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This polygon layer contains a spatial representation of a geographic area that is designated as a Groundwater Management Area for the Lower Umatilla Basin in Oregon.
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: September 10, 2026 at 06:40 PM -
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria pollutant OZONE. A criteria...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: September 10, 2026 at 06:40 PM -
This data layer is an element of the Oregon GIS Framework. This map includes Oregon Department of Environmental Quality (DEQ) and Oregon Department of Human Services’ (DHS) Drinking Water Program...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: September 10, 2026 at 06:41 PM -
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria pollutant CARBON MONOXIDE. A...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 06:41 PM -
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria pollutant PM10 (particulate...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:41 PM -
This polygon layer contains a spatial representation of a geographic area that is designated as a Groundwater Management Area for Malheur County, Oregon.
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:39 PM -
Decrease the percentage of public water supplies with annually reported maximum contaminant level violations from 16% in 2013 to below 12% by 2017.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:01 PM -
This polygon layer contains a spatial representation of a geographic area that is designated as a Groundwater Management Area for the Southern Willamette Valley in Oregon.
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 06:40 PM
