(KRON) -- The Alameda County Sheriff's Office is asking for the public’s help in locating a missing 41-year-old woman who was last seen in Fremont on Oct. 7. Stephanie Lamb is described as being 5 feet 2 inches tall and 200 pounds. She has green eyes and brown hair. Authorities do not know what Lamb was wearing at the time of her disappearance. Missing person Stephanie Lamb (Photo: Alameda County Sheriff's Office) Lamb was last seen in Fremont, but she is also familiar with the Castro Valley and Hayward areas, the sheriff’s office said. ‘It’s a public safety issue’: Fremont city council approves RV crackdown “We are all concerned about Stephanie’s safety and ask for your help to bring her home,” ACSO said. Anyone with information is asked to contact the Alameda County Sheriff’s Office at (510)-667-7721 or local law enforcement.