EPA Ozone Rule May Mean Changes for 30+ Coal Units October 6, 2015By Amanda Durish CookEPA tightened its ground-level ozone limits to 70 ppb, a less strenuous standard than some electric generators had feared and public health advocates had sought. Tell us who you are,get 2 free articles each month. What do you want to know?Want a free trial instead? Click here.Already convinced? View pricing and plans.Already a subscriber? Log in here. Additional news on this topic:Federal BriefsNews briefs on the federal agencies that impact those doing business in PJM's footprint. This week, we highlight the National Renewable Energy Laboratory and the Environmental Protection Agency.MISO: EPA Carbon Rule Will Mean ‘Multibillion Dollar’ Transmission Build-OutMISO planners who just completed the third phase of a study on the Clean Power Plan said last week that a “multibillion dollar” transmission build-out will be necessary in almost every compliance scenario they’ve anticipated.FERC Backs Oklahoma Coal Unit on EPA MATS DelayOperators of an Oklahoma coal-fired generator seeking a temporary reprieve from the EPA mercury rule received an assist from FERC. Leave a Reply Cancel replyYou must be logged in to post a comment.