1st REGIMENT INFANTRY.

Organized at large August to October, 1861. Company "K" organized February 12, 1862. Attached to Depts. of the Pacific and New Mexico.

SERVICE.--In camp at Oakland till October, 1861, and near Los Angeles, Cali., till December, 1861. Pursuit and capture of Showalter's party at Warner's Ranch, San Jose Valley, November 20-29, 1861 (Cos. "F" and "G"). Moved to Fort Yuma December, 1861, and duty there till April, 1862 (Cos. "B," "D," "F," "H" and "I"). Company "D" at San Diego. Companies "A" and "C" at Camp Latham. Carleton's Expedition from Southern California through Arizona to Northwest Texas and New Mexico April-10-September 20, 1862. March from Fort Yuma to Pinos Villages, thence to Tucson, April 10-May 20. Expedition up the Gila River and engagement at Pechecho Pass April 15 (Co. "I"). March from Tucson, Ariz., across Desert to the Rio Grande River July 20-August 15. At La Mesilla till December 25. Moved to Fort Craig December 25-30. Duty by detachments at posts in New Mexico and Arizona, Las Cruces, Los Pinos, Franklin, Texas; Forts West, Craig, Selden, Union, Cummings, McRae, Whipple and Sumner, and operating against Indians in the Districts of New Mexico, Arizona and Utah, till October, 1866. Skirmish at Pinos Altas Mines January 29, 1863 (1 Co.). Company "G" at Camp Wright, Cali., January 1 to March 9, 1862. Moved to Fort Yuma and duty there till July 19. Moved to Tucson, Ariz., and duty there till December 2. At Messilla till April 20, 1863. At Franklin, Texas, till June 26. March to Fort McRae June 26-July 3. Rio de los Animos July 19. Expedition to Alamcito Mountains against Indians August 9-20, 1863. Expedition to Jornado del Muerta August 9-20, 1863. Expedition to Jornado del Muerta August 26-29. Operations against Navajo Indians August 20-December 16, 1863. Scout from Fort Wingate to Ojo Redendo September 15-October 5 (2 Cos.). Expedition against Indians in New Mexico November 5-15 and December 5-7, 1863. Scout in Southeastern Arizona July 6-24, 1864 (Co. "D"). Expedition from Fort Union August 4-September 15 (Detachment). Affair, San Andreas Mountains, August 12 (Detachment). Scout in Cimarron River, Northeast N. Mex., September 18-October 5. Engagement with Indians at Adobe Fort, on Canadian River, N. Mex., November 25 (Cos. "A" and "K"). Scout from Fort Cummings April 28-May 13, 1865 (Co. "G"). Duty in Districts of New Mexico, Arizona and Utah till October, 1866. Mustered out October 21, 1866.

1st BATTALION MOUNTAINEERS.

Organized at large May 30, 1863, to March 16, 1864, for special service in Humboldt County. Attached to Humboldt District, Dept. of the Pacific.

SERVICE.--Company "A"--Ordered to Fort Humboldt June, 1863. Stationed at Fort Humboldt, Fort Bager and Camps Curtis and Iaquia. Skirmish, Redwood Creek, February 29, 1864. Redwood Mountains March 1. Kneeland's Prairie May 1. Operations in Humboldt District till June, 1865.

Company "B"--Ordered to Fort Gaston. Duty there and at Camps Anderson and Curtis till June, 1865. Skirmish at Oak Camp June 6, 1863. Thomas' Ranch November 12. Trinity River November 13. Willow Creek November 17. Near Fort Gaston December 25-26. Skirmish near Boynton's Prairie May 6, 1864.

Scout from Camp Anderson to Bald Mountain August 8-12.

Company "C"--Ordered to Fort Gaston June, 1863. Duty there operating against Indians in Humboldt District till June, 1865. Redwood Creek July 9 and 11, 1863. Thomas' Ranch November 11. Trinity River November 13. Near Fort Gaston December 25-26. Thomas House, on Trinity River, May 27, 1864. Operations in Trinity Valley September 1-December 3, 1864. Company "D"--Duty at Fort Gaston till June, 1865. Company "E"--Duty at Camp Grant till June, 1865. Skirmish at Grouse Creek May 23, 1864. Matole May 26. Big Flat May 28. Expedition to North Fork Eel River September 1-29.

