Sulfur Dioxide (SO2) Designations Round 4: North Carolina State Recommendation and EPA Response
Read the North Carolina recommendation for Round 4 area designations and EPA's response.
- Round 4 State Recommendation (pdf) (1,478 KB) (Cunningham and Limestone Townships)
- Round 4 State Recommendation (Beaverdam Township) (pdf) (75.8 KB)
- EPA Response to Round 4 Recommendation (pdf) (1,009 KB)
- Technical Support Document
- Chapter 1: Background and History of the Intended Round 4 Area Designations for the 2010 1-Hour SO2 Primary National Ambient Air Quality Standard (pdf) (186 KB)
- Chapter 2: Intended Round 4 Area Designations for the 2010 1-Hour SO2 Primary National Ambient Air Quality Standard for Areas without Violating Monitors (pdf) (306 KB)
- Chapter 7: Intended Round 4 Area Designations for the 2010 1-Hour SO2 Primary National Ambient Air Quality Standard for North Carolina (pdf) (1,461 KB)