Skip to main content
Back to Soil Directory

Ramona Soil Series

USDA Code: CA0607

K-Factor

0.28

Soil Erodibility Factor

Texture Class

sandy loam

Drainage Class

well drained

About Ramona

Deep, well drained soils formed in alluvium derived from granitic and related crystalline rock sources. Profile features a reddish argillic subsoil horizon. Found on alluvial fans and terraces in the inland valleys and foothills.

K-factor values are sourced from the USDA Natural Resources Conservation Service (NRCS) SSURGO database.

California Distribution

Widespread in San Diego, Riverside, and Orange counties. Named for the town of Ramona. Historically California's premier avocado soil; now extensively developed for residential uses in the Inland Empire.

Counties Where Found

Calculate erosion risk with Ramona soil data

Start a Rapid RUSLE project with this soil's K-factor (0.28) pre-loaded. Get accurate RUSLE erosion risk assessments in minutes.

Start a Rapid RUSLE project with this soil

No login required to preview results.