Hillsborough River

Hillsborough River is a 57.0 mile stream, with the associated WBID(s): 1443A, 1443B, 1443C, 1443D, 1443E, 1443E2, 1443F, 1443H, 1443I, 1462C, 1462D.

This waterbody is located within: Hillsborough Bay Watershed

263 Water Quality Sampling Locations
37 Hydrologic Sampling Locations
3,616,381 Samples
Earliest Sample 06/09/1932
Latest Sample 11/06/2025