MOBILE, Ala. — A Mobile County woman has been sentenced to seven years in federal prison for trafficking fentanyl, closing a case that began with a controlled purchase of just over 15 grams in the fall of 2022.
Amanda Michelle Guy was sentenced Sept. 14 by Chief United States District Judge Jeffrey U. Beaverstock to 84 months in prison.
U.S. Attorney Sean P. Costello of the Southern District of Alabama announced the sentence.
What the Court Records Establish
The case was built over roughly 16 months, across three separate encounters documented in court filings.
Oct. 5, 2022. Mobile County Sheriff’s Office deputies and the Alabama Law Enforcement Agency used a confidential informant to purchase 15.06 grams of fentanyl from Guy.
Oct. 13, 2022. Eight days later, MCSO deputies seized 18.08 grams of pure methamphetamine from a vehicle Guy was driving.
Jan. 26, 2023. Deputies executed arrest warrants for Guy at a Mobile County home. During the arrest, they seized small amounts of methamphetamine and fentanyl from a shed on the property, along with two digital scales used to weigh drugs.
Why 15 Grams Is a Serious Quantity
Fifteen grams of fentanyl is a small amount by weight — roughly the mass of three teaspoons of sugar. It is not a small amount by any measure that matters.
Fentanyl is a synthetic opioid estimated to be roughly 50 times more potent than heroin and about 100 times more potent than morphine. The Drug Enforcement Administration identifies two milligrams as a potentially lethal dose for many people, depending on body size and tolerance.
At that reference point, 15.06 grams contains thousands of potentially lethal doses. That mathematics — enormous potency in a tiny physical volume — is what distinguishes fentanyl prosecutions from other drug cases and what drives the sentencing exposure attached to comparatively small seizures.
It is also why the digital scales found during the arrest carry evidentiary weight. Scales are ordinary distribution equipment, and with a substance this potent, they are the tool by which quantities are divided for sale.
The Investigation
The case was investigated by the Bureau of Alcohol, Tobacco, Firearms and Explosives, the Alabama Law Enforcement Agency, and the Mobile County Sheriff’s Office.
Assistant U.S. Attorney George F. May prosecuted the case on behalf of the United States.
The multi-agency composition is standard in narcotics cases that move from state to federal court. Local deputies typically make the initial buys and seizures; federal agencies bring resources and authorities that extend beyond county lines; and the decision to prosecute federally rather than in state court is driven by the sentencing structure available under federal law.
Federal Sentencing and What 84 Months Means
An 84-month federal sentence is served under a system that differs meaningfully from Alabama’s state system.
There is no parole in the federal system. A defendant sentenced to 84 months will serve that term, reduced only by good conduct time — capped by statute at up to 54 days per year — and by credits available under the First Step Act for completing qualifying programming. In practice, that means a substantial majority of the imposed term is actually served.
Federal sentences are calculated using the United States Sentencing Guidelines, which assign an offense level based primarily on drug type and quantity, adjusted for factors such as the defendant’s role, acceptance of responsibility and criminal history. The guidelines are advisory rather than mandatory, and judges may sentence above or below the calculated range.
A term of supervised release ordinarily follows imprisonment in federal drug cases.
The Task Force Framework
The prosecution was brought under the Homeland Security Task Force initiative, established by Executive Order 14159, “Protecting the American People Against Invasion.”
The HSTF is described as a whole-of-government partnership directed at criminal cartels, foreign gangs, transnational criminal organizations, and human smuggling and trafficking rings operating in the United States and abroad. It places particular emphasis on investigating and prosecuting child trafficking and other crimes involving children, and it is used to prosecute and remove violent criminal noncitizens.
HSTF Mobile comprises agents and officers from the Drug Enforcement Administration, the Department of Homeland Security, Homeland Security Investigations, the Federal Bureau of Investigation, the Bureau of Alcohol, Tobacco and Firearms, and other federal and local agencies, with prosecution led by the U.S. Attorney’s Office for the Southern District of Alabama.
Fentanyl on the Gulf Coast
Fentanyl’s spread has reshaped drug enforcement across the country over the past decade, and the Gulf Coast has not been exempt.
The substance’s potency changes the calculus at every level. Small packages carry enormous quantities of doses, which makes trafficking harder to detect by volume. Inconsistent mixing means users frequently do not know the strength of what they are taking. And counterfeit pills pressed to resemble prescription medications have put fentanyl into the hands of people who did not knowingly seek an opioid at all.
For prosecutors, that combination is the argument for pursuing cases federally, where sentencing exposure is greater than it would be in state court.
Help for Opioid Use
Alabama residents seeking treatment for opioid use can contact the Substance Abuse and Mental Health Services Administration’s national helpline at 1-800-662-HELP (4357), a free, confidential, 24-hour service that provides referrals to local treatment facilities and support groups. Naloxone, which can reverse an opioid overdose, is available without a prescription at pharmacies in Alabama.

