Chapters
Active Chapters: scroll over each star for the chapter name, location, and year installed
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Protactinium in Lehigh Valley, PA
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List of Active Chapters
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Argentum, Staunton, VA 1979
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Aurum, Ames, IA 1920
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Aurum Iodide, Chicago, IL 1939
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Calcium, Southern CA 2005
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Chlorine, Baton Rouge, LA 1949
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Cobalt, Indianapolis, IN 1971
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Einsteinium, Tulsa, OK 2004
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Fluorine, Cleveland, OH 1925
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Hydrogen, Berkeley, CA 1902
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Iron, Greensboro, NC 2011
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Lanthanum, Lynchburg, VA 1998
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Mercury, Minneapolis/St. Paul, MN 1923
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Molybdenum, Boston, MA 1981
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Meitnerium, Fort Collins/Denver, CO 2020
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Neptunium, Houston, TX 1966
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Niobium, Corvallis, OR 1960
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Plutonium, West Lafayette, IN1963
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Prometheum, Portland, OR 1979
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Radium, Cincinnati, OH 1924
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Tellurium, Austin, TX 1930
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Uranium, Denton, TX 1947
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Vanadium, NYC, NY 1965
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Members-at-Large
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Title | Chapter | Location | Installation |
|---|---|---|---|
Argentum | Staunton, Virginia | 1979 | |
Aurum Iodide | Chicago, Illinois | 1939 | |
Calcium | Southern California | 2005 | |
Chlorine | Baton Rouge, Louisiana | 1949 | |
Einsteinium | Tulsa Oklahoma | 2004 | |
Fluorine | Cleveland, Ohio | 1925 | |
Iron | Greensboro, North Carolina | 2011 | |
Lanthanum | Lynchburg, Virginia | 1998 | |
Mercury | Minneapolis/St. Paul, Minnesota | 1923 | |
Meitnerium | FortCollins/Denver, Colorado | 2020 | |
Protactinium | Lehigh Valley, Pennsylvania | 2025 | |
Plutonium | West Lafayette, Indiana | 1963 | |
Radium | Cincinnati, Ohio | 1924 | |
Vanadium | New York City, New York | 1965 | |
Members-at-Large |
Inactive Chapters with Original Installation Year
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Aurum, Ames, IA 1920
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Hydrogen, Berkeley, CA 1902
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Cadmium, Albany, NY 2004
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Carbon, Stanford, CA 1913
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Cobalt, Indianapolis, IN 1971
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Columbium, NYC, NY 1947
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Curium, Washington DC 1973
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Helium, Norman, OK 1921
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Indium, Bloomington, IN 1930
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Iodine, East Central IL 1918
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Iridium, Iowa City, IA 1926
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Kalium, Lawrence, KS 1924
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Manganese, NYC, NY 1951
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Molybdenum, Boston, MA 1981
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Neptunium, Houston, TX 1966
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Niobium, Corvallis, OR 1960
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Nitrogen, Lincoln, NE 1912
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Osmium, Columbus, OH 1963
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Oxygen, Seattle, WA 1911
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Palladium, University Park, PA 1930
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Phosphorous, Ann Arbor, MI 1917
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Platinum, Denver, CO 1924
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Polonium, Washington DC 1937
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Prometheum, Portland, OR 1979
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Ruthenium, New Brunswick, NJ 1974
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Samarium, South Bend, IN 1978
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Scandium, Greenville, SC 1989
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Sulfur, Southern CA 1914
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Technetium, Rochester, NY 1987
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Tellurium, Austin, TX 1930
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Tungsten, Boulder, CO 1918
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Uranium, Denton, TX 1947
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Ytterbium, New Haven, CT 1920
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