hydro

Wellhead Protection Area

Category Geography
Agency City of Portland
Sub-Agency Technology
Date Released February 26, 2010
Date Updated February 26, 2010
Frequency As needed
Description

Location and Attributes of Water Supply Wells. 
Agency Program City of Portland / Technology
Technical Documentation Wellhead Protection Area (metadata)
Keywords

Groundwater Maps

Category Geography
Agency City of Portland
Sub-Agency Technology
Date Released February 25, 2010
Date Updated February 25, 2010
Frequency As needed
Description

Estimated Depth to Ground Water in the Portland, Oregon Area (online from USGS).
Agency Program City of Portland / Technology
Technical Documentation Groundwater Maps (metadata)
Keywords

Watershed / Sub Watershed Info

Category Geography
Agency City of Portland
Sub-Agency Technology
Date Released January 1, 1994
Date Updated January 31, 2010
Frequency As needed
Description

Watersheds and Sub Watershed as delineated from USGS 7.5 minute quadrangle topography.
Agency Program City of Portland / Technology
Technical Documentation Watershed / Sub Watershed Info (metadata)
Keywords
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