UPDATE (12:20 p.m.) The lock out at all Elmira City Schools has been lifted. 

In a statement, school officials said, "Under the direction of the Chemung County Sheriff's Department, the lock out has been lifted across all Elmira City School District locations. Earlier today, the ECSD locations weer on lock out due to an investigation being conducted by the Chemung County Sheriff's Department after learning of a potential threat by phone. AGAIN - under the direction of the sheriff's office and in partnership with school officials, the lock out has been lifted. Thank you to our law enforcement and to our community partners for your patience throughout this morning. As always, student safety is our top priority." 

UPDATE (11:15 a.m.) In a statement, Sheriff Chris Moss said, 
"The Sheriff's Office is currently conducting an investigation into suspicious phone call(s) received at the Elmira High School. Students are in "sit in place" status, while the investigation is being conducted. The Sheriff's Office is being assisted by multiple Law Enforcement agencies. Further details to follow."

ELMIRA, N.Y. (WENY) – The Elmira City School District has confirmed all schools are on lock-out.

In a statement to WENY News, they said, “Out of an abundance of caution, we have placed all ECSD locations on lock out status which means it is business as usual inside the building and at this time, and we are not allowing visitors at this time.”

Additionally, the school district says they are actively working on the situation and will alert parents and the community when the lock out is lifted.

Currently, it is unknown why the schools are under lockout; however, a heavy police presence was reported around Elmira High School. We have contacted the Chemung County Sheriff's Office and are waiting for more information.