La Mesa police. Photo by Chris Stone

The body of a female found behind a La Mesa business on March 13 has been identified as a 17-year-old girl who was reported missing from El Cajon in February, La Mesa Police reported Saturday.

The body of Cassidy Hopwood was found behind a business in the 7900 block of El Cajon Boulevard, according to El Cajon Police.

The San Diego County Medical Examiner’s Office said her death was suspected to be related to fentanyl, a synthetic opioid that is 50 to 100 times stronger than morphine.

When the body was found, there were no identifying belongings and the victim appeared to have been dead for some time.

The La Mesa Police Department learned of the identification on Friday.

The LMPD Investigations Unit, San Diego County task force detectives and investigators from the ECPD continued an investigation into the circumstances surrounding the death. No foul play was suspected, police said.

Anyone with information about the death was asked to call the LMPD at 619-667-1400.

City News Service contributed to this article.