Police have completed their search ofLong Island home, said Suffolk County District Attorney Raymond A. Tierney in a news conference Tuesday afternoon.
Tierney said police found "approximately 279 weapons" in the "cluttered" residence, including "quite a few long guns" and 92 handgun permits. In addition to the weapons, a "massive amount of material" was removed from the home, but Tierney declined to offer more details.
Many of the guns were found inside a walk-in vault in Heuermann's basement, police said Tuesday. Suffolk Police Commissioner Rodney Harrisonthat the vault had a large iron door, but said it was "not a soundproof room."
Heuermann, an architect who worked in New York City,the murders of three women and is the prime suspect in a fourth case. The bodies were found on Gilgo Beach within a quarter mile of each other in 2010, each wrapped in burlap. Heuermann has pled not guilty and will appear in court again on Aug. 1, 2023. He is being held without bail.
Investigators have also searched the Massapequa Park home's backyard, as well as a storage unit nearby. An excavator, sonar devices and cadaver dogs have been used in, and investigators searched around the home's foundation with shovels. Police have been investigating if any murders were committed at the home, which Heuermann , Asa Ellerup, and their two daughters. Ellerup has .
There were seven other sets of remains found on the same beach between 2010 and 2011, and CBS New York reported that Heuermann has not been ruled out as a suspect in those cases.
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