2020 Chapter Anniversaries Congratulations to the following chapters, which celebrate their chartering anniversary in 2020! 60th Anniversary • Tau Chapter – Georgetown University chartered 9 June 1960 50th Anniversary • Alpha Phi Chapter – Hunter College of the City University of New York chartered 22 February 1970 • Alpha Chi Chapter –Boston College chartered 1 January 1970 • Alpha Psi Chapter – Michigan State University chartered 10 April 1970 • Alpha Omega Chapter – Adelphi University chartered 12 April 1970 • Beta Alpha Chapter – Texas Christian University chartered 12 April 1970 • Beta Beta (Dallas) Chapter – Texas Woman’s University – Dallas chartered 2 May 1970 • Beta Beta (Houston) Chapter – Texas Woman’s University – Houston chartered 2 May 1970 • Beta Gamma Chapter – University of San Francisco chartered 2 May 1970 • Beta Delta at-Large Chapter – University of Oklahoma, Oklahoma Baptist University, Southwestern Oklahoma State University, Oklahoma City University, Southern Nazarene University, University of Central Oklahoma chartered 15 May 1970 40th Anniversary • Delta Beta at-Large Chapter – University of Tampa, University of South Florida chartered 27 January 1980 • Delta Gamma at-Large Chapter – Alverno College, Marquette University chartered 10 February 1980 • Delta Delta Chapter – West Texas A&M University chartered 1 March 1980 • Delta Epsilon Chapter – Murray State University chartered 1 March 1980 • Delta Zeta Chapter – Lehman College the City University of New York chartered 8 March 1980 • Delta Eta Chapter – University of Louisiana – Lafayette chartered 13 March 1980 • Delta Theta Chapter – University of Texas at Arlington chartered 23 March 1980 • Delta Iota Chapter – Hampton University chartered 27 March 1980 • Delta Kappa Chapter – The University of Texas at El Paso chartered 28 March 1980 • Delta Lambda at-Large Chapter – Saint Louis University, Webster University chartered 29 March 1980 • Delta Mu Chapter – Yale University chartered 30 March 1980 • Delta Nu Chapter – The College of New Jersey chartered 11 April 1980 • Delta Xi Chapter – Kent State University chartered 11 April 1980 • Delta Omicron Chapter – Purdue University charted 13 April 1980 • Delta Pi Chapter – The Sage Colleges chartered 13 April 1980 • Delta Rho Chapter – Thomas Jefferson University chartered 18 April 1980 • Delta Sigma Chapter – St. John Fisher College chartered 18 April 1980 • Delta Tau at-Large Chapter – Eastern University, Immaculata University, Holy Family University, Neumann University chartered 19 April 1980 • Delta Upsilon at-Large Chapter – Rhode Island College, University of Rhode Island, Salve Regina University, New England Institute of Technology chartered 20 April 1980 • Delta Phi Chapter – University of Wisconsin – Eau Claire chartered 26 April 1980 • Delta Chi at-Large Chapter – Washington State University, Gonzaga University chartered 25 April 1980 • Delta Psi at-Large Chapter – University of Kentucky, Campbellsville University, Berea College chartered 26 April 1980 • Delta Omega Chapter – University of Akron chartered 26 April 1980 • Epsilon Alpha Chapter – Georgia State University chartered 26 April 1980 • Epsilon Gamma at-Large Chapter – Bethel College, Southwestern College, Wichita State University, Tabor College Wichita, Newman University chartered 27 April 1980 • Epsilon Delta at-Large Chapter – West Virginia Wesleyan College, Fairmont State University chartered 4 May 1980 • Epsilon Epsilon Chapter – Bradley University chartered 4 May 1980 • Epsilon Zeta Chapter – George Mason University chartered 4 May 1980 • Epsilon Eta Chapter – Southern Illinois University chartered 4 May 1980 • Epsilon Theta Chapter – University of Texas at Austin chartered 16 May 1980 • Epsilon Kappa Chapter – Molloy College chartered 18 May 1980 • Epsilon Lambda Chapter – University of Puerto Rico at Mayaguez chartered 22 May 1980 30th Anniversary • Lambda Gamma Chapter – Sonoma State University chartered 4 March 1990 • Lambda Delta Chapter – Monmouth University chartered 11 March 1990 • Lambda Epsilon Chapter – University of Indianapolis chartered 18 March 1990 • Lambda Zeta Chapter – University of Detroit Mercy