ðə swˈɪft dˈaɪəmənd ɹˈɪvɚ ɹˈaɪzᵻz ɪnðə tˈaʊn ʌv stˈuːɔːɹtstˌaʊn, nˈuː hˈæmpʃɚ, ɐtˈɑːp dˈɛd wˈɔːɾɚ ɹˈɪdʒ wɪðˌɪn kˈoʊlmən stˈeɪt pˈɑːɹk.
The Swift Diamond River rises in the town of Stewartstown, New Hampshire, atop Dead Water Ridge within Coleman State Park.