Walterio Airport (ICAO: MDSP) is a rural airport 10 kilometres (6.2 mi) south of the coastal city of Monte Cristi, Dominican Republic. It serves private aviation and air sports. Now with the Osvaldo Virgil Airport replacing most of its operations, this airport has been reverted as only a runway.

Walterio Airport
IATA: none ICAO: MDWO
Summary
Airport type	Public
Serves	Monte Cristi, Dominican Republic
Elevation AMSL	33 ft / 10 m
Coordinates	19°45′25″N 71°37′30″W / 19.75694°N 71.62500°W / 19.75694; -71.62500
Map
MDWO Location of the airport in the Dominican Republic
Runways
Direction Length Surface m ft 05/23 890 2,920 Gravel
Source: GCM[1] Google Maps[2]

The Monte Cristi non-directional beacon (Ident: MTC) is located 6.5 nautical miles (12.0 km) north of the airport. The Cap Haitien VOR/DME (Ident: HCN) is located 32.4 nautical miles (60.0 km) west of Walterio Airport.^[3][4]