|
Form
|
|
(Filer)
|
Received
(
Period
)
|
| 4 |
 |
NORTHWEST NATURAL GAS CO (KIRKPATRICK MARGARET D) |
11/17/09 (11/13/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(DODSON MARK S) |
11/12/09 (11/09/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(ANDERSON DAVID HUGO) |
11/06/09 (11/04/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(CARTER JOHN D) |
11/06/09 (11/04/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(BOYLE TIMOTHY P) |
11/06/09 (11/04/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(PUENTES GEORGE J) |
11/06/09 (11/04/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(PEVERETT JANE L) |
11/06/09 (11/04/09) |
| 10-Q |
|
NORTHWEST NATURAL GAS CO |
11/05/09 (09/30/09) |
| 8-K |
|
NORTHWEST NATURAL GAS CO |
11/03/09 (09/30/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(DODSON MARK S) |
08/24/09 (08/21/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(DOOLITTLE LEA ANNE) |
08/21/09 (08/19/09) |
| 4/A |
|
NORTHWEST NATURAL GAS CO(DODSON MARK S) |
08/11/09 (07/01/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(ANDERSON DAVID HUGO) |
08/07/09 (08/05/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(BOYLE TIMOTHY P) |
08/07/09 (08/05/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(CARTER JOHN D) |
08/07/09 (08/05/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(PEVERETT JANE L) |
08/07/09 (08/05/09) |
| 4 |
|
NORTHWEST NATURAL GAS CO(PUENTES GEORGE J) |
08/07/09 (08/05/09) |
| 10-Q |
|
NORTHWEST NATURAL GAS CO |
08/06/09 (06/30/09) |
| 8-K |
|
NORTHWEST NATURAL GAS CO |
08/04/09 (08/04/09) |
| 424B2 |
|
NORTHWEST NATURAL GAS CO |
07/07/09 |