| Docket Number | PG-080292 |
|---|---|
| Advice | |
| Company | Northwest Natural Gas Company |
| DBA | |
| Filing Type | Staff Investigation |
| Industry (Code) | Gas Pipeline (015) |
| Status | Closed |
| Lead Staff | Kuang Chu |
| Filed Date | 02/15/2008 |
| Effective Date | N/A |
| Summary | Northwest Natural is seeking an exemption from the provisions of WAC 480-93-100, relating to the operation of certain critical valves during regularly scheduled maintenance activities. |