| Philadelphia Seaplane Base | |
| Faa: | 9N2 |
| Iata: | PSQ |
| Type: | Public |
| Owner: | Township of Tinicum |
| Location: | Essington, Pennsylvania |
| Elevation-M: | 0 |
| Elevation-F: | 0 |
| Coordinates: | 39.8606°N -75.3°W |
| Pushpin Map: | USA Pennsylvania#USA |
| Pushpin Label Position: | bottom |
| Pushpin Label: | PSQ |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location of Philadelphia Seaplane Base |
| R1-Number: | 11/29 |
| R1-Length-M: | 2,774 |
| R1-Length-F: | 9,100 |
| R1-Surface: | Water |
| Stat-Year: | 2008 |
| Stat1-Header: | Aircraft operations |
| Stat1-Data: | 4,500 |
| Footnotes: | Source: Federal Aviation Administration[1] |
Philadelphia Seaplane Base is a township-owned, public-use seaplane base located one nautical mile (1.85 km) south of the central business district of Essington, a community in Tinicum Township, Delaware County, Pennsylvania, United States. It is situated on the Delaware River, west of Philadelphia International Airport.
Originally, the facility operated during World War I as Chandler Field.
Philadelphia Seaplane Base covers an area of 8acres at an elevation of 0 feet above mean sea level. It has one seaplane landing area designated 11/29 which measures 9,100 by 250 feet (2,774 x 76 m). For the 12-month period ending September 16, 2008, it had 4,500 general aviation aircraft operations, an average of 12 per day.