that Michael Greenberg and Chuck Taylor started GT Environmental, Inc. (GT). Read More

New Model General Permits for Miscellaneous Metal Parts and Products Coating Lines


On September 30, 2015, Ohio EPA issued four new model general permits for miscellaneous metal parts and products coating lines (GP 3.10, 3.11, 3.12 and 3.13) which replace the original seven general permits (GP 3.1 through 3.7). Read More

Ohio EPA Regulatory Information Update


In May and June 2015, Ohio EPA has a number of rule comment periods and early stakeholder outreach sessions scheduled. As a service to our readers and clients here are descriptions of some of Ohio EPA regulatory activities. Read More

Air - December 20, 2013


On October 10, 2013 Ohio EPA solicited comments on an update to Engineering Guide No. 69. Engineering Guide No. 69 provides guidance on conducting air dispersion modeling. Read More

Air - May 21, 2013


Best Available Technology (BAT) - Recent Developments in Ohio

On Thursday, May 2, 2013, Ohio EPA released proposed revisions to its “Best Available Technology (BAT) Policy for sources installed or modified on or after August 3, 2009" (December 10, 2009). Read More