Battalion mustered out June 14, 1865.

2nd REGIMENT INFANTRY,

Organized at San Francisco and Carson City September 2, 1861, to December 30, 1862. Attached to Dept. of the Pacific.

SERVICE.--Companies "A," "B," "C," "D" and "E" ordered to District of Oregon October 17, 1861. Company "A"--At Fort Dalles, Ore., till March, 1862. At Fork Vancouver till May, 1862. At Fort Humboldt, Camp Lyon and Camp Wright till June, 1863. Skirmishes at Eel River March 21 and 24, Ordered to Benicia Barracks June 27, thence to Old Fort Miller August 11, and duty there till December, 1864. At Presidio till muster out.

Company "B"--At Fort Hoskins till March, 1862. At Fort Dalles till June, 1862. Ordered to Fort Vancouver June 27, thence to Fort Humboldt July, and duty there till June, 1863. Ordered to Benicia Barracks June 11, 1863, and duty there till December. Moved to Fort Tejon, Cali., and duty there till September, 1864. Ordered to San Francisco and duty at the Presidio till muster out.

Company "C"--At Fort Colville, Washington Territory, till June, 1862. Ordered to Humboldt District, Cali., and duty there till September, 1864. Ordered to San Francisco and duty at the Presidio till muster out.

Company "D"--At Fort Colville, Washington Territory, till June, 1862. Ordered to Humboldt District, Cali., and duty at Fort Bragg till December, 1863. Expedition to Keytesville April 12-24, 1863. Ordered to Camp Babbitt December, 1863. Operations in Humboldt District February 1 to June 30, 1864. Skirmish, Red Mountain, near Blue Rock Station, March 17. Eel River March 19. Bald Spring Canon March 22. On Eel River March 27. Big Bend, Eel River, April 28. Shelter Cove May 9. Ordered to San Francisco December, 1864, and duty at the Presidio till muster out.

Company "E"--At Fort Vancouver till May, 1862. At Fort Humboldt till December, 1862. Skirmish at Mad River May 14, 1862. Daly's Farm, Mad River, near Arcate, June 6-7, 1862. Mattole Valley June 7, 1862. Fawn Prairie, near Liscombe Hill, June 8, 1862. At Camp Curtis December, 1862, to June, 1863. Ordered to Benicia Barracks and duty there till December. Ordered to Humboldt District December, 1863, and duty there till December, 1864. Ordered to San Francisco and duty at the Presidio till muster out.

Company "F"--At San Francisco till December, 1861. Ordered to Fort Humboldt. Duty there and at Camps Anderson and Wright till June, 1865. Attack on Whitney's Ranch July 28, 1862. Alber's Ranch January 29. Crogan's Ranch May 7, 1862. Skirmish at Redwood September 8, 1862. Operations in Humboldt District March 10-July 10, 1863, and February 1-June 30, 1864. Expedition from Camp Wright to Williams Valley April 7-11, 1863. Skirmish, Williams Valley, April 9. Ordered to San Francisco June, 1865, and duty at the Presidio till muster out.

Company "G"--At Camp Lincoln, Humboldt District, till May, 1863. Ordered to Benicia Barracks May 30, 1863. Duty there and in San Francisco till muster out.

Company "H"--At Santa Barbara till April, 1862. Moved to San Francisco, thence to Forts Humboldt and Gaston April 20. To Fort Humboldt July, 1862, and duty there till June, 1863. Ordered to Benicia Barracks June 11, and duty there till December. Duty in Humboldt District till December, 1864, and at Presidio, San Francisco, till muster out.

Company "I"--At Santa Barbara till April, 1862. Moved to San Francisco, thence to Fort Humboldt and to Fort Gaston April 20, 1862. Duty there till June; 1863. Skirmish at Fort Gaston August 6. Affair at Little River August 23, 1862. At Fort Humboldt and in Humboldt District till December, 1864. At Presidio, San Francisco, till muster out.

