Atlantic hurricane season over: A look at 2017's devastating storms

Thursday marks the last day of the busiest Atlantic hurricane season in years.

In 2017 there were 17 named storms - the most active since 2005, the year that Katrina hit.

Three Category 4 hurricanes made landfall in the United States: Harvey, Irma and Maria - the first time on record this has happened in a single season.

Facts and records about the 2017 hurricane season from Good Morning America's weather team:

HURRICANE HARVEY

- Harvey produced biggest rainfall total from a single storm on record in the United States: 51.88 inches.

- Port Arthur, Texas saw more than two feet of rain in 24 hours.

- Made landfall in Rockport, TX with winds of 130 mph as a Category 4 hurricane.

- First Category 4 hurricane to hit Texas since 1961.

- Harvey made 3 landfalls in the United States: Two in TX and one in Louisiana.

RELATED: Josh Einiger reports from Texas

HURRICANE IRMA

- Strongest winds were clocked at 185 mph, the second strongest hurricane in the Atlantic Basin in history.

- Strongest storm to impact Leeward Islands in recorded history.

- The hurricane completely destroyed the island of Barbuda with 185 mph winds as it passed over the Caribbean island.

- The first Category 5 hurricane to hit the Bahamas since Hurricane Andrew in 1992.

- First Category 5 hurricane to make landfall in Cuba since 1924.

- Made landfall in Cudjoe Key, FL as a Category 4 hurricane with winds of 130 mph.

- First Category 4 hurricane to make landfall in Florida since hurricane Charlie 2004.

- Made a second landfall in Marco Island, Florida with 115mph winds as a Category 3 hurricane.

RELATED: Hurricane Irma coverage on abc7NY.

HURRICANE MARIA

- Went from Category 1 to Category 5 in 15 hours.

- Strongest winds went up to 175 mph.

- Made landfall in Dominica Island in Caribbean on Sep 18th at Category 5 with winds at 160 mph.

- Puerto Rico got 35 inches of rain, some rivers rising 20 feet in just a few hours.

- First Category 5 hurricane in history to make landfall on island of Dominica. The island was completely destroyed by Maria.

- Made landfall in Yabucoa, Puerto Rico, September 20th, Category 4, winds 155 mph.

- Strongest hurricane to make landfall in Puerto Rico since 1928.

RELATED: Puerto Rico still struggling after Hurricane Maria