JOLIET, Ill. (CBS) — The Will County coroner has released the results of toxicology tests in the July 29 death of an Oswego woman at the Sybaris pool suite in south suburban Frankfort.

As WBBM Newsradio’s Dave Marsett reports, the coroner’s office says the tests show drugs and alcohol contributed to the drowning Suzette O’Donnell, 53, of Oswego.

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LISTEN: WBBM Newsradio’s Dave Marsett reports

The cause of death was drowning, but Chief Deputy Coroner Bob Brenczewski says her blood alcohol level was 0.228 – more than twice the legal limit for driving – and there was a significant level of the anti-anxiety drug Xanax in her system too.

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He said there was enough drugs and alcohol in her system to have caused her death.

The Sybaris, which bills itself as a romantic getaway with private pools and whirlpools, is at 7500 W. Lincoln Highway in Frankfort.

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The Sun-Times Media Wire contributed to this report.