Suffolk County Crime Stoppers and Southampton Town Police detectives said the fire was started around 4:25 p.m., Friday, May 7 in a wooded area just west of the baseball fields in Iron Point Park, near Wood Road Trail in Flanders.
Multiple agencies responded to the fire which burned a large area.
Suffolk County Crime Stoppers offers a cash reward for information that leads to an arrest.
Anyone with information about the incident can contact Suffolk County Crime Stoppers to submit an anonymous tip by calling 1-800-220-TIPS.
All calls will be kept confidential.
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