Layers

303(d) List and TMDLs 2012(Legend)

Areas of Special Biological Significance

Arid and Semi-Arid Regions

Caltrans Districts

Caltrans Facilities

Caltrans Tier 1 Monitoring Sites

Calwater Watersheds

Coastal Zone

Counties

Geologic Map (Legend)

High Risk Receiving Watersheds

Monthly Precipitation

MS4 Areas

Post Miles

Rainfall Distribution

RWQCB Boundaries

USGS Topo Maps

Watershed Boundary Dataset

Zip Codes

Risk Level Determination

Erosivity Index

K Factor

R Factor (calculations)

LS Factor

Soil Details

Compliance Storm Events

5-yr 24-hr North

10-yr 24-hr North

5-yr 24-hr South

10-yr 24-hr South