The incident occurred in Bay Shore on Monday, June 17.
Suffolk County Police said the Third Precinct received a tip regarding the fireworks.
Crime Section officers responded to the warehouse, the location of which is not being released due to an ongoing investigation, and found a shipment of illegal fireworks to be shipped to a business in Suffolk County later, the department said.
On scene, officers seized a pallet containing 13 boxes of fireworks. The boxes held 1,500 fireworks with an estimated street value of $5,000.
The investigation into the fireworks is ongoing, and anyone with information is asked to contact Third Precinct Crime Section officers at 631-854-8326.
Tips about selling illegal fireworks can be made anonymously to Crime Stoppers at 1-800-220-TIPS.
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