1st Wisconsin Heavy Artillery Regiment

Service

• Battery "A" was created from Company "K," 2nd Wisconsin Volunteer Infantry Regiment on December 9, 1861, in the Washington, D.C. defenses, assigned at various times to Fort Cass, Fort Buffalo, Fort Ellsworth, Fort Worth, Fort Rodgers and Fort Willard. The battery was mustered out on August 18, 1865.
• Battery "B" was organized at Milwaukee, Wisconsin, in September 1863 and was assigned to Fort Terrell at Murfreesboro, Tennessee and remained there until January 4, 1864. It spent the remainder of the war at Fort Clay at Lexington, Kentucky and was mustered out on August 30, 1865.
• Battery "C" was sent to Chattanooga, Tennessee, on October 30, 1863, and served in various stations in that state. The battery mustered out on September 21, 1865.
• Battery "D" was mustered in on November 7, 1863, and was transferred to New Orleans, Louisiana, on February 9, 1864, and remained there to July, 1864. The battery was transferred to the District of LaFourche, Louisiana, in the Department of the Gulf until June, 1865. It mustered out of Federal service on August 18, 1865.
• Batteries "E," "F," "G," "H," "I," "K," "L" and "M" were organized in September and October, 1864 and were sent to Washington, D.C..
• *Company "E" was assigned to Fort O'Rourke.
• *Company "F" was assigned to Fort Ellsworth.
• *Companies "G" and "H" were assigned Fort Lyon.
• *Company "I" was assigned to Fort Farnsworth.
• *Company "K" was assigned to Fort Lyon.
• *Company "L" was assigned to Fort Willard.
• *Company "M" was assigned to Forts Lyon, Fort Weed and Fort Farnsworth.

Total strength and casualties

Notable people

• Francis J. Borchardt, member of the Wisconsin State Assembly
• David C. Fulton, member of the Wisconsin State Assembly
• Richard W. Hubbell, member of the Wisconsin State Assembly
• Gilbert E. McKeeby, member of the Wisconsin State Senate
• Henry Powell, member of the Wisconsin State Assembly
• William T. Pugh, member of the Wisconsin State Assembly
• George Washington Putnam, member of the Wisconsin State Assembly
• Patrick Henry Ray, later a brigadier general in the U.S. Army
• William M. Williams, Jr., member of the Wisconsin State Assembly