chartered 18 March 1990 • Lambda Eta Chapter – Salisbury University chartered 18 March 1990 • Lambda Theta Chapter – Southeast Missouri State University chartered 24 March 1990 • Lambda Iota Chapter – Kean University chartered 24 March 1990 • Lambda Kappa Chapter – Messiah College chartered 30 March 1990 • Lambda Lambda Chapter – Governors State University chartered 31 March 1990 • Lambda Mu Chapter – University of Louisiana chartered 7 April 1990 • Lambda Omicron Chapter – Northern Arizona University chartered 18 April 1990 • Lambda Pi at-Large Chapter – Ryerson University, University of Toronto, York University chartered 18 April 1990 • Lambda Rho at-Large Chapter – University of North Florida, Jacksonville University chartered 20 April 1990 • Lambda Sigma Chapter – Indiana State University chartered 20 April 1990 • Lambda Tau Chapter – Slippery Rock University chartered 20 April 1990 • Lambda Upsilon at-Large Chapter – Aurora University, Benedictine University chartered 20 April 1990 • Lambda Phi Chapter – University of Missouri – Kansas City chartered 22 April 1990 • Lambda Chi Chapter – Barry University chartered 22 April 1990 • Lambda Psi Chapter – Bellarmine University chartered 22 April 1990 • Lambda Omega Chapter – Ohio University chartered 22 April 1990 • Mu Alpha Chapter – Lenoir-Rhyne University chartered 22 April 1990 • Mu Beta Chapter – Southern Connecticut State University chartered 27 April 1990 • Mu Gamma at-Large Chapter – Boise State University, Northwest Nazarene University chartered 28 April 1990 • Mu Delta Chapter – Sacred Heart University chartered 29 April 1990 • Mu Epsilon Chapter – Mount Saint Mary College chartered 29 April 1990 • Mu Zeta Chapter – Lander University chartered 29 April 1990 • Mu Eta Chapter – Notre Dame of Maryland University chartered 29 April 1990 • Mu Theta at-Large Chapter – Felician University, College of Saint Elizabeth, Saint Peter’s University chartered 29 April 1990 • Mu Iota Chapter – Oral Roberts University chartered 1 May 1990 • Mu Lambda Chapter – Minnesota State University – Mankato chartered 4 May 1990 • Mu Mu Chapter – William Jewell College chartered 4 May 1990 • Mu Nu Chapter – California State University chartered 5 May 1990 • Mu Xi Chapter – Clarion University of Pennsylvania chartered 11 May 1990 • Mu Omicron Chapter – DeSales University chartered 19 May 1990 • Mu Pi Chapter – Georgia Southwestern State University chartered 24 May 1990 20th Anniversary • Pi Eta Chapter – Graceland University chartered 1 January 2000 • Pi Theta Chapter – University of Arkansas - Fayetteville chartered 12 March 2000 • Pi Iota Chapter – Hong Kong Polytechnic University chartered 1 January 2000 • Pi Kappa Chapter – Allen College chartered 27 March 2000 • Pi Lambda Chapter – University of South Carolina - Aiken chartered 1 April 2000 • Pi Mu Chapter – Eastern Mennonite University chartered 2 April 2000 • Pi Nu Chapter – University of West Georgia chartered 3 April 2000 • Pi Xi Chapter – Delta State University chartered 4 April 2000 • Pi Omicron Chapter – The University of Texas Rio Grande Valley chartered 6 April 2000 • Pi Pi Chapter – Blessing-Rieman College chartered 6 April 2000 • Pi Rho Chapter – California University of Pennsylvania chartered 6 April 2000 • Pi Sigma Chapter – North Carolina Central University chartered 9 April 2000 • Pi Tau Chapter – University of Tennessee – Martin chartered 9 April 2000 • Pi Upsilon Chapter – Tennessee State University chartered 10 April 2000 • Pi Phi Chapter – Viterbo University chartered 18 April 2000 • Pi Chi Chapter – Malone University chartered 18 April 2000 • Pi Psi Chapter – Nazareth College chartered 29 April 2000 • Pi Omega Chapter – New Mexico State University chartered 6 April 2000 • Rho Alpha Chapter – Dominican University of California chartered 10 May 2000 • Rho Beta Chapter – California State University – San Bernardino chartered 19 May 2000 • Rho Gamma Chapter – Elmira College chartered 11 May 2000 • Rho Delta Chapter – The Aga Khan University chartered 1 July 2000 • Rho Epsilon Chapter – Stevenson University chartered 1 October 2000 10th Anniversary • Phi Gamma Chapter – Virtual chapter chartered 10 June 2010 .