(However, if the geological conditions are especially difficult or access is extremely limited, drilling can cost $30-$50 a foot or more.) For example, the sustainable Arizona homesteaders at ByExample.com report paying $6,750 to have well drilled 280' deep, or about $24/foot.
A second lieutenant (grade O-1) is usually promoted to first lieutenant (grade O-2) after 18 months in the Army or 24 months in the Air Force and Marine Corps.The difference between the two ranks is slight, primarily being experience and higher pay. second lieutenant (grade O-1) is usually promoted to first lieutenant (grade O-2) after 18 months in the Army or 24 months in the Air Force and Marine Corps.
Reserve and Retirees. A lieutenant colonel in the Army Reserve, rather than on active duty, is paid on the Guard and Reserve drill pay chart. By drilling one full weekend a month, as of 2012, a lieutenant colonel earned anywhere from $662 a month if he had less than two years of service to a maximum $1,126 a month if he had more than 22 years.