OLMOS PARK, Texas – The husband of the woman who has been missing from Olmos Park for days has been arrested, according to Olmos Park police.

Suzanne Clark Simpson, a mother of four and real estate agent, was last seen Sunday at the Argyle Private Club in Alamo Heights.

Officials with the Olmos Park Police Department said the husband was arrested on an unrelated charge.

RELATED: MISSING PERSON: Police are asking for help finding 51-year-old Suzanne Simpson

The San Antonio Police Department and the Texas Department of Public Safety (DPS) are all involved in the search and investigation. Local law enforcement searched for Simpson throughout the morning, but so far have found no sign of her.

Searches are being conducted along the San Antonio River at the intersection of East Olmos Drive and East Contour Drive near her home.

“Basically we’re looking for anything,” said DPS Sgt. Deon Cockrell. “Search parties will search her and continue to search for her in every possible area where she may be missing or possibly found.”

Simpson is 5 feet, 5 inches tall, weighs about 140 pounds, and has brown hair and hazel eyes. She was last seen wearing a black knee-length dress and black heels, which she may have taken off.

Officers from the Olmos Police Department said they were also searching wooded areas. Simpson’s family has also joined the search.

If you have any information on her whereabouts, call Olmos Park police at (210) 822-2000.