Company "K"--- Ordered to Fort Humboldt December, 1861, thence to Fort Lyon and Fort Gaston, and duty there till June, 1863. Action, Weaversville Crossing, Mad River, July 2, 1862. Near Oak Camp April 30, 1863. Moved to Benicia Barracks June, 1863, thence to Chico, Cali., August 11. At Fort Miller till December, 1864. At Benicia Barracks, San Francisco, till muster out. Skirmishes at Yreka Road, near Fort Crook, September 21, 1862 (Detachment). Simmons' Ranch, near Hydesville, October 21, 1862 (Detachment). Scout from Fort Crook to Honey Lake Valley November 3-29, 1862 (Detachment).

Regiment mustered out July 2, 1866.

3rd REGIMENT INFANTRY.

Organized at Stockton and Benicia Barracks September 15 to December 3, 1861. Attached to Districts of California and Utah, Dept. of the Pacific. Duty at Benicia Barracks till July, 1862. Company "A"--At Fort Terwah and Fort Baker, Humboldt District, operating against Indians, October, 1861, to August, 1862. Ordered to San Francisco August 23, thence to Stockton and to Camp Union, Sacramento, November 17. To Fort Churchill and duty there till October, 1863. Ordered to Camp Douglass, Utah, and rejoin Regiment.

Company "B"--at Fort Bragg, Humboldt District, operating against Indians, October, 1861, to August, 1862. Ordered to San Francisco August 23, thence to Stockton, and to Camp Union, Sacramento, November 17, and duty there till June, 1863. Ordered to Camp Douglass, Utah, and rejoin Regiment.

Company "D"--At Fort Gaston, Humboldt District, operating against Indians, October, 1861, to August, 1862. Skirmish, Light Prairie, near Arcata, August 21, 1862. Ordered to San Francisco August 23, thence to Stockton and to Camp Union, Sacramento, November 17, and duty there till June, 1863. Ordered to Camp Douglass, Utah, and join Regiment.

Regiment at Benicia Barracks till July, 1862. March via Fort Churchill and Ruby Valley to Utah to protect Overland mall route July to November. Scouts from Fort Churchill, Nev., to Honey Lake Valley, Cali., November 3-29, 1862. Expedition from Fort Ruby, Nev, to Sierra Nevada Mountains November 22-27, 1862 (Co. "F"). Skirmish on Bear River, Utah, January 26, 1863 (Co. "K"). Engagement on Bear River January 29 (Co. "K"). Expedition from Camp Douglass to Soda Springs, on Bear River, Idaho, May 5-30, 1863 (Co. "H"). Duty at Camp Douglass, Camp Connor and in the District of Utah till July, 1866. Mustered out July 27, 1866.

4th REGIMENT INFANTRY.

Organized at Sacramento, Placerville and Auburn September to October, 1861. Attached to Dept. of the Pacific. Companies "A," "B," "C," "D" and "E" moved from San Francisco to Fort Vancouver, Washington Territory, October 29-November 4, 1861. Company "A"--At Fort Walla Walla till August, 1862. Ordered to San Francisco August 15 and duty at Benicia Barracks till March, 1863. Ordered to Camp Drum March 1, and duty there till June, 1864. At Santa Barbara till December, 1864. New Company "A"--Ordered to Fort Humboldt May 1, 1865. At Camp Iaqua till muster out.

Company "B"--At Fort Vancouver till March, 1862. At Fort Dalles to October, 1862. Ordered to San Francisco October 3, and duty at Benicia Barracks till March, 1863. Ordered to Camp Drum March 1, 1863, thence to Fort Mojave April 29, and duty there till June, 1864. Ordered to Drum Barracks, and duty there till muster out. New Company "B"--Ordered to Fort Humboldt April 5, 1865, thence to Fort Gaston, and duty there till muster out.

Company "C"--At Fort Walla Walla, Washington Territory, till August, 1862. Ordered to San Francisco August 14, and duty at Benicia Barracks till March, 1863. At San Francisco till May. Ordered to Camp Drum May 28, 1863, and duty there till January, 1864. Occupation of Santa Catalina Island January 2, and duty there till December, 1864. At Drum Barracks till March, 1865, and at Fort Mojave till muster out.

Company "D"--At Fort Yamhill, Ore., till March, 1863. Ordered to Fort Hoskins March 25, and duty there till December, 1864. Expedition from Siletz Block House to Coos Bay April 21-May 12, 1864. At Fort Yamhill till muster out.

