George Clinton Moreland, 70, a retired NIH accountant and long active in the Masons, died of cancer Sunday at Georgetown University Hospital.

He had retired at the end of February from the office of contracts and accounts at the National Institutes of Health.

Born in Lumberton, Miss., Mr. Moreland grew up in Asheville, N.C. He studied for the ministry at Weaver College in North Carolina, then turned to accounting.

In World War II, he enlisted in the Coastal Air Patrol, an auxiliary of the Army Air Forces, and was stationed at Manteo, N.C. He transferred to Washington in 1943.

After leaving military service, Mr. Moreland worked for the War Production Board, the Maritime Commission and the Navy Cost Inspection Service as a cost accountant. He then joined the Justice Department as assistant director of the attorney general's citizenship program, where he remained until going to NIH.

He was a member of the National Association of Accountants and the International Internal Auditors organization.

Mr. Moreland was a past grand commander of the Grand Commandery of Knights Templar of the District of Columbia; grand registrar of the Grand College of America, Holy Royal Arch Knight Templer Priests, a charter member of the Virginia Council No. 12 of the Knight Masons, Almas Temple, Royal Order of Scotland, grand Council Allied Masonic Degrees, Pethworth Lodge No. 47 and Triangle Council No. 3.

He is survived by his wife, Sue McCall Moreland, of the home in Falls Church; a son, Donald C., of Riverdale, and a brother, Howard T., of Asheville.