UPDATE 3 | 6/23/2020 | PM UPDATE

The BIG HORN FIRE started by lightning on June 5, 2020 around 2200 MT in the Catalina Mountains, northwest of Tucson, Arizona on the Coronado National Forest.

Fire Fact | There were 6 new wildfires in the last 24 hours. – NIFC

Photo Courtesy | Inciweb

A rugged landscape of desert hillside is the background for a picture of a very large airtanker dropping a large load of bright pink fire retardant.


  • 65,536 acres and is 33% contained
  • Fire is most active along the N/NE/SE sides
  • $19.9 Million cost-to-date expenses
  • 4 injuries, 3 with minor heat-related illnesses
  • Temperatures in the 60’s with poor humidity recovery tonight.
  • Terrain-driven winds, downslope later in the evening

Fire Progression Map | Credit | Bighorn Fire Info

No photo description available.


There are 988 personnel assigned along with 25 hand crews, 6 dozers, 80 engines, 19 water tenders and 10 helicopters.

Photo Credit | Pima County Sheriff’s Department



Incident Cooperators include:

  • Bighorn Fire Info
  • Mount Lemmon FD
  • Tucson FD (and Medics)
  • Pinal County (Public Health, Sheriff’s Office)
  • Pima County government
  • Three Points Fire District
  • Lemmon Fire District
  • CEDR Digital Corps
  • Red Cross
  • AZ Game and Fish Dept
  • Oracle FD
  • Northern Rockies Type 1 Incident Management Team 1

Photo Courtesy | Inciweb

Plume created by Bighorn Fire


Air Quality:  Pima County https://webcms.pima.gov/government/environmental_quality/air/air_monitoring/

Tempoary Flight Restriction:  There is a TFR above this fire incident.  There are no private drones allowed in/around or near this fire scene.  If they are found within the area, all air resources will be forced to land and a clean sweep of the airsprace before they are able to fly again.  #NoDronesInFireZones is the motto everyone who is a citizen should remember.

Pinal County:  

  • The Peppersauce Canyon area from Highjinks Rd. to Campo Bonito, formerly on “GO!” alert, has been downgraded to “SET.” Residents may now return to their homes.
  • The Rest of Oracle remains on “SET” alert.
  • The Pinal County Fairground is no longer accepting large animals for sheltering.

Photo Courtesy | Inciweb

Type 1 Helicopter refilling for more drops on Bighorn Fire.


Photo Credit | Pima County Sheriff’s Offic – Air Support UnitImage


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Fire Incident Hashtags | #AZwildfires #FireSeason2020 #BighornFire

(c) 2020 NW Fire Blog  – Updated 1840 PT