Abstract: questionnaire study was conduct two months after the Wenchuan Earthquake. The subjects were 508 teachers from kindergarten, elementary school and high school in Shifang and Mianzhu of Sichuan Province. The results showed: (1) After the 5·12 Earthquake, the well-being of teachers in disaster area decreased sharply; (2) The well-being of teachers in ponderosity disaster area decreased much more than it of teachers in heavy disaster area and mild disaster area; (3) The objective loss can significant predict well-being decrease. The symptom of posttraumatic stress completely mediated the association between objective loss and well-being decrease.

Key words: Wenchuan Earthquake, subjective well-being, objective loss, posttraumatic stress symptom