Willamette Lowland basin-fill aquifers
Map of aquifer system
Description and map of unconsolidated and semiconsolidated sand and gravel aquifers
- Woodward, D.G., and others 1998, Hydrogeologic Framework of the Willamette Lowland aquifer system, Oregon and Washington: U.S. Geological Survey Professional Paper 1424-B, 82 p.
- Whitehead, R.L., 1994, Ground Water Atlas of the United States, Segment 7- Idaho, Oregon and Washington, 32 p.
(See Puget-Willamette Trough regional aquifer system)