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Active fire incident · Okanogan County, WA

Sinlahekin Fire

Sinlahekin Fire listed by WFIGS in Okanogan County at 166,018 acres.

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Reported size 166,018 acres
Containment 76%
Personnel 895
Discovered Jul 26, 2026 2:12 PM PDT
Source updated Sep 9, 2026 4:11 PM PDT
Watch Duty incident updated Sep 10, 2026 6:19 AM PDT
Watch Duty reported size 166,018 acres
Watch Duty containment 76%
Location 1 Miles W from Tonasket, WA
Cause Undetermined
Lead agency DNR
Incident identifier 2026-WANES-001791

Incident updates

Official incident bulletins

Published by the Northwest Interagency Coordination Center. Original reports and maps are available below.

Bulletins checked Sep 10, 2026 6:32 AM PDT.

9/9/2026 Sinlahekin Fire Update · Sep 9, 2026 7:53 AM PDT

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9/8/2026 Sinlahekin Fire Update · Sep 8, 2026 9:12 AM PDT

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9/7/2026 Sinlahekin Fire Update · Sep 7, 2026 7:28 AM PDT

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9/6/2026 Sinlahekin Fire Update · Sep 6, 2026 9:40 AM PDT

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9/5/2026 Sinlahekin Fire Update · Sep 5, 2026 9:11 AM PDT

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9/4/2026 Sinlahekin Fire Update · Sep 4, 2026 9:10 AM PDT

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9/3/2026 Sinlahekin Fire Update · Sep 3, 2026 8:11 AM PDT

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9/2/2026 Sinlahekin Fire Update · Sep 2, 2026 8:03 AM PDT

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9/1/2026 Sinlahekin Fire Update · Sep 1, 2026 7:26 AM PDT

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8/31/2026 Sinlahekin Fire Update · Aug 31, 2026 8:11 AM PDT

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8/30/2026 Sinlahekin Fire Update · Aug 30, 2026 10:36 AM PDT

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8/29/2026 Sinlahekin Fire Update · Aug 29, 2026 9:45 AM PDT

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8/28/2026 Sinlahekin Fire Update · Aug 28, 2026 10:13 AM PDT

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8/27/2026 Sinlahekin Fire Update · Aug 27, 2026 10:49 AM PDT

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Watch Duty report history

Each entry opens the individual report on Watch Duty. Checked Sep 10, 2026 6:32 AM PDT.

  1. Fire size and containment report
  2. Fire size and containment report
  3. Incident report
  4. Fire activity and operations report
  5. Incident report
  6. Operations video update
  7. Fire activity and operations report
  8. Fire size and containment report
  9. Fire size and containment report
  10. Fire size and containment report
  11. Operations video update
  12. Fire activity and operations report
  13. Fire size and containment report
  14. Operations video update
  15. Fire activity and operations report
  16. Fire size and containment report
  17. Operations video update
  18. Fire size and containment report
  19. Fire size and containment report
  20. Evacuation report
  21. Operations video update
  22. Fire activity and operations report
  23. Fire size and containment report
  24. Incident report
  25. Fire activity and operations report
  26. Fire size and containment report
  27. Fire activity and operations report
  28. Evacuation report
  29. Operations video update
  30. Fire activity and operations report
Incident location

Interactive Map

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Incident report

Current Details

Reported size: 166,018 acres.
Containment: 76%.
Discovered: Jul 26, 2026 2:12 PM PDT.
Updated: Sep 9, 2026 4:11 PM PDT.
Description: 1 Miles W from Tonasket, WA.
Jurisdiction: DNR.
Protecting agency: DNR.
Dispatch center: WANEC.
Fire cause: Undetermined.
Fire behavior: Minimal.
Personnel: 895.
Watch Duty incident updated: Sep 10, 2026 6:19 AM PDT.
Watch Duty reported size: 166,018 acres.
Watch Duty containment: 76%.
Verify before acting Fire conditions change quickly. Use the official map and Watch Duty links above, and follow county emergency-management or law-enforcement instructions.
All Available Fire Data75 source fields shown in readable form
OBJECTID
579390
Source OID
43304507
ADSPermission State
ICS209
Created By System
wildcade
Incident Size
166,018
Discovery Acres
10
Dispatch Center ID
WANEC
Estimated Cost To Date
122,500,000
Fire Behavior General
Minimal
Fire Behavior General1
Smoldering
Fire Behavior General2
Torching
Fire Behavior General3
Smoldering
Fire Cause
Undetermined
Fire Code
SV7G
Fire Discovery Date Time
Jul 26, 2026 2:12 PM PDT
Fire Strategy Confine Percent
0
Fire Strategy Full Supp Percent
100
Fire Strategy Monitor Percent
0
Fire Strategy Point Zone Percent
0
FSJob Code
PN
FSOverride Code
1542
GACC
NWCC
ICS209 Report Date Time
Sep 9, 2026 4:11 PM PDT
ICS209 Report For Time Period From
Sep 8, 2026 4:00 PM PDT
ICS209 Report For Time Period To
Sep 9, 2026 2:00 PM PDT
ICS209 Report Status
U
Incident Management Organization
Complex Incident Management Team
Incident Name
SINLAHEKIN
Incident Short Description
1 Miles W from Tonasket, WA
Incident Type Category
WF
Incident Type Kind
FI
Initial Latitude
48.6922
Initial Longitude
-119.7137
Irwin ID
{78D35D3B-F791-4961-AE36-C6D1A4DFF5A0}
Is Fire Code Requested
0
Is FSAssisted
1
Is Multi Jurisdictional
1
Is Reimbursable
1
Is Trespass
0
Is Unified Command
0
Local Incident Identifier
001791
Modified By System
ics209
Percent Contained
76
Percent Perimeter To Be Contained
100
POOCity
Tonasket
POOCounty
Okanogan
POODispatch Center ID
WANEC
POOFips
53047
POOJurisdictional Agency
DNR
POOJurisdictional Unit
WANES
POOLandowner Category
State
POOLandowner Kind
State
POOLegal Desc Principal Meridian
Willamette
POOLegal Desc Range
25
POOLegal Desc Section
20
POOLegal Desc Township
37
POOPredictive Service Area ID
NW08
POOProtecting Agency
DNR
POOProtecting Unit
WANES
POOState
US-WA
Primary Fuel Model
Short Grass (1 foot)
Secondary Fuel Model
Hardwood Litter
Total Incident Personnel
895
Unique Fire Identifier
2026-WANES-001791
WFDSSDecision Status
Approved Decision
Estimated Final Cost
150,000,000
Organizational Assessment
Type 3 Team
Strategic Decision Publish Date
Sep 9, 2026 1:43 PM PDT
Created On Date Time Dt
Jul 26, 2026 2:21 PM PDT
Modified On Date Time Dt
Sep 9, 2026 4:11 PM PDT
Active Fire Candidate
1
Is Cpx Child
0
Source Global ID
{56B6B56B-52EC-480A-8376-1DC49326ACFF}
Global ID
4dd7c305-89bf-457c-a9ba-c510b0a2975a
Incident Complexity Level
Type 1 Incident