20260115
14240500
1.0
FALSE
AllPrecip_Historical_Grid_ExportFeatures
002
https://www.arcgis.com/sharing/rest/content/items/4757ca2669454cb78e13a74805553397/info/thumbnail/thumbnail1778700246039.png
Geographic
GCS_WGS_1984
Angular Unit: Degree (0.017453)
<GeographicCoordinateSystem xsi:type='typens:GeographicCoordinateSystem' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' xmlns:typens='http://www.esri.com/schemas/ArcGIS/3.3.0'><WKT>GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433],AUTHORITY["EPSG",4326]]</WKT><XOrigin>-400</XOrigin><YOrigin>-400</YOrigin><XYScale>11258999068426.238</XYScale><ZOrigin>-100000</ZOrigin><ZScale>10000</ZScale><MOrigin>-100000</MOrigin><MScale>10000</MScale><XYTolerance>8.983152841195215e-09</XYTolerance><ZTolerance>0.001</ZTolerance><MTolerance>0.001</MTolerance><HighPrecision>true</HighPrecision><LeftLongitude>-180</LeftLongitude><WKID>4326</WKID><LatestWKID>4326</LatestWKID></GeographicCoordinateSystem>
20260115
14212400
20260115
14212400
Esri ArcGIS 13.3.0.52636
AllPrecip_Historical_Grid_ExportFeatures
<p><strong>Overview</strong></p><p>This feature layer provides historical average precipitation values across the United States, organized for annual, seasonal, and monthly comparison. It supports visual exploration of precipitation patterns and is designed for use with map displays and pop-up charts in GIS applications.</p><p><strong>Layer Content</strong></p><ul><li><strong>Precipitation summaries</strong>: Annual precipitation totals, monthly averages, and seasonal averages for fall, spring, summer, and winter over the 1985-2014 time period.</li><li><strong>Spatial coverage</strong>: Nationwide coverage across the contiguous United States.</li><li><strong>Geometry</strong>: Grid-based features that represent precipitation summary values across the landscape.</li></ul><p><strong>Use Cases</strong></p><ul><li>Comparing precipitation patterns by month and season.</li><li>Providing a thematic overlay for environmental mapping and visualization.</li><li>Displaying historical precipitation in web maps and dashboards.</li></ul><p><strong>Data Notes</strong></p><p>The layer is associated with EPA-managed environmental data and is licensed for public use under a U.S. public domain framework, with standard usage cautions provided by the data steward. Unprocessed daily data can be found at the <a target='_blank' href='https://prism.oregonstate.edu/' rel='nofollow ugc noopener noreferrer'>PRISM</a> homepage.</p><p><strong>Point of Contact:</strong> Geneva Gray, (gray.geneva@epa.gov)</p><p>NOTE: Summary, description, and tags began as AI content drafts and are human-reviewed before publishing.</p>
Transparent layer meant to be used on top of the Historical Average Annual Precipitation tile layer. Configured with popup showing historical average annual, seasonal, and monthly precipitation values, and a line plot for monthly. Derived from PRISM dataset between the 30-year period 1985-2014.
<p>Unless otherwise specified, all data produced by the U.S EPA is by default in the public domain and is not subject to domestic copyright protection under 17 U.S.C. <span style='font-family:"Leelawadee UI",sans-serif;'>ยง</span> 105. More details on the U.S. Public Domain license are available <a target='_blank' href='https://www.usa.gov/government-copyright' rel='nofollow ugc noopener noreferrer'>here</a>. Additionally, please be advised that although these data have been processed successfully on a computer system at the U.S. EPA, no warranty expressed or implied is made regarding the accuracy or utility of the data on any other system or for general or scientific purposes, nor shall the act of distribution constitute any such warranty. It is also strongly recommended that careful attention be paid to the contents of the metadata file associated with these data to evaluate data set limitations, restrictions or intended use. The U.S. EPA shall not be held liable for improper or incorrect use of the data.</p>
precipitationmonthly rainfallseasonal precipitationannual precipitationUnited Statesweather
File Geodatabase Feature Class
dataset
EPSG
6.2(3.0.1)
0
Simple
FALSE
0
TRUE
FALSE
AllPrecip_Historical_Grid_ExportFeatures
Feature Class
0
OBJECTID
OBJECTID
OID
4
0
0
Internal feature number.
Esri
Sequential unique whole numbers that are automatically generated.
Shape
Shape
Geometry
0
0
0
Feature geometry.
Esri
Coordinates defining the features.
Id
Id
Integer
4
0
0
gridcode
gridcode
Integer
4
0
0
ppt_month1
ppt_month1
Double
8
0
0
ppt_month2
ppt_month2
Double
8
0
0
ppt_month3
ppt_month3
Double
8
0
0
ppt_month4
ppt_month4
Double
8
0
0
ppt_month5
ppt_month5
Double
8
0
0
ppt_month6
ppt_month6
Double
8
0
0
ppt_month7
ppt_month7
Double
8
0
0
ppt_month8
ppt_month8
Double
8
0
0
ppt_month9
ppt_month9
Double
8
0
0
ppt_month10
ppt_month10
Double
8
0
0
ppt_month11
ppt_month11
Double
8
0
0
ppt_month12
ppt_month12
Double
8
0
0
ppt_annual
ppt_annual
Double
8
0
0
Shape_Length
Shape_Length
Double
8
0
0
Length of feature in internal units.
Esri
Positive real numbers that are automatically generated.
Shape_Area
Shape_Area
Double
8
0
0
Area of feature in internal units squared.
Esri
Positive real numbers that are automatically generated.
20260115
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