RIYADH — The Arab coalition fighting to restore legitimacy in Yemen said on Thursday a projectile launched by Yemen's Iranian-backed Houthi rebels had landed on Wednesday night near a desalination plant in Al-Shuqaiq in Saudi Arabia, causing no casualties or damage.

In a statement carried by the Saudi Press Agency (SPA), the coalition spokesman, Col. Turki Al-Maliki said security forces were working to determine the type of projectile that had been used in the attack.

Shuqaiq is in the southwestern Saudi province of Jazan bordering Yemen.