MP18 Fire
Active
Humboldt County, California · Discovered August 7, 2026
Source: NIFC/IRWIN (interagency) · Last upstream update 9 days ago · Perimeter mapped 9 days ago (NIFC WFIGS) · Official incident page
MP18 Fire
The MP18 Fire fire has burned 7,599 acres in Humboldt County, California. Crews have fully contained the fire. It has shown no measurable growth in the last 24 hours. Wind at the fire is blowing 4 mph toward the N, with gusts to 5 mph. Air quality near the fire is good (AQI 40). 299 personnel are assigned to the incident.
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Incident timeline
Generated automatically from official feeds the moment they change: size, containment, evacuation zones, aircraft, and incident team updates.
Fire reported 100% contained
9 days ago · September 17, 2026Containment rose to 98%
18 days ago · September 8, 2026New perimeter mapped at 7,601 acres (national perimeter feed)
18 days ago · September 8, 2026Containment rose to 91%
32 days ago · August 25, 2026Containment rose to 71%
36 days ago · August 21, 2026Grew 288 acres in 24 hours to 7,582 acres
36 days ago · August 21, 2026Containment rose to 44%
37 days ago · August 20, 2026Grew 147 acres in 24 hours to 7,294 acres
37 days ago · August 20, 2026Containment rose to 26%
38 days ago · August 19, 2026Grew 233 acres in 24 hours to 7,147 acres
38 days ago · August 19, 2026Grew 637 acres in 8 hours to 6,914 acres
39 days ago · August 18, 2026Containment rose to 19%
39 days ago · August 17, 2026Grew 628 acres in 40 hours to 6,277 acres
39 days ago · August 17, 2026Containment rose to 14%
41 days ago · August 16, 2026Grew 1,044 acres in 47 hours to 5,649 acres
41 days ago · August 16, 2026Containment dropped to 5% (from 10%)
43 days ago · August 14, 2026Grew 992 acres in 24 hours to 4,605 acres
43 days ago · August 14, 2026Grew 1,506 acres in 25 hours to 3,613 acres
44 days ago · August 13, 2026Grew 544 acres in 11 hours to 2,107 acres
45 days ago · August 12, 2026Fire first reported in official feeds at 1,563 acres
46 days ago · August 11, 2026
Raw growth & containment readings
| Recorded | Size | Contained |
|---|---|---|
| 9/17/2026, 12:41:43 AM | 7,599 acres | 100% |
| 9/9/2026, 1:01:27 AM | 7,599 acres | 98% |
| 9/8/2026, 12:56:11 AM | 7,601 acres | 98% |
| 8/31/2026, 12:46:44 AM | 7,601 acres | 95% |
| 8/29/2026, 12:34:08 AM | 7,601 acres | 94% |
| 8/28/2026, 12:45:13 AM | 7,601 acres | 93% |
| 8/27/2026, 12:34:24 AM | 7,601 acres | 92% |
| 8/25/2026, 12:44:07 AM | 7,601 acres | 91% |
| 8/21/2026, 10:46:44 PM | 7,610 acres | 74% |
| 8/21/2026, 1:18:53 AM | 7,582 acres | 71% |
| 8/21/2026, 1:13:53 AM | 7,294 acres | 44% |
| 8/21/2026, 1:08:53 AM | 7,582 acres | 71% |
| 8/20/2026, 1:09:17 AM | 7,294 acres | 44% |
| 8/19/2026, 12:45:22 AM | 7,147 acres | 26% |
| 8/18/2026, 12:54:15 AM | 6,914 acres | 19% |
| 8/17/2026, 4:26:42 PM | 6,277 acres | 19% |
| 8/16/2026, 12:16:32 AM | 5,649 acres | 14% |
| 8/15/2026, 1:03:57 AM | 4,655 acres | 5% |
| 8/14/2026, 1:08:08 AM | 4,605 acres | 5% |
| 8/13/2026, 1:32:03 AM | 3,613 acres | 6% |
Recorded by Fire Nearby each time upstream data changes.
About this data
Fire Nearby aggregates official incident data and shows exactly when each value was last updated. For evacuation decisions, always follow instructions from local emergency officials and check county emergency management channels.