Mr Ige said the emergency management agency after the incident ordered a change in its procedures requiring two employees, not just one, to send out such an alert in the future.
"There is a screen that says, 'Are you sure you want to do this?'" Mr Miyagi said, adding the employee "feels bad about it".
However, it took almost 40 minutes for Hawaiian authorities to send a revised alert.
The Congresswoman from Hawaii, Gabbard accused Trump of "posturing" and not taking nuclear threats from North Korea seriously and urged to begin direct talks with Pyongyang without preconditions.
"There is no missile threat or danger to the State of Hawaii".
The official did not provide timings of the briefings.
Hawaii EMA has sent a correction for their false alarm about a ballistic missile.
"What happened today is totally inexcusable".
"There needs to be tough and quick accountability and a fixed process", he tweeted.More news: AFTRA Looking Into 'All The Money In The World' Pay Disparity Claims
Wu Qing, a Chinese scholar working in Hawaii, told Xinhua in a phone interview that she still felt frightened.
Hawaii Senator Mazie Hirono tweeted a reassurance that the alarm had been false, adding, "At a time of heightened tensions, we need to make sure all information released to the public is accurate".
Hawaii Emergency Management Agency's Vern Miyagi said steps will be taken to "prevent this from ever happening again".
FCC Chair Ajit Pai says the agency is launching a full investigation into the mistake.
How does the military track missile launches?
"I was very angry that we were put in that situation", Flanagan said. "There is nothing we can do with a missile, '" said Sterling, a law firm employee.
The USA has employed an Emergency Broadcast System since the Cold War days, when most of the world was living in the shadow of the threat of nuclear annihilation.
He made the decision to head home to be with his youngest children, despite "knowing I wouldn't likely make it home in time".
What will state officials do now?
"Today is a day that most of us will never forget".
"I remember looking around at people and thought if we die, this is who I am dying with", she said.