33 C.F.R. § 167.53
In the approaches to Portland, ME: Southern approach
(a) A separation zone 1 mile wide is established and is centered upon the following geographical positions:
| Latitude | Longitude |
|---|---|
| 43°27.00′ N | 70°03.48′ W. |
| 43°07.82′ N | 69°54.95′ W. |
(b) A traffic lane 1