Chapters

Active Chapters: scroll over each star for the chapter name, location, and year installed

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List of Active Chapters

  • Argentum, Staunton, VA 1979

  • Aurum, Ames, IA 1920

  • Aurum Iodide, Chicago, IL 1939

  • Calcium, Southern CA 2005

  • Chlorine, Baton Rouge, LA 1949

  • Cobalt, Indianapolis, IN 1971

  • Einsteinium, Tulsa, OK 2004

  • Fluorine, Cleveland, OH 1925

  • Hydrogen, Berkeley, CA 1902

  • Iron, Greensboro, NC 2011

  • Lanthanum, Lynchburg, VA 1998

  • Mercury, Minneapolis/St. Paul, MN 1923

  • Molybdenum, Boston, MA 1981

  • Meitnerium, Fort Collins/Denver, CO 2020

  • Neptunium, Houston, TX 1966

  • Niobium, Corvallis, OR 1960

  • Plutonium, West Lafayette, IN1963

  • Prometheum, Portland, OR 1979

  • Radium, Cincinnati, OH 1924

  • Tellurium, Austin, TX 1930

  • Uranium, Denton, TX 1947

  • Vanadium, NYC, NY 1965

  • Members-at-Large

Title
Chapter
Location
Installation
Argentum
Staunton, Virginia
1979
Aurum
Ames, Iowa
1920
Aurum Iodide
Chicago, Illinois
1939
Calcium
Southern California
2005
Chlorine
Baton Rouge, Louisiana
1949
Cobalt
Indianapolis, Indiana
1971
Einsteinium
Tulsa Oklahoma
2004
Fluorine
Cleveland, Ohio
1925
Hydrogen
Berkeley, California
1902
Iron
Greensboro, North Carolina
2011
Lanthanum
Lynchburg, Virginia
1998
Mercury
Minneapolis/St. Paul, Minnesota
1923
Molybdenum
Boston, Massachussetts
1981
Meitnerium
FortCollins/Denver, Colorado
2020
Neptunium
Houston, Texas
1966
Niobium
Corvallis, Oregon
1960
Plutonium
West Lafayette, Indiana
1963
Promethium
Portland, Oregon
1979
Radium
Cincinnati, Ohio
1924
Tellurium
Austin, Texas
1930
Uranium
Denton, Texas
1947
Vanadium
New York City, New York
1965
Members-at-Large

Inactive Chapters with Original Installation Year

  • Cadmium, Albany, NY 2004

  • Carbon, Stanford, CA 1913

  • Columbium, NYC, NY 1947

  • Curium, Washington DC 1973

  • Helium, Norman, OK 1921

  • Indium, Bloomington, IN 1930

  • Iodine, East Central IL 1918

  • Iridium, Iowa City, IA 1926

  • Kalium, Lawrence, KS 1924

  • Manganese, NYC, NY 1951

  • Nitrogen, Lincoln, NE 1912

  • Osmium, Columbus, OH 1963

  • Oxygen, Seattle, WA 1911

  • Palladium, University Park, PA 1930

  • Phosphorous, Ann Arbor, MI 1917

  • Platinum, Denver, CO 1924

  • Polonium, Washington DC 1937

  • Ruthenium, New Brunswick, NJ 1974

  • Samarium, South Bend, IN 1978

  • Scandium, Greenville, SC 1989

  • Sulfur, Southern CA 1914

  • Technetium, Rochester, NY 1987

  • Tungsten, Boulder, CO 1918