Released by DJ Frass Records, it sold 741 copies in its first week, according to Nielsen Soundscan.
The sales figures cover the period March 25-31.
Alkaline took to Instagram to praise his fans and acknowledge his milestone.
“All because of you.nuff luv and respect #billboard#reggaechart @realdjfrass @leemillaproductions #newlevelunlocked” – Alkaline via Instagram.
‘New Level Unlocked’ consists of 15 tracks, including the collaboration Like One featuring American R&B singer Bobby V (formerly known as Bobby Valentino).
Other tracks are the chart-topping single Champion Boy, Side Chick, Direction, ATM, and Conquer The World.
This is the first time in five years that a Dancehall artiste has topped the Billboard Reggae Album chart.
The last person to achieve this feat was Shaggy with his 2011 EP Summer in Kingston.
[clickToTweet tweet=”Dancehall star @TheAlkaline Debuts At No.1 On The Billboard Reggae Album Chart” quote=”Dancehall star @TheAlkaline Debuts At No.1 On The Billboard Reggae Album Chart” theme=”style6″]