A 3-year-old child and a 6-year-old boy are dead after two separate drownings in family pools on Saturday, according to authorities. 

At about 7 p.m., police and Mesa Fire and Medical responded to a possible drowning, said Sgt. Diana Williams, a Mesa police spokeswoman. 

A child, 3, was immediately transported to a nearby hospital but repeated resuscitation efforts were unsuccessful, she said. 

It was not known if the child was supervised during the incident. 

No other details were immediately available and investigation was ongoing. 

MORE: Adult drownings: More common than you might think

The Avondale Police Department said  6-year-old boy is dead after drowning at a family pool party the same day in Avondale. 

The boy, police said, was pulled from the pool at a residence near Encanto Boulevard and 107th Avenue and was administered CPR by family members. 

He was taken to the hospital where he later died, police said. 

Multiple adults and children were at the home during the incident, according to police. 

The boy’s name has not been released. 

The investigation in ongoing.

RELATED: Phoenix firefighters knock on doors to prevent drownings

Return to azcentral.com for updates. 

Read or Share this story: http://azc.cc/2qGy8Xw