Sulfur Dioxide (SO2) Designations Round 3: North Dakota State Recommendation and EPA Response

Read the North Dakota recommendation for Round 3 area designations and EPA's response.

• Round 3 State Recommendation (pdf) (90.4 KB)
• Updated Recommendation (pdf) (72.8 KB)
• EPA Response to Round 3 Recommendation (pdf) (109 KB)
• Technical Support Document (pdf) (6 MB)