A suspect has been taken into custody, NAS Corpus Christi said on Facebook.
According to Navy spokeswoman Lt. Cmdr. Megan Isaac.
The order for protection on site has since been lifted and the gates to the base have been opened to normal traffic, the base said.
The law enforcement source told CNN that a person called the police after overhearing the suspect and made comments that the caller identified as threatening. No weapon was found and the source said there is no current threat to the community.
As a precautionary measure, the base has been temporarily closed in light of the recent incidents of shootings at naval facilities. The NCIS and the FBI are investigating the incident.
The The lockdown came just days after a gunner killed three people and injured several others at Naval Air Station Pensacola, Florida. The suspect in this case was identified as a Saudi national who was participating in a flight training program at the station.
On December 4, a seaman from the Pearl Harbor Naval Shipyard in Hawaii shot dead two people before killing himself, authorities said.