Sigma Gamma Tau is the American honor society in aerospace engineering. The society formed from the merger of Tau Omega and Gamma Alpha Rho in 1953. It has chartered more than fifty chapters in the United States. With the merger of the two societies, Sigma Gamma Tau started with fourteen chapters, renamed for their host institution. Following is a list of Sigma Gamma Tau chapters, with inactive institutions indicated in italics."Sigma Gamma Tau". Sigma Gamma Tau National Honor Society in Aerospace Engineering: July 1979, p. 31.Sigma Gamma Tau Triennial Convention Minutes. (September 23, 2006). pp. 6 and 13. Sigma Gamma Tau National. Accessed January 11, 2025.

Charter date and rangeInstitutionLocationRegionStatusPurdue UniversityWest Lafayette, IndianaGreat LakesActiveRensselaer Polytechnic InstituteTroy, New YorkNortheasternActive – 195x?; May 18, 1960University of AlabamaTuscaloosa, AlabamaSouth CentralActiveUniversity of Illinois Urbana-ChampaignUrbana, IllinoisGreat LakesActiveUniversity of KansasLawrence, KansasNorth CentralActiveUniversity of MinnesotaMinneapolis, MinnesotaNorth CentralInactiveUniversity of OklahomaNorman, OklahomaSouthwesternInactiveWichita State UniversityWichita, KansasNorth CentralActive – 19xx ?; February 6, 1970Virginia TechBlacksburg, VirginiaMid-AtlanticActive – 1964Carnegie Institute of Technology Pittsburgh, PennsylvaniaMid-AtlanticInactiveGeorgia TechAtlanta, GeorgiaSoutheasternActiveBlue Print (yearbook). Atlanta: Georgia Tech, 1953. p. 316. via Georgia Tech LibraryIowa State UniversityAmes, IowaNorth CentralActiveMassachusetts Institute of TechnologyCambridge, MassachusettsNortheasternInactiveOhio State UniversityColumbus, OhioGreat LakesActiveWest Virginia UniversityMorgantown, West VirginiaMid-AtlanticActive – 1974Brooklyn PolytechnicBrooklyn, New YorkNortheasternConsolidatedPennsylvania State UniversityUniversity Park, PennsylvaniaMid-AtlanticActiveUniversity of Texas at AustinAustin, TexasSouthwesternActiveTexas A&M UniversityCollege Station, TexasSouthwesternActive–19xx ?; December 20, 1966 – 1974New York University, University HeightsBronx, New York City, New YorkNortheasternConsolidatedAuburn UniversityAuburn, AlabamaSouth CentralActiveUniversity of Maryland, College ParkCollege Park, MarylandMid-AtlanticActiveUniversity of CincinnatiCincinnati, OhioGreat LakesInactiveBefore 1970Saint Louis UniversitySt. Louis, MissouriNorth CentralInactive1970University of VirginiaCharlottesville, VirginiaMid-AtlanticActiveNorth Carolina State UniversityRaleigh, North CarolinaSoutheasternActiveUniversity of Texas at ArlingtonArlington, TexasSouthwesternInactiveMississippi State UniversityMississippi State, MississippiSouth CentralActiveMissouri University of Science and TechnologyRolla, MissouriNorth CentralActiveNorthrop University Inglewood, CaliforniaSouthern PacificInactiveUniversity of Colorado BoulderBoulder, ColoradoNorth CentralActive1974Polytechnic Institute of New YorkNew York City, New YorkNortheasternInactiveCalifornia State Polytechnic University, PomonaPomona, CaliforniaSouthern PacificActive"One New Chapter Approved" Sigma Gamma Tau National Honor Society in Aerospace Engineering: July 1979, p. 19.1979California Polytechnic State University, San Luis ObispoSan Luis Obispo, CaliforniaSouthern PacificActive1980Embry–Riddle Aeronautical University, Daytona BeachDaytona Beach, FloridaSoutheasternActiveSan Diego State UniversitySan Diego, CaliforniaSouthern PacificActive1981University of MichiganAnn Arbor, MichiganGreat LakesActive1981University of Notre DameNotre Dame, IndianaGreat LakesActive1983University of Southern CaliforniaLos Angeles, CaliforniaSouthern PacificInactive1983Syracuse UniversitySyracuse, New YorkNortheasternActive1987Embry–Riddle Aeronautical University, PrescottPrescott, ArizonaWesternActive1987University of TennesseeKnoxville, TennesseeSouth CentralActive1988University at BuffaloBuffalo, New YorkNortheasternInactive1989University of FloridaGainesville, FloridaSoutheasternInactive1990Oklahoma State UniversityStillwater, OklahomaSouthwesternActive1990Tri-State UniversityAngola, IndianaGreat LakesInactive1992Arizona State UniversityTempe, ArizonaWesternInactive1991Illinois Institute of TechnologyChicago, IllinoisGreat LakesInactive1992San Jose State UniversitySan Jose, CaliforniaWesternInactive1992Air Force Institute of TechnologyDayton, OhioGreat LakesActive1992Boston UniversityBoston, MassachusettsNortheasternActive1992United States Air Force AcademyColorado Springs, ColoradoNorth CentralActive1994University of WashingtonSeattle, WashingtonWesternActive1995Tuskegee UniversityTuskegee, AlabamaSouth CentralInactive2004University of Central FloridaOrlando, FloridaSoutheasternActive2004Clarkson UniversityPotsdam, New YorkNortheasternActive2005University of California, IrvineIrvine, CaliforniaSouthern PacificActive2007University of Alabama in HuntsvilleHuntsville, AlabamaSouth CentralActiveSigma Gamma Tau Triennial Convention Minutes (January 7, 2009) p. 1. via Sigma Gamma Tau National. Accessed January 11, 2025.2008University of ArizonaTucson, ArizonaWesternInactiveFlorida Institute of TechnologyMelbourne, FloridaSoutheasternActiveSigma Gamma Tau Triennial Convention Minutes (January 8, 2012). p. 1. via Sigma Gamma Tau National. Accessed January 11, 2025.Western Michigan UniversityKalamazoo, MichiganGreat LakesActiveSigma Gamma Tau Triennial Convention Minutes (January 4, 2015) pp. 1 and 4. via Sigma Gamma Tau National. Accessed January 11, 2025.New Mexico State UniversityLas Cruces, New MexicoSouthwesternActive – 2017Daniel Webster CollegeNashua, New HampshireNortheasternMovedCalifornia State University, Long BeachLong Beach, CaliforniaSouthern PacificActiveWorcester Polytechnic InstituteWorcester, MassachusettsNortheasternActiveSigma Gamma Tau Triennial Convention Minutes (January 6, 2018) p. 1. via Sigma Gamma Tau National. Accessed January 11, 2025.Southern New Hampshire UniversityManchester, New HampshireNortheasternActive

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