1st California Cavalry

== Regimental History and Service Record ==
Organized as a Battalion of 5 Companies at Camp Merchant, near Oakland, California., and mustered in as follows: Co. "A," August 16; Co. "B," October 31; Co. "C," October 31; Co. "D," September 9, and Co. "E," August 15, 1861. 7 new Companies organized and mustered in as follows: Co. "F," December 15; Co. "G," June 13; Co. "H," December 31; Co. "I," November 12; Co. "K," May 16; Co. "L," August 15, and Co. "M," May 16, 1863.
SERVICE.-- Companies "A," "B," "C," "D," "E" moved to Southern California and duty at Los Angeles (3 Cos.) and at San Bernardino (2 Cos.) until March, 1862. Pursuit and capture of Showalter's party at Warner's Ranch, near San Jose Valley, November 20-29, 1861 (Detachment). Attached to Carlton's California Column, organized for an Expedition to recapture the Forts and Posts in Arizona and New Mexico, March, 1862. March to Stanwix Rancho, Arizona, March 1-16. Carlton's Expedition through Arizona to Northwest Texas and Indian Territory April 8-September 20. Led advance guard of the Column on its march across the Yuma and Colorado Deserts to the Rio Grande River. 
* March to Picacho Pass April 8-15. 
* April 15, 1862 - Affair at Picacho Pass, Arizona Territory
March to Pimos Villages April 16-24. Expedition to Kenyon Station April 26-29. Duty at Pimos Villages until May 15. March to Tucson May 15-20. Occupation of Tucson May 20. Reoccupation of Fort Breckenridge, afterwards Fort Stanford, at Junction of the Gila and San Pedro Rivers, May 24, and duty there until June 17. Moved to Tucson, thence to Fort Thorne, Arizona, on the Rio Grande River, June 21-July 6. Reoccupation of Fort Thorne July 6. Expedition for the reoccupation of Mesilla, Fort Fillmore and Fort Bliss July 15-19. At Las Cruces until August 16. Expedition to Fort Bliss and Fort Quitman August 16-22. At Camp Johnson, Texas, until October. 
* September 21, 1862 - Affair at San Pedro Crossing, Arizona Territory
* At Mesilla, Arizona, until January, 1863. 
* Expedition against Apache Indians November 15-December 31, 1862. 
* White Mountains November 15. 
* At Fort West, Dept. of New Mexico, until September, 1863. 
* March 27, 1863 - Skirmish at Rio Bonito, New Mexico Territory (Companies A/B/L)
* April 25, 1863 - Skirmish at Fort Bowie, Arizona Territory (Detachment) 
* August 20-December 16, 1863 - Operations against Navajo Indians in New Mexico Territory
* August 22, 1863 - Affair at San Pedro Crossing, Arizona Territory
* August 27, 1863 - Skirmish at Fort Bowie, Arizona Territory (Company E)
* Duty at Las Cruces, N. Mex., until December, 1863. 
* Companies scattered at various points and Posts in Districts of Arizona and California and Depts. of New Mexico and the Pacific until September, 1866. 
** COMPANY A
** April 7, 1864 - Skirmish near Presidio del Norte, Mexico (Company A)Not originally listed on unit homepage
** April 15, 1864 - Skirmish near Presidio del Norte, Mexico (Company A)Not originally listed on unit homepage
** May 4, 1864 - Skirmish at Spencer's Ranch, New Mexico Territory (Company C)Originally listed May 15 on unit profile
* Skirmish at Oregon Mountains, Ore., January 28, 1864 (Co. "D"). 
* April 7, 1864 - Skirmish at the foot of Sierra Bonito, New Mexico Territory (detachment Company C)
* May 4, 1864 - Skirmish at Doubtful Canyon, New Mexico TerritoryNot originally listed on Dyer summary (Company I)
* May 6-August 2, 1864 - Expedition from Fort Craig, New Mexico Territory to Fort Goodwin, Arizona Territory
* May 25-July 13, 1864 - Expedition to the Gila River, Arizona Territory (Companies C/F/L)
* July 6-24, 1864 - Scout in Southeastern Arizona Territory (Company C)
* Croton Springs, Arizona, July 14 (Co. "L"). 
* July 18-August 17, 1864- Expedition to the Pinal Mountains, Arizona Territory (Company E)
* Company "I" at Fort Goodwin, Arizona, July, 1864, to November, 1865, and at Fort McDowell until April, 1866. 
* July 23-October 10, 1864 - Expedition to Southwestern New Mexico Territory (Company C)
* October 1-November 27, 1864 - Expedition from Fort Craig, New Mexico Territory to Fort Goodwin, Arizona Territory (Detachment)
* November 25, 1864 - Engagement at Adobe Fort, New Mexico Territory (Companies B/K/M)
* February 17, 1865 - Skirmish at Fort Buchanan, New Mexico Territory
* May 10-19, 1865 - Scout from Fort Sumner, New Mexico Territory (Detachment)
* June 13-17, 1865 - Scout from Camp Nichols, New Mexico Territory (Company F)
** June 14, 1865 - Action on the Santa Fe Road, New Mexico Territory (Company F)
* June 15-22, 1865 - Scout from Fort Sumner, New Mexico Territory (Detachment)
* June 26-July 6, 1865 - Expedition from Fort Bowie to Gila River, Arizona Territory (Companies F/L/M)
** July 3, 1865 - Skirmish at Cottonwood Creek, Arizona Territory (Companies F/L/M)
** July 4, 1865 - Skirmish at Cavalry Cañon, Arizona Territory (Companies F/L/M)
* Sacramento Mountains, N. Mex., July 1 (Cos. "G" and "H"). 
* July 10-21, 1865 - Expedition from Fort Bowie to Maricopa Wells, Arizona Territory
La Monica Springs, N. Mex., September 4, 1865 (Cos. "G" and "H"). Company "L" stationed at Camp Union, Cali., October, 1863, to January, 1864; Drum Barracks, Cali., February and March, 1864; Riventon, Arizona, April and May, 1864; Tubac, Arizona, to June, 1865; Fort Bowie, Arizona, to February, 1866; Fort McDowell, February, 1866. 
* March 6-October 19, 1866 - Regiment mustered out of federal service
== Regimental Roster ==
 
 
 Field and Staff Officers
 
 
 Regimental Band
 
 
 Company A
 
 
 Company B
 
 
 Company C
 
 
 Company D
 
 
 Company E
 
 
 Company F
 
 
 Company G
 
 
 Company H
 
 
 Company I
 
 
 Company K
 
 
 Unassigned
 
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== Regiment Statistical Information ==
== Legacy ==
== Notes ==
== Sources == 
* (Pages 984, 988, 989, 991, 1000)
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