Company "E"--At Fort Steilacoom till October 3, 1862. Ordered to San Francisco, and duty at Benicia Barracks till May, 1863. Ordered to Drum Barracks May 28, and duty there till January, 1864. At Fort Yuma till June, 1865. At Drum Barracks till muster out.

Company "F"--At Camp Sigel, near Auburn, till January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and to Camp Latham, Southern California. At Camp Drum till March, 1863. Moved to Fort Yuma March 1, 1863; to LaPaz, Ariz., April 28, 1863; to Fort Yuma August 15, and to Drum Barracks November 7, 1864. New Company "F"--To Fort Humboldt May 1, 1865. Duty in Humboldt District till muster out.

Company "G"--At Camp Sigel, near Auburn, till January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, 1862, and to Camp Latham, Southern California. Ordered to San Diego, Cali., and duty there till muster out.

Company "H"--At Camp Sigel, near Auburn, till January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and to Camp Latham, Southern California. Duty at Camp Latham and Camp Drum till March, 1863. Ordered to Fort Yuma March 1, and duty there till January, 1864. Moved to Drum Barracks January, 1864, thence to San Luis Obispo July 27, 1864. Return to Drum Barracks and duty there till muster out.

Company "I"--At Camp Sigel, near Auburn, till January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and duty at Benicia Barracks till November, 1862. To Fort Umpqua November 12. Duty there and at Benicia Barracks till March, 1863. Moved to Camp Drum March 6 and to Fort Mojave April 29, and duty there till muster out.

Company "K"--Moved to San Francisco April 28, 1862, and duty at Benicia Barracks till March, 1863. Moved to Camp Drum March 6, thence to Fort Yuma, and duty there till January, 1864. Moved to Drum Barracks, and duty there till muster out.

Regiment mustered out April 18, 1866.

5th REGIMENT INFANTRY.

Organized in California at large September to November. 1861. Attached to Depts. of the Pacific and New Mexico.

SERVICE.--Ordered to Camp Latham, Southern California, February 1, 1862. Carlton's Expedition from Southern California through Arizona to Northwest Texas and New Mexico April 13-September 20 (Cos. "B" and "G"). Regiment garrison posts in Southern California and Arizona. Company "D" at San Diego. Companies "C," "F," "H," "I" and "K" at Camp Wright and Fort Bowie. Companies "A" and "E" at Fort Barrett. Companies "B" and "G" at Tucson till December, 1862. Company -- march to Tucson July 6, 1862. March from Tucson to the Rio Grande July 25-August 15, 1862 (Cos. "A," "B" and "G"). December, 1862, stationed at Tucson, Company "F"; at Fort Bowie, Companies "E" and "G"; at Fort Yuma, Companies "C" and "H"; at Camp Drum, Companies "D," "I" and "K." Engagement at Pinos Altos Mines January 29, 1863 (Co. "A"). To Tucson and Messilla February, 1863 (Cos. "C" and "H"). Engagement at Cajou de Arivaypo, Apache Pass, April 25, 1863 (Co. "K"). Stationed May, 1863, at Fort Stanton (Co. "A"), Fort Bowie (Co. "E"), Tucson (Cos. "C," "F" and "H"), Fort Craig (Cos. "B," "D," "G," "I" and "K"). Skirmish, Cajou de Arivaypa, May 7, 1863. At Fort Stanton June, 1863. Crook's Canon, N. Mex., July 24, 1863 (Co. "E"). Skirmishes, Chirlcahua Mountains, September 8-9, 1863. Skirmish, Gila River, November 5, 1863. Skirmish, San Andreas Mountains, January 26, 1864 (Detachment). Operations in New Mexico and Arizona February 1-March 7, 1864. Expedition from Camp Mimbres February 24-29, 1864 (Detachment). Pines Altos, Ariz., February 27, 1864. Skirmish at foot of Sierra Bonita April 7, 1864 (Companies "F" and "I"). Doubtful Canon, N. Mex., May 4, 1864 (Company "I"). Gila River Expedition, Arizona, May 25-July 13, 1864 (Companies "E," "I" and "K"). Expedition from Fort Craig, N. Mex., to Fort Goodwin, Ariz., May 16-August 2, 1864 (Companies "A," "C" and "E"). At Fort Goodwin till October (Cos. "A," "C" and "E"). June, 1864, stationed at Camp Mimbres, Ariz. (Cos. "A" and "F"), at Fort Bowie (Co. "K"), at Franklin, Texas (Cos. "G" and "H"), at Tucson (Co. "D"), at Fort Cummings (Co. "I"). Scout in Southeastern Arizona July 16-24, 1864 (Co. "A"). Expedition to Pinal Mountains July 18-August 7, 1864 (Co. "E"). Expedition to Southwest New Mexico July 23-October 10, 1864 (Cos. "B" and "F"). Ordered to Las Cruces October 8, 1864 (Cos. "A," "C," "D," "E," "I" and "K"). Company "F" to Fort Cummings October, 1864. Mustered out November 27 to December 14, 1864.

