Introduction In 2011 Kennecott Utah Copper LLC announced a proposal to expand the life of its Bingham Canyon Mine located in the southwest Salt Lake County. The expansion project, called “Cornerstone,” included widening the Bingham Canyon pit to accommodate operations focused on the mining and processing of ore located on the southeast margin of the…
On June 27, 2011, the Division of Air Quality has approved Kennecott’s request to modify its Approval Order, outlined in a Notice of Intent (NOI). The NOI centered on a requested increase in the limit of the material moved from 197 to 260 million tons per year. The public comment period ended on March 20,…
Addition of an Ore Grinding Line and an Ore Sorting Plant Public comment is being sought through August 18, 2011 on Kennecott’s request to install and operate a fifth ore grinding line and an ore sorting plant at the Copperton Concentrator. The new equipment will consist of an ore sorting plant with a baghouse, a…
The MAP facility is currently under construction, and commissioning is expected to start in 2013. Public comment is being sought through March 11, 2013 on Kennecott’s request to modify the design of the MAP plant. The design changes have resulted in the modification of the cooling tower. Kennecott will also add a natural gas-fired boiler,…
Jump to: Approval Order Issued Air Quality SIP Amendment This page provides links to documents associated with the various regulatory decisions by DEQ. Approval Order Issued (June 27, 2011) Final Permit (647 KB) Complete and Final Notice of Intent Final Notice of Intent (63MB) Cover—1.0 Introduction (384 KB) 2.0 Description of Emission Sources (72 KB)…
By a vote of 5-4 in its May 4, 2011 meeting, the Air Quality Board approved the Amendment to the Utah State Implementation Plan, Emission Limits and Operating Practices, Section Ix.H.2.h, and to amend Rule R307-110-17, Section IX and Part H. The issue before the Board was whether or not the 2005 PM SIP (currently…
Foreword Section I: Legal Authority Section II: Review of New and Modified Air Pollution Sources Section III: Source Surveillance Section IV: Ambient Air Monitoring Program Section V: Resources Section VI: Intergovernmental Cooperation Section VII: Prevention of Air Pollution Emergency Episodes Section VIII: Prevention of Significant Deterioration This section includes plans for all pollutants for which…
Jump to: Nonattainment and Maintenance Area information Foreword SIP Foundation Sections Introduction To protect public health, the Clean Air Act (42 U.S.C Section 7401) requires that federal standards be set to limit the maximum levels of pollutants in the outdoor air. Each state is responsible for developing plans to demonstrate how those standards will be…
Inventory General PM2.5 Emission Inventory Preparation Plan (690.86 KB) SMOKE Emissions Processing (619.08 KB) Episodic Inventories General Episodic Inventory Overview (110.94 KB) Point Sources Episodic PM2.5 Serious SIP Point Source Inventory (89.17 KB) Development of Projection Data for Military Installations (70.11 KB) PM2.5 SIP Projection Data (11.89 KB) *Episodic Point Source Emission Data Area Sources Area Source Episodic Inventories (293.81 KB)…
Menu Public Participation: Serious Area PM2.5 State Implementation Plan (SIP) Development TSD PM2.5 Serious SIP Provo (95 KB) Point Source Emissions Base Year Overview (97 KB) Area Source Emissions Area Source Baseline Inventory (91 KB) On-Road Mobile Source Emissions TSD for On-Road Mobile Sources: PM2.5 Emissions Inventory for Baseline Year of 2014 Covering Utah County…
The Wasatch Front and parts of the Uinta Basin were designated as Marginal nonattainment areas for ozone this week by the EPA. A Marginal designation is the least stringent classification for a nonattainment area and doesn’t require the state to submit a formal State Implementation Plan (SIP).
By Jay Baker On October 1, 2015, the Environmental Protection Agency (EPA) set a new National Ambient Air Quality Standard (NAAQS) for ground-level ozone, lowering it from 75 to 70 parts per billion (ppb). The change was based on thousands of scientific studies that demonstrated the need for a lower standard to protect public health…