What is "hatillo zona"

Population (2000): 5321
Housing Units (2000): 1965
Land area (2000): 1.081054 sq. miles (2.799918 sq. km)
Water area (2000): 0.433755 sq. miles (1.123419 sq. km)
Total area (2000): 1.514809 sq. miles (3.923337 sq. km)
FIPS code: 33296
Located within: Puerto Rico (PR), FIPS 72
Location: 18.484693 N, 66.822166 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: