ðə dˈæm wʌz kənstɹˈʌktᵻd bᵻtwˌiːn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti ˈeɪt ænd nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi tˈuː, fˈɔːɹmd baɪ ɪmpˈaʊndɪŋ ðə hˈɛdwɔːɾɚz ʌv mˈæŋɡɹoʊv kɹˈiːk, ɐ tɹˈɪbjuːtˌɛɹi ʌvðə hˈɔːksbɛɹi ɹˈɪvɚ.
The dam was constructed between 1978 and 1982, formed by impounding the headwaters of Mangrove Creek, a tributary of the Hawkesbury River.