Shortly before, there had been an explosion in a house the man was renting in the Ekamai area of central Bangkok, and shortly afterwards, another blast on a nearby road.
"The police have control of the situation. It is thought that the suspect might be storing more explosives inside his house," government spokeswoman Thitima Chaisaeng told reporters.
The three blasts came a day after bomb attacks targeted Israeli embassy staff in India and Georgia. Israel accused Iran and its Lebanese ally Hezbollah of being behind those attacks.
Hezbollah is a Shi'ite Islamist group backed by Syria and Iran that is on the official U.S. blacklist of foreign terrorist organizations.
Iran denied involvement in the New Delhi and Tbilisi bombs. Read More