Erie County deputies made DWI arrests on land and water Thursday.

A driver with a blood-alcohol content more than three times the legal limit was arrested following a traffic stop in Elma, sheriff’s deputies reported.

Deputy Tim Christian pulled over a vehicle being driven erratically at about 8:20 p.m. Thursday on Bowen Road in Elma. Jeremy M. Pettigrew, 26, was arrested there, sheriff’s deputies reported.

Pettigrew was charged with aggravated driving while intoxicated, failure to maintain lane, unsafe turn and driving with open alcoholic beverages. He was released on tickets to appear in Elma Town Court.

Meanwhile, Deputies Mike Okal and Tim Coulombe were on marine patrol Thursday night in the Erie Canal when they charged Justin D. Ksiazek, 26, of Kenmore, with boating while intoxicated. Ksiazek, who had a blood-alcohol content of 0.18, more than twice the legal limit for operating a vessel, also was charged with operating without navigation lights. He was issued tickets to appear in Tonawanda City Court.