Biosolids program contacts

For general questions about biosolids or the statewide program, speak with someone in our headquarters office.

If you are an operator looking for information or help with permit fees or your annual report, contact our headquarters office.

For questions about a facility permit or a land-application site, including complaints, status, technical requirements, the application process, and opportunities for public comment, contact our region staff.


Statewide policy, technical issues, and agency inquiries

Emily Kijowski
State biosolids coordinator
emily.kijowski@ecy.wa.gov
360-789-6592

Permit fees and invoices

Torrie Shaul
Biosolids technical specialist
torrie.shaul@ecy.wa.gov
360-789-3831

Region offices

Contact your region office for information about specific facilities, and permit conditions.

Eastern Region

Mounia Sassi
Eastern Region biosolids program coordinator
mounia.sassi@ecy.wa.gov
509-220-3166
Biosolids and septage permits for these counties:

  • Grant
  • Ferry
  • Lincoln
  • Pend Oreille
  • Spokane
  • Stevens

Terri Costello
Eastern Region biosolids program coordinator
terri.costello@ecy.wa.gov
509-570-8097
Biosolids and septage permits for these counties:

  • Adams
  • Asotin
  • Columbia
  • Garfield
  • Franklin
  • Walla Walla
  • Whitman

Central Region

Ruby Irving-Hewey
Central Region biosolids program coordinator
ruby.irving-hewey@ecy.wa.gov
509-379-4737
Biosolids (non-septage) permits in the Central Region

Canming Xiao
Central Region biosolids program coordinator
canming.xiao@ecy.wa.gov
509-571-3542
Septage permits for these counties:

  • Benton
  • Kittitas
  • Klickitat
  • Yakima

Terri Costello
Eastern Region biosolids program coordinator
terri.costello@ecy.wa.gov
509-570-8097
Septage permits for these counties:

  • Chelan
  • Douglas
  • Okanogan

Northwest Region

Amber Corfman
Northwest Region biosolids program coordinator
amber.corfman@ecy.wa.gov
360-918-4786
Biosolids and septage permits in the Northwest Region

Southwest region

Shawnté Greenway
Southwest Region biosolids program coordinator
shawnte.greenway@ecy.wa.gov
360-522-0505
Biosolids and septage permits in the Southwest Region

Eddie Simons
Southwest Region biosolids program coordinator
eddie.simons@ecy.wa.gov
360-763-2871
Biosolids and septage permits in the Southwest Region