A North Seattle homeowner suffered life-threatening injuries early Sunday after police said he was shot by a robber.

The incident happened about 1:20 a.m. in the 12300 block of 11th Avenue Northeast, and officers blocked several streets as they searched for the suspect, who fled on foot. Seattle Police Det. Renee Witt described the attacker as an Asian man, age 20 to 30 with medium height, a slim build, short black hair and a dark jacket.

Witt said the shooting victim and his roommate operate a marijuana grow, and the victim was shot in the chest when he confronted the intruder.

As officers investigated that shooting, a second homeowner reported a burglary at a nearby residence. Several units were searching in the 12300 block of 14th Avenue Northeast, and 14th was blocked as far north as Northeast 127th Street.

“Officers quickly responded to that location and checked the house,” Witt said in a statement. “The suspect was gone. It is unknown if this was the same suspect.”

The victim, who was initially said to be alert and conscious, was taken to Harborview Medical Center about 1:45 a.m.

The Pinehurst incident was the second Seattle shooting in just more than six hours. The earlier shooting happened a few minutes after 7 p.m. Saturday night near the Space Needle.

Police say an errant bullet by a self-admitted Kent gang member hit a 33-year-old bystander in the leg. He’s expected to survive and the shooting suspect was arrested at the Seattle Center House. Click here to read more about the Seattle Center shooting.

Seattle has seen 15 homicides this year – an especially high number for a city that for the last two years had a homicide rate comparable to the 1950s. There also have been an unusually high number of aggravated assaults, and police have been working emphasis patrols to try and curb gun violence.

The number of Seattle homicides peaked in 1994 when there were 69, according to department data.

Casey McNerthney can be reached at 206-448-8220 or at caseymcnerthney@seattlepi.com. Follow Casey on Twitter at twitter.com/mcnerthney.