Question: How large is the park that the USRC Erie is stationed at?

Context paragraphs:
USCGC Winnisimmet (WYT-84): USCGC "Winnisimmet" was one of two "Winnisimmet"-class harbor tugs constructed for the Revenue Cutter Service in 1903 and stationed at Boston, Massachusetts.  The Navy assumed control of her from 6 April 1917 to 28 August 1919 during World War I.  In September 1919 she was transferred from Boston to Baltimore, Maryland, where she remained until 1932.  She was then assigned to Norfolk, Virginia where she remained in service until being decommissioned in October 1945.  Before the U.S. Coast Guard was formed in 1915, she was known as the USRC "Winnisimmet".  The other cutter in the "Winnisimmet"-class was the USRC "Wissahickon".

USRC Tigers RFC: USRC Tigers (三軍會猛虎欖球會) is a rugby football club based in King's Park, Hong Kong.  It arose from the merger between Kai Tak Tigers and DeA Flamingo Rugby Football Club in 1990 to become "DeA Tigers".  In 2014, DeA Tigers associated with the United Services Recreation Club (USRC) to become "USRC Tigers".

Erie Bluffs State Park: Erie Bluffs State Park is a 587 acre Pennsylvania state park in Girard and Springfield Townships, Erie County, Pennsylvania in the United States.  The park is the largest undeveloped stretch of land overlooking Lake Erie in Pennsylvania.  Erie Bluffs State Park is just north of Pennsylvania Route 5 near Lake City and 12 mi west of Erie.  It is one of Pennsylvania's newest state parks.

USRC Moccasin (1865): USRC "Moccasin" was a Revenue Cutter purchased from the U.S. Navy in 1865 and immediately assigned to duty at Norfolk, Virginia where future Chief of the Revenue Marine Service, Leonard G. Shepard, future Chief of the Revenue Marine Bureau reported on board as a newly commissioned Third Lieutenant as part of the commissioning crew.  In May 1866 her homeport was moved to Wilmington, North Carolina where she served until being moved for repairs at the Philadelphia Navy Yard in 1869.  After repairs she was assigned to Newport, Rhode Island from 1869 to 1872 and then transferred to Charleston, South Carolina.  In 1881, she was taken to the Slater and Read Shipyard in New York City and was lengthened to 128 feet.  On 10 April 1882 she was recommissioned as USRC "George Bibb" and moved to the Great Lakes.  The "George Bibb" was named after the seventeenth Secretary of the Treasury, George M. Bibb.  While winter quarters were at Ogdensburg, New York, she was also stationed at Duluth, Minnesota, Detroit, Michigan and Oswego, New York.  After decommissioning in November 1890, she was sold in Buffalo, New York for $2500.  She became the merchant vessel "Pentagoet" which foundered in November 1898.

USRC Benjamin Rush: The USRC "Benjamin Rush" was a United States Revenue Cutter stationed at Presque Isle, Pennsylvania.  It was built in 1827 in Erie and was launched on 13 September 1828.  The USRC "Benjamin Rush" has often been confused with the USRC "Richard Rush", which was in service at the same time.  The ship was named for the signer of the Declaration of Independence, Benjamin Rush.

USRC James C. Dobbin (1853): USRC "James C. Dobbin" was a topsail schooner of the "Cushing"-class (1853) named after President Franklin Pierce's Secretary of the Navy, James Cochrane Dobbin.  She was initially stationed at Wilmington, North Carolina, but in 1856 was moved to Savannah, Georgia.  She was seized by a secessionist mob on 3 January 1861 at Savannah and the officers and crew were held in irons.  After the local customs inspector protested the seizure, Joseph E. Brown, the governor of Georgia ordered the cutter and crew released.  "Dobbin" was the only revenue cutter based in the South to escape to the North before the Civil War.  On 26 April 1861, she was ordered to Philadelphia, Pennsylvania to receive heavier armament and then assigned to New York City.  In 1863 "Dobbin" was reassigned to Portland, Maine where she remained until being ordered to Baltimore, Maryland in December, 1876 to be refitted as a training ship.  The first eight cadets of the newly established Revenue Cutter School of Instruction reported aboard "Dobbin" and they set sail on their first practice cruise on 24 May 1877.  One of the eight cadets was future Commandant of the Coast Guard, Worth G. Ross.  The following summer, she was replaced by the newly constructed training cutter USRC "Salmon P. Chase" and "Dobbin" returned to service as a revenue cutter until she was sold in 1881.

Presque Isle State Park: Presque Isle State Park is a 3112 acre Pennsylvania state park on an arching, sandy peninsula that juts into Lake Erie, 4 mi west of the city of Erie, in Millcreek Township, Erie County, Pennsylvania, in the United States.  The peninsula sweeps northeastward, surrounding Presque Isle Bay along the park's southern coast.  It has 13 mi of roads, 21 mi of recreational trails, 13 beaches for swimming, and a marina.  Popular activities at the park include swimming, boating, hiking, biking, and birdwatching.

USRC Erie: The USRC "Erie" was a United States Revenue Cutter stationed at Presque Isle in Erie, Pennsylvania.  It replaced the USRC "Benjamin Rush" on the Great Lakes.  Daniel Dobbins supervised the construction of and was in command of the USRC "Erie" from 1833 to 1841.  Dobbins was placed back in command of the USRC "Erie" in 1845.  USRC "Erie" was active in the prevention of the violation of United States neutrality during the Canadian Rebellions of 1837 and was placed under the control of the United States War Department in April 1839.

Presque Isle Bay: Presque Isle Bay is a natural bay located off the coast of Erie, Pennsylvania, United States.  Its 5.8 sqmi embayment is about 4.6 mi in length, about 1.8 mi across at its widest point, and an average depth of about 20 ft .  The bay is at an elevation of 571 ft (174 m) above sea level.  It is bounded on the north and west by a recurved peninsula that makes up Presque Isle State Park.  On the south, the bay is edged by the urban Erie shoreline, which hosts the Port of Erie Marine Terminal, as well as an assortment of parks, tourist attractions and marinas such as the Erie Yacht Club.  Fishing, water skiing, swimming, and boating, are a few examples of common activities among visitors who come to appreciate this natural bay for its sheltered waters and captivating views of Erie’s historic neighborhoods and landmarks.  A small channel on the east provides a shipping lane into and out of Lake Erie.  Cascade Creek, Garrison Run, Mill Creek, and surface runoff drain the lands of the Presque Isle Bay Watershed into the bay.

Erie Insurance Arena: Erie Insurance Arena (originally known as Erie Civic Center and later, Louis J. Tullio Arena) is a multi-purpose indoor arena in the downtown area of Erie, Pennsylvania.  It is home to the Erie Otters of the Ontario Hockey League, the Erie BayHawks of the NBA G League, and the Lake Erie Eagles of the Canadian Premier Junior Hockey League.  It was built in 1983 as part of the Louis J. Tullio Plaza, which also includes the Warner Theatre and UPMC Park - all of which are administered by the Erie County Convention Center Authority.  The arena is named for the Erie Insurance Group, which purchased the naming rights in May 2012.

Supporting paragraphs: USRC Erie Presque Isle State Park
Answer: 3112 acre