GA EPD Air Protection Branch AWMA Southern Section August 2015

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Ozone – 3-Year Design Value 3 Air Quality is Improving in Georgia 1997 NAAQS (84 ppb) EPA November 2014 Proposal: 65 – 70 ppb

Ozone Status Update Atlanta will be bumped up from “Marginal” to “Moderate” sometime this year since 3- year design value (DV) for is above 75 ppb. Must submit an attainment SIP within 1-year after bump-up What will happen in 2015? MonitorDVCV Conyers McDonough Confederate Ave

Potential Impact of a (Proposed) Lower Ozone Standard in Georgia Year Average

PM2.5 Annual Design Values (µg/m3) 2012 NAAQS µg/m 3 standard 1997 NAAQS µg/m 3 standard 6 Air Quality is Improving in Georgia

PM2.5 standard – Re-designation request for the Atlanta Metropolitan Area submitted to EPA August 2012 – Waiting for FR proposal 2012 PM2.5 standard – PM2.5 data completeness for 2012 attainment demonstration an issue – Deferred areas include Atlanta, Albany, Brunswick PM 2.5 Standards

Sulfur Dioxide – One Hour Standard 8 Air Quality is Improving in Georgia

Implementing the 1-Hour SO2 NAAQS 9 Round 1 October 4, 2013: 29 areas designated nonattainment (none in Georgia) Round 2 January 15, 2016: States submit list of SO2 sources to EPA and indicate modeling or monitoring approach January 13, 2017: Modeling analyses due to EPA December, 2017: EPA designations based on modeling analysis and existing monitors Round 3 January 1, 2017: New monitors operational 2020: EPA makes designations ( data) Consent Decree Early rounds of designations (July 2, 2016) for newly monitored violations of the NAAQS and large coal-fired EGUs Recommendations due to EPA in September 2015

The Air Quality in Georgia Is Expected to Continue to Improve Mercury Air Toxics Rule Boiler MACT Tier 3 Standards 10

11 PSD Off-site Emission Inventory GEOS Ambient Monitoring Database Air Protection Branch Website I/M Program Phase 5 update (Vehicle Emission Testing Program) SSM SIP Call EPA’s Clean Power Plan Air Protection Branch Updates

EPA’s Clean Power Plan Reduce carbon dioxide CO2 emissions from existing fossil fuel-fired power plants – Final Rule signed on August 3, 2015 – EPA sets state goals, states determine how to achieve the goal – Initial state plan due September Georgia’s “Baseline” 2030 Georgia’s Goal Rate1,600 lbs CO2/MWh 1,049 lbs CO2/MWh Mass63 million tons of CO2 46 million tons of CO2

Georgia CO2 Emissions Goals 13

How Will Georgia EPD Develop a State Plan to Implement the CPP? Work closely with Georgia Environmental Finance Authority and the Georgia Public Service Commission to share information regarding various aspects of the rule Engage utilities, non-governmental organizations (NGOs) and other stakeholders in discussions regarding plan approaches Meet with US EPA to discuss Georgia-specific concerns Hold public stakeholder meetings. The next stakeholder meeting is scheduled for October 8, 2015 Share information with other southeastern states Litigation over various aspects of the CPP is widely expected. EPD will continue to track legal developments as they may impact the ultimate requirements of the CPP. 14

Contact Info Karen Hays, PE Chief, Air Protection Branch Georgia Environmental Protection Division