What is being proposed for Lake Sammamish?

King County requests adding a new treatment area to its existing aquatic pesticide permit WAG994075 for Lake Sammamish.

How do I submit comments on the permit modification?

Email aquaticpesticideperm@ecy.wa.gov or mail comments to the Aquatic Pesticide Permit Manager at PO Box 47696, Olympia, WA 98504-7696 within 30 days.

Who can submit comments to the Department of Ecology?

Any person may submit written comments or notify the Department of their interest within the 30-day comment period.

Public Hearing — 201 S Jackson St, Seattle, WA

Official courthouse record · Indexed in NoticeRegistry archive · AI-enriched for research

Affects:General PublicGovernment AgenciesProperty Buyers

King County seeks to modify its Aquatic Plant and Algae Management General Permit to add a new treatment area on Lake Sammamish. The Department of Ecology is accepting written public comments for thirty days from the last publication date.

Key Takeaways

30-day comment period from last publication date
Permit WAG994075 proposed to expand to a new treatment area
Comments go to Ecology's Aquatic Pesticide Permit Manager
Submit by email or mail to the Department of Ecology

Published: May 9, 2026 · 1 week ago
Category: Public Hearing
City: Issaquah
Address: 201 S Jackson St, Seattle, WA

Research context

6 public hearing notices in Issaquah (last 12 months)

What to do next

1
Mark the comment deadline
Calculate 30 days from the notice's last publication date and submit written comments by that date.
2
Send written comments
Email aquaticpesticideperm@ecy.wa.gov or mail to Aquatic Pesticide Permit Manager, PO Box 47696, Olympia, WA 98504-7696.
3
Contact King County for details
Reach King County Water and Land Resources Division, ATTN: Avery Bowron at 201 S Jackson St, Suite 6300, Seattle, WA 98104 for project specifics.

Frequently asked questions

What is being proposed for Lake Sammamish?: King County requests adding a new treatment area to its existing aquatic pesticide permit WAG994075 for Lake Sammamish.
How do I submit comments on the permit modification?: Email aquaticpesticideperm@ecy.wa.gov or mail comments to the Aquatic Pesticide Permit Manager at PO Box 47696, Olympia, WA 98504-7696 within 30 days.
Who can submit comments to the Department of Ecology?: Any person may submit written comments or notify the Department of their interest within the 30-day comment period.

The suggestions and answers above are AI-generated for general information only. They can be wrong, and we don't take responsibility for their accuracy. Talk to a qualified professional before acting on them.

Legal terms in this notice

General Permit: A permit that covers a category of similar activities without individually processing each applicant.
Permit modification: A change to an existing permit's scope, conditions, or coverage area.

Full Notice Text

King County Water and Land Resources Division, ATTN: Avery Bowron, 201 S Jackson St, Suite 6300, Seattle, WA 98104, is seeking modification of coverage under the Washington Department of Ecology Aquatic Plant and Algae Management General Permit for the waterbody known as Lake Sammamish located in Issaquah.
 
Activities requiring permit modification include expanding existing permit coverage (WAG994075) to include a new treatment area.
 
Any person desiring to present their views to the Department of Ecology regarding this application may do so in writing within thirty days of the last date of publication of this notice. Comments shall be submitted to the Department of Ecology. Any person interested in the Department's action on this application may notify the Department of their interest within thirty days of the last date of publication of this notice. Comments may be emailed to aquaticpesticideperm@ecy.wa.gov or mailed to:
 
Washington Dept of Ecology
Water Quality Program
ATTN: Aquatic Pesticide 
Permit Manager
PO Box 47696 Olympia, WA 98504-7696