Investigators are offering rewards worth up to $10,000 for information leading to those responsible for the pipe bomb found on a Marshfield roadway last month, officials said.

The US Bureau of Alcohol, Tobacco, Firearms, and Explosives, and the Massachusetts Arson Watch Program are each offering up to a $5,000 reward to anyone who can provide information leading to the arrest and conviction of the person, or persons, responsible for the bomb, according to a statement from the ATF.

The Massachusetts State Police bomb squad exploded the pipe bomb on April 27. The bomb was recovered on Ocean Street earlier that day, State Fire Marshal Stephen Coan said.

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