PEEKSKILL, N.Y. (CBSNewYork) – There’s a health alert in Westchester County.

Authorities are warning about possible Hepatitis A exposure in Peekskill.

READ MORE: Federal Arrest Warrant Issued For Gabby Petito's Missing Fiancé Brian Laundrie

The county says an employee with the disease worked a private party at Factoria at Charles Point while infectious.

Anyone who was at the event last Saturday, Feb. 15, may have been exposed to Hepatitis A.

READ MORE: 'I Can't Take This Anymore': Heavy Rain In Tri-State Area Renews Flooding Concerns For Many Still Dealing With Damage From Ida

Health officials are also alerting people who ate at Fin and Brew restuarant in the facility on Feb. 16 or 19th, because it shares an ice machine with Factoria.

The Westchester County Health Department will offer preventive treatment at the Health Department Clinic, 134 Court Street, White Plains. Although walk-ins are welcome, advance registration is recommended:

MORE NEWS: 1 Killed, 13 Injured In Shooting At Kroger In Collierville, Tennessee
  • Tuesday, February 25, 9 a.m. to 1 p.m. and 3 p.m. to 7 p.m.
  • Wednesday, February 26, 11 a.m. to 6:30 p.m.
  • Thursday, February 27, 11 a.m. to 6:30 p.m.
  • For other times by appointment during clinic hours, call 914-995-7499

To register, click here.