ISSUED: Wednesday, March 27, 2024       2:30 PM      Sherri Pugh

 

Coast Range

 

Zone 601 and 612

Units should be 1500 tons or less, spaced 3 miles apart, and 5 miles from downwind SSRAs.

 

Zone 602 and 603

Units should be 750 tons or less, spaced 3 miles apart, and 5 miles from downwind SSRAs.  North of T3N in Zone 602, use standard guidance matrix.   Units may be 900 tons or less, spaced 3 miles apart, south of the Siuslaw River in Zone 603.

 

Zone 615

Units should be 1500 tons or less, spaced 6 miles apart, and 8 miles from downwind SSRAs.

 

Zone 616 west of R8W

Units should be 1200 tons or less, spaced 6 miles apart, and 8 miles from downwind SSRAs.  Higher tonnage is possible south of T29S.  Call the forecaster.

 

Zone 616 east of R9W

Units should be 750 tons or less, spaced 6 miles apart, and 8 miles from downwind SSRAs.  Higher tonnage is possible south of T29S.  Call the forecaster.

 

Zone 618, 619, and 620

Use standard guidance matrix.   Ensure adequate distance from downwind SSRAs for smoke to dissipate.  South of T35S in Zone 620 units should be 750 tons or less, spaced 6 miles apart, and 8 miles from downwind SSRAs.

 

 

Cascades

 

All zones except zone 611

Use standard guidance matrix - see section 5 below.  Ensure adequate distance from downwind SSRAs for smoke to dissipate.  From T18S through T22S in Zone 608 units should be 1200 tons or less, spaced 3 miles apart.

 

Zone 611

Units should be 1500 tons or less, spaced 3 miles apart, and 5 miles from downwind SSRAs.

 

 

Siskiyous

 

Units should be 1200 tons or less, spaced 6 miles apart, and 8 miles from downwind SSRAs.