by Paul R. Seaber, F. Paul Kapinos, and George L. Knapp
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Section 1 -- 2.24 MB
History and development
Description of the hydrologic units
Description of the Hydrologic Unit Maps
Review and approval
Conflicts regarding boundaries
Maintenance and updating
Section 2 -- 2.31 MB
Section 3 -- 2.11 MB
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Last modified: Wednesday, December 07 2016, 03:04:11 PM