ɪn nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi θɹˈiː, ðə stˈeɪt pəlˈuːʃən kəntɹˈoʊl kəmˈɪʃən ˌʌndɚtˈʊk ɐn ɪnvˌɛstɪɡˈeɪʃən ˌɪntʊ ðə kˈɔːzᵻz ʌv pˈʊɹ wˈɔːɾɚ kwˈɔlᵻɾi ɪnðə lɐɡˈuːn.
In 1983, the State Pollution Control Commission undertook an investigation into the causes of poor water quality in the lagoon.