Spill Information
2010
High 12-Hour Average Daily TDG Levels:
Combined
Oregon
Washington
Percent Spill
Spill Caps
| April | 1 - | April | 30 |
 TDG Instance
Types
|
| May | 1 - | May | 31 |
TDG Instance
Types
|
| June | 1 - | June | 30 |
TDG Instance
Types
|
| July | 1 - | July | 31 |
TDG Instance
Types
|
| August | 1 - | August | 31 |
TDG Instance
Types
|
Prior Years' Spill Information:
2009
2008
2007
2006
2005
2004
2003