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OREGON STATE UNIVERSITY
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Southern Willamette Valley Groundwater Management Area
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Well Water
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Groundwater Friendly Gardening
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Groundwater in Oregon
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Understanding Groundwater
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Natural Groundwater Characteristics
Underground Story of Water in Oregon
SWVGWMA
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SWVGMA
Maps
Maps
Southern Willamette Valley Groundwater Management Area
Various maps produced for the project.
Groundwater Management Area
Neighborhood Map - Nitrate Values 2002-2015
(pdf)
Nitrate Trends 2012-2014
(pdf)
Nitrate Values - Original Study 2000-2002
(pdf)
Nitrate Values & Hydrogeologic Units
Land Use
Population Density
Residential Address Points
Septic System Records
Public Water Systems
Wastewater Treatment Facilities
Crop Types
Groundwater Management Area
Map of Land Use in SWVGMA
Map of Nitrate Values & Hydrogeologic Units
Map of Public Water Systems
Map of Residential Address Points
Map of Wastewater Treatment Facilities
Map of crop types
Map of population density
Septic System Records
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