ðɪs hɐz lˈɛd tə sˈɪɹiəs flˈʌdɪŋ ɪnðə lˈoʊɚ ɡwˈɑːdɐlˌuːp ɹˈɪvɚ bˈeɪsən, ɪŋklˈuːdɪŋ ɐ mˈeɪdʒɚ flˈʌd ɪn nˈuː bɹˈɔːnfəlz ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː wˌɪtʃ wʌz kˈɔːzd baɪ hˈɛvi ɹˈeɪnz dʒˈʌst dˈaʊnstɹiːm fɹʌm kˈænɪən dˈæm.
This has led to serious flooding in the lower Guadalupe River Basin, including a major flood in New Braunfels in 1972 which was caused by heavy rains just downstream from Canyon Dam.