PRISM_DATASET_FILENAME: prism_ppt_us_25m_1932.nc
PRISM_DATASET_CREATE_DATE: 20260729-1337
PRISM_SOURCE_FILENAME: cai_ppt_us_us_30s_193201.bil, cai_ppt_us_us_30s_193202.bil, cai_ppt_us_us_30s_193203.bil, cai_ppt_us_us_30s_193204.bil, cai_ppt_us_us_30s_193205.bil, cai_ppt_us_us_30s_193206.bil, cai_ppt_us_us_30s_193207.bil, cai_ppt_us_us_30s_193208.bil, cai_ppt_us_us_30s_193209.bil, cai_ppt_us_us_30s_193210.bil, cai_ppt_us_us_30s_193211.bil, cai_ppt_us_us_30s_193212.bil
PRISM_SOURCE_CREATE_DATE: 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440, 20130802-1440
PRISM_DATASET_TYPE: an81/r1308
PRISM_DATASET_VERSION: M2
PRISM_CODE_VERSION: 13.1-20130717-1308
PRISM_DATASET_RELEASE_NUMBER: 7
PRISM_DATASET_REMARKS: This grid was developed in three steps: (1) precipitation data were modeled with PRISM at 30-arc-second (~800m) resolution to produce the source grid(s) listed under PRISM_SOURCE_FILENAME, on the date(s) listed under PRISM_SOURCE_CREATE_DATE; (2) These twelve monthly 800m grids were then upscaled to 2.5-arc-minute(~ 4km) resolution with a Gaussian filter; and (3) The resulting twelve monthly 4km grids were summed to obtain a 4km mean annual precipitation grid.