6th REGIMENT INFANTRY.

Organized at San Francisco October 21, 1862. Attached to Dept. of the Pacific. Duty at Benicia Barracks, San Francisco. Company "A"--Ordered to Chico, Cali., August 20, 1863, and duty there till May, 1864. Ordered to Alcatraz Island May 30, and duty there till muster out.

Companies "C," "E" and "G"--Ordered to Fort Humboldt February 15, 1864. Companies "E" and "G" return to Benicia Barracks October 11, 1864. Company "C" returns May, 1865. Operations in Humboldt District February 1-June 30, 1864 (Cos. "C," "E" and "G"). Skirmish at Booth's Run May 1 (Co. "E"). Kneeland's Prairie May 2 (Co. "E"). Near Boynton's May 6 (Co. "C"). Grouse Creek May 23 (Cos. "E" and "G"). Regiment at Benicia Barracks till muster out.

Company "D"--at San Francisco till July, 1863. At Benicia Barracks till August 24. Moved to Butler County and at Camp Bidwell, near Chico, till October 24. At Benicia Barracks till June 1, 1864, and at Alcatraz Island till June, 1865. Companies "D" and "I" moved to Fort Churchill June 4, 1865. Regiment mustered out October 25 to December 20, 1865.

7th REGIMENT INFANTRY.

Organized at large October to December, 1864. Attached to Dept. of the Pacific. Companies "A," "C" and "K" ordered from San Francisco to Camp Drum, Southern California, March, 1865. Companies "A" and "K" to Fort Yuma. Company "C" to Fort Mojave. Regiment moved to District of Arizona June, 1865, and duty there, stationed at various posts, till June, 1866. Mustered out June 28, 1866.

8th REGIMENT INFANTRY.

Organized by Companies as follows: Company "A"--At Watsonville and mustered in November 17, 1864. Stationed at Fort Point, Cali., till February, 1865. At Cape Disappointment, mouth of the Columbia River, Washington Territory, till August 17, 1865, and at Fort Dalles, Ore., till October, 1865. Ordered to Fort Point, Cali., October, 1865. Company "B"--At Sacramento and mustered in December 5, 1864. Stationed at Fort Point, Cali., till April 17, 1865. Moved to Fort Stevens, Ore., April 17-26, and duty there till October 11. Ordered to Fort Point, Cali. Company "C"--Organized at San Jose and mustered in January 28, 1865. At Fort Point, Cali., till October, 1865. Company "D"--Organized at San Francisco and mustered in February 14, 1865. Stationed at Fort Point, Cali., till October, 1865. Company "E"--Organized at San Francisco January 25, 1865. Stationed at Alcatraz Island till October, 1865. Company "F"--Organized at San Francisco February 14, 1865. Stationed at Point Blunt, Angel Island, till October, 1865. Company "G"--Organized at Marysville and mustered in January 5, 1865. Stationed at Alcatraz Island till October, 1865. Company "H"--Organized in Calaveras County and mustered in February 27, 1865, at San Francisco. Stationed at Alcatraz Island and Fort Point till October, 1865. Company "I"--Organized in Yuba and Sierra Counties and mustered in at San Francisco February 6, 1865. Stationed at Fort Point till October, 1865. Company "K"--Organized at Placerville and Sacramento and mustered in at San Francisco February 25, 1865. Stationed at Fort Point till October, 1865.

Regiment mustered out October 24, 1865.