Battery "A" 1st Regiment Michigan Light Artillery

Battery "A" 1st Michigan Volunteer Light Artillery
Michigan state flag
Active	April 23, 1861 to July 12, 1865
Country	United States
Allegiance	Union
Branch	Artillery
Equipment	10-lb. Parrott rifles
Engagements	Battle of Cheat Mountain Battle of Perryville Battle of Stone River Battle of Chickamauga Siege of Chattanooga

The Battery "A" Michigan Light Artillery, also known as the "Loomis' Battery" or the "Coldwater Artillery," was an artillery battery that served in the Union Army during the American Civil War.

Battery "A" was a pre-war militia unit that tendered an offer of service and was enlisted as a body on April 23, 1861, and re-mustered in for three years' service on May 28, 1861.

The battery was mustered out on July 12, 1865.

The battery suffered 1 officer and 11 enlisted men who were killed in action or mortally wounded and 28 enlisted men who died of disease, for a total of 40 fatalities.