An improvised explosive device was discovered underwater at the Converse Reservoir dam, which supplies the drinking water for Mobile, Alabama. “Divers surveying the dam for routine repair and maintenance located the grenade-type IED,” WALA reports. “MAWSS alerted the Mobile County Sheriff’s Office, which coordinated the multi-agency response for analysis, retrieval and safe demolition,” the outlet continued. The Mobile County Sheriff’s Office, FBI Bomb Squad, Mobile Police Department Explosive Ordinance Detail, ALEA Bomb Squad, and the Daphne Search and Rescue Team all coordinated in the response. The Gulf Coast Regional Maritime Response and Render-Safe Team retrieved and detonated the device. “I am extremely grateful for the Gulf Coast Regional Maritime Response and Render-Safe Team, the Mobile County Sheriff’s Office, FBI Bomb Squad, Mobile Police Department Explosive Ordinance Detail, ALEA Bomb Squad and the Daphne Search and Rescue Team for their successful retrieval and detonation of the grenade-type explosive device found at the Converse Reservoir dam,” Sen. Katie Britt (R-AL) said. “We are thankful for the diligent work that led to identifying this device and for the multi-agency response team that was able to detonate the device. Ensuring that our reservoirs remain secure is critical. My team and I have been in contact with state and local officials. We are thankful no one was harmed,” she added. I am extremely grateful for the Gulf Coast Regional Maritime Response and Render-Safe Team, the Mobile County Sheriff’s Office, FBI Bomb Squad, Mobile Police Department Explosive Ordinance Detail, ALEA Bomb Squad and the Daphne Search and Rescue Team for their successful… https://t.co/5EYa4BXTSp — Senator Katie Boyd Britt (@SenKatieBritt) May 14, 2026 “Our top priority is keeping your drinking water safe,” said MAWSS director Bud McCrory, according to WALA. “This is an unprecedented threat, and we are fortunate that this device was discovered before it could cause serious damage to our water supply or harm to individuals. We are grateful for the professionalism and competency of our law enforcement partners – as well as the quick thinking of our contractors and divers – in identifying this device and safely destroying it,” McCrory continued. More below: A grenade-type IED was found underwater at the Converse Reservoir dam in Mobile, AL — federally designated critical infrastructure that supplies drinking water to hundreds of thousands. Divers found it during routine maintenance pic.twitter.com/i1m9xeArHq — D. Scott @eclipsethis2003 (@eclipsethis2003) May 14, 2026 WKRG noted: Officials said the dam and reservoir are federally designated critical infrastructure, meaning the United States Department of Homeland Security was made aware of the discovery.