HONOLULU (KHON2) — In a joint operation, Kauai law enforcement served search warrants on a residence and vehicle in Hanamaulu for explosive devices.

According to the Kauai Police Department, bomb technicians found five homemade pyrotechnic devices and an item that resembled a metallic pipe bomb. Unknown powders, cardboard tubing, hobby-type fuse and other items consistent with manufacturing PED explosives were also found.

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KPD stated the pyrotechnic devices resembled M80-style fireworks and field burn tests conducted on the powders proved that they were combustible.

Investigators then found a substance that tested positive for crystal methamphetamine.

KPD said in the investigation they arrested a 39-year-old male suspect on Tuesday for numerous charges including promoting a dangerous drug and six counts of explosives devices prohibited. However, he has been released pending investigation.

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Anyone with information on the incident is asked to call the KPD dispatch at 808-241-1711. Those who wish to remain anonymous can submit a tip through Crime Stoppers Kauai by calling 808-246-
8300 or visit their website.