Carmel River Watershed: Map of Precipitation

Mean Annual Precipitation

• PDF file - for printing
• PNG file

Metadata

• Original source of data: [http://www.prism.oregonstate.edu/products/matrix.phtml?vartype=tmax&view=data]
• Full metadata available from: [http://www.prism.oregonstate.edu/docs/meta/ppt_30s_meta.htm]
• Data anlysis: Cropped from national scale to just California Coast by Fred Watson, in Arc ASCII GRID format.
• Map produced by:
• Base map compiled by Erin Stanfield, Fred Watson, Wendi Newman.
• Base map:
  • Projected Coordinate System: NAD_1983_UTM_Zone_10N
    • Projection: Transverse_Mercator
• Precipitation map:
  • Geographic Coordinate System: GCS_North_American_1983
    • Datum: D_North_American_1983
    • Prime Meridian: Greenwich

Processing Steps

1. Convert ASCII grid file to Raster using Conversion Tools and Define projection.
2. Add Raster to Base map and Symbolise annual precipitation means using categories with rounded natural breaks.
3. Select appropriate color scheme.