| Shell Lake Municipal Airport | |
| Icao: | KSSQ |
| Faa: | SSQ |
| Type: | Public |
| Owner: | City of Shell Lake |
| City-Served: | Shell Lake, Wisconsin |
| Timezone: | CST |
| Summer: | CDT |
| Elevation-F: | 1,233 |
| Coordinates: | 45.7314°N -91.9206°W |
| Pushpin Map: | USA Wisconsin#USA |
| Pushpin Relief: | yes |
| Pushpin Map Caption: | Location of airport in Wisconsin |
| Pushpin Label: | SSQ |
| Pushpin Label Position: | right |
| R1-Number: | 14/32 |
| R1-Length-F: | 3,711 |
| R1-Surface: | Asphalt |
| Stat1-Header: | Aircraft operations (2021) |
| Stat1-Data: | 12,600 |
| Stat2-Header: | Based aircraft (2024) |
| Stat2-Data: | 14 |
| Footnotes: | Source: Federal Aviation Administration[1] |
Shell Lake Municipal Airport is a city owned public use airport located one nautical mile (2 km) southeast of the central business district of Shell Lake, a city in Washburn County, Wisconsin, United States. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2021–2025, in which it is categorized as a basic general aviation facility.[2]
Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned SSQ by the FAA but has no designation from the IATA[3] (which assigned SSQ to La Sarre Airport in La Sarre, Quebec, Canada).[4] The airport's ICAO identifier is KSSQ.[5]
Shell Lake Municipal Airport covers an area of 132 acres (53 ha) at an elevation of 1,233 feet (376 m) above mean sea level. It has one runway designated 14/32 with an asphalt surface measuring 3,711 by 75 feet (1,131 x 23 m), with approved GPS approaches.
For the 12-month period ending September 23, 2021, the airport had 12,600 aircraft operations, an average of 35 per day: 95% general aviation, 4% air taxi and 1% military. In July 2024, there were 14 aircraft based at this airport: all 14 single-engine.