Michigan

Daily rainfall records were broken in Detroit, Flint, and Saginaw, with Detroit recording its second-heaviest rainfall event when 4.57 in (116 mm) of rain fell at Detroit Metropolitan Airport on August 11.^[4][5] Portions of Interstate 696 and Interstate 75 were closed as vehicles were submerged in floodwaters.^[6][7] In suburban portions of Detroit, peak rainfall amounts of 6.25 inches (159 mm) were recorded.^[8] The American Automobile Association received over 700 calls for assistance in 12 hours, and heavy rainfall caused river levels to rise.^[9] At Baker College near Allen Park, floods stranded 60 students and forced a portion of Interstate 94 to close.^[10] Detroit Zoo closed as a result of flood damage there.^[9] There were 32,000 power outages during the flood event, and flood damage totaled $1.8 billion.^[6][11] In excess of 100,000 homes were damaged across Macomb, Oakland, and Wayne counties as a result of the flooding.^[5] Floodwaters across southeastern portions of the state were combined with nearly 10 billion gallons of sewer overflow.^[12] The flooding in Michigan was described as a "1-in-500 year event", and also regarded as the largest United States natural disaster in 2014 by the American Red Cross and the Federal Emergency Management Agency.^[5]

On September 25, 2014, United States President Barack Obama approved a disaster declaration requested by Michigan governor Rick Snyder that was requested over a week prior.^[13][14] On May 13, 2016, nearly two years after the floods, multiple lawsuits, including a class action lawsuit, were filed against the cities of Clawson and Royal Oak for poor handling of the impacts of the severe weather event.^[15][16][17] Additionally, low-income tenants did not receive aid from the Federal Emergency Management Agency, which resulted in the tenants dealing with toxic mold in their flood-damaged homes in 2016.^[18]

New York

On the Southern State Parkway, 47 vehicles were inundated by floodwaters, trapping 52 people. The Long Island Rail Road experienced significant delays.^[19] Flights were delayed at Macarthur Airport.^[20] In Islip, 13.57 in (345 mm) of rain fell in a 24-hour period, setting a new 24-hour rainfall record for New York and breaking the previous record set during Hurricane Irene.^[21][22][23] At Macarthur Airport, 5.37 in (136 mm) of rain fell in just one hour.^[24] Portions of Interstate 495, New York State Route 27, New York State Route 135, the Southern State Parkway, and County Route 83 closed.^{[25][26][27][28]} Numerous state parks, including Bethpage State Park, Brentwood State Park, Hither Hills State Park and Belmont State Park closed due to flooding.^[29] A baseball game at Yankee Stadium between the New York Yankees and Baltimore Orioles was postponed.^[30] One fatality and one injury occurred after a weather-related crash on Interstate 495.^[31] A state of emergency was declared for Suffolk County, and for the town of Brookhaven,^[3] and Islip mayor Thomas Croci signed a state of emergency declaration.^[20] Flood damage in the state totaled $35.2 million.^[32]

Elsewhere

In Maryland, flash flood emergencies were issued in the Washington–Baltimore combined statistical area, with the Baltimore Harbor Tunnel and parts of the Baltimore Beltway closed due to flooding.^[33] Portions of Interstate 295 closed between the Baltimore Beltway and Westport, Maryland.^[33] Baltimore/Washington International Airport received 6.3 in (160 mm) of rain, which, in the Baltimore metropolitan area, was the second-wettest day on record.^[33]

In Millville, New Jersey, basements were flooded and some collapsed.^[34] Near Branford, Connecticut, vehicles were submerged by floodwaters on Interstate 95.^[35] Significant flooding also occurred in Portland, Maine, where 6.44 in (164 mm) of rain fell,^[36] becoming the wettest day in the city not related to a tropical cyclone.^[37]