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Middle Mamm Fire

Unit Information

White River National Forest
U.S. Forest Service
900 Grand Ave.
Glenwood Springs, CO 81602

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This incident is no longer being updated.

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The Middle Mamm Fire is burning in a remote, roadless area south of Rifle, Colorado.
Recent fire activity has been minimal; the fire is smoldering in interior pockets of unburned fuels. Increased smoke may be visible on sunny and windy days until the fire cools.

The area closure has been lifted, but the fire is still burning and hazards remain.

This page will no longer be updated. For information on the fire's activity and area access, please contact the Rifle Ranger District at (970)625-2173.

Basic Information

Current as of
Incident TypeWildfire
Date of OriginSunday July 28th, 2019 approx. 12:00 AM
Location11 miles south of Rifle, CO
Incident CommanderMike Ottosen, IC
Coordinates39.369 latitude, -107.788 longitude

Current Situation

Total Personnel14
Size1,235 Acres
Percent of Perimeter Contained40%
Fuels Involved

Timber (Litter and Understory)

Dormant Brush, Hardwood Slash

Bug kill timber with standing dead fuels and snags, steep terrain and difficult access, Fuel Model 10 and Fuel Model 6 dominate most of the fire area. Large stands of Gambel Oak and Mountain Mahogany moving into dormancy.

Significant Events

Minimal, smoldering


Planned Actions

Continue mop up and repair, patrol and monitor on the north and west sides of the fire. On the east side continue repair work, patrol and monitor fire. Utilize helicopter bucket work to support operations as appropriate.

Projected Incident Activity

12 hours: Potential for some low intensity surface spread on southern aspects.

24 hours: Drying trend continues, increased surface fire spread possible.

48 hours: Interior burning continues, no threats to containment lines.

After 72 hours: Seasonal fire behavior will continue until the next moisture event; possibly Saturday or Sunday.


An area closure is in effect of US Forest Service lands in the Middle Mamm drainage, Gant Gulch and part of Battlement Trail #2160.

Current Weather

Weather Concerns

Incident received more snow last night and this morning; scattered snow storms.