 During the 1960s and early 1970s, AEHA provided a variety of public health services to all US-based Army installations, including water supply, water and air pollution control, industrial hygiene, and others.In 1973, USAEHA became a subordinate command of the U.S. Army Health Services Command (the latter later became the United States Army Medical Command).The following year, USAEHA was given command of the health and environmental resources of the Army medical laboratories.