Spray Information and FPAs for Sky Valley Watershed

Starting July 19, 2021 for Snohomish, Skagit and Whatcom Counties: DNR Contract # 1941, Site Prep Ground Herbicide and Maps

You can send your comments to the Northwest Region office of DNR (Department of Natural Resources) northwest.region@dnr.wa.gov and also to a permittee during 14 days of review process or after, and also to other officials. See more information in Resources. Please see a list of possible concerns and more information at FPA page.

Forest Practice Application (FPA) for aerial pesticide spraying is valid for 3 years. Spraying can take place any time during those 3 years from the date of approval and may occur multiple times. Ground applications do not require permits or notifications.

Among multiple spray ingredients, the most popular of them are Glyphosate, Imazapyr, Atrazine, and 2,4-D.

Summary of DNR Silviculture Contracts has information for ground pesticide spraying by DNR.

SVENA Chemical Spraying page

What to do before, during and after toxic aerial spraying


2021 active aerial spray applications for the Skykomish River Valley watershed and map:

Weyerhaeuser: 2818091


2020 active aerial spray applications for the Skykomish River Valley watershed and map:

Sierra Pacific Industries (SPI): 2817507, 2817508, 2817509


2019 active aerial spray applications for the Skykomish River Valley watershed and map:

Weyerhaeuser: 2816934 95 ac (Gold Bar area), 2817089 40 ac (Gold Bar area), 2817091 94.9 ac (Gold Bar area)

Sierra Pacific Industries (SPI): 2817035 10 ac (Sultan area), 2817036 80 ac (Sultan-Gold Bar area), 2817037 60 ac (Sultan-Gold Bar area)

WB Foresters: 2817139 76 ac (Sultan area)


2018 active aerial spray applications for the Skykomish River Valley watershed:

EXPIRED Weyerhaeuser: 2816567 94.7 ac (Gold Bar area)

EXPIRED Sierra Pacific Industries (SPI): 2816517 46 acres (Sultan area, approved by DNR 8-31-2018, expires 8-31-2021)

EXPIRED Sierra Pacific Industries (SPI): 2816509 63 acres (Gold Bar area, approved by DNR 8-16-2018, expires 8-16-2021)

EXPIRED Weyerhaeuser: 2816330 146 acres (including 70 acres in the Gold Bar area, approved by DNR 4-27-2018, expires 4-27-2021)


2017 aerial spray applications for the Skykomish River Valley watershed:

EXPIRED Weyerhaeuser: 2815918 (Gold Bar area, approved by DNR 8-17-2017, expires 8-17-2020)

EXPIRED Sierra Pacific Industries (SPI): 2815962 , 2815963 (Gold Bar area); 2815964, 2815965, (Sultan area), 2815966 (Monroe area)


2016 aerial spray applications for the Skykomish River Valley watershed:

EXPIRED Campbell Global / Springboard Wallace Falls: 2815371 (Sultan and Gold Bar area, approved by DNR 9-20-2016, expires 9-20-2019)

EXPIRED Weyerhaeuser: 2815270 (Gold Bar area, approved by DNR 8-18-2016, expires 8-18-2019)


2015 aerial spray applications for the Skykomish River Valley watershed:

EXPIRED Campbell Global / Springboard Wallace Falls: 2814793 (Sultan and Gold Bar area, approved by DNR 9-15-2015, expires 9-15-2018)

EXPIRED Weyerhaeuser: 2814707 (approved by DNR 8-20-2015, expires 8-20-2018)

EXPIRED Springboard Wallace Falls: 2814705 by / Campbell Global (approved by DNR 8-19-2015, expires 8-19-2018)