Permitting hydrology [electronic resource] : a technical reference document for determination of Probable Hydrologic Consequences (PHC) and Cumulative Hydrological Impact Assessments (CHIA) : baseline data / prepared by the Office of Surface Mining.
Imprint
[Washington, D.C.] : Office of Surface Mining, [2002]
Mode of access: Internet from GPO Access web site. Address as of 12/13/04: http://permanent.access.gpo.gov/websites/osmregov/www.osmre.gov/pdf/phcchiareport.pdf; current access available via PURL.
Note
Title from title screen (viewed on Dec. 13, 2004).
