During Hurricane Irene on August 28, 2011, the Hackensack River crested at , the second-highest recorded height and almost above flood stage, forcing flooding homes to be evacuated. The record height at the New Milford flood gauge is set during a storm on April 16, 2007, and the previous second-highest level of had been set during Hurricane Floyd on September 16, 1999.Hackensack River flood gauge at New Milford, National Weather Service Advanced Hydrologic Prediction Service. Accessed August 29, 2011.
durInG hurriCane IreNe on aUGust 28, 2011, tHE hackensAck riVer cRESTed aT , the seCond-hIgHeSt reCoRdED heIgHt ANd almost ABoVE FlooD staGe, forcIng flooding hoMes to bE eVacUaTed. the record HeigHT aT thE new milfoRd flood gauGe Is SEt durINg a storm on april 16, 2007, And tHe preVious seConD-higheSt Level oF had been SeT DuRING HurRiCANE FlOyd on sePteMBeR 16, 1999.haCkeNsaCK rivEr flOOd GAUge at New mILForD, naTiOnal WeATheR SErviCE AdvaNcEd HydroLOgiC predicTiOn sErvIcE. acCessEd AuGust 29, 2011.