Areal and temporal variations in surface-water quality in the upper Potomac River basin / by Thomas J. Trombley.

Author/creator Trombley, Thomas J. author.
Other author Geological Survey (U.S., issuing body.
Format Electronic
PublicationTowson, Maryland : U.S. Geological Survey, 1992.
Description1 online resource (iv, 48 pages) : illustrations, map + 1 plate.
Supplemental Contenthttps://purl.fdlp.gov/GPO/gpo153086
Subjects

SeriesWater-resources investigations report ; 89-4139
Water-resources investigations report 89-4139. ^A164969
General noteGPO Cataloging Record Distribution Program (CRDP).
Bibliography noteIncludes bibliographical references (pages 47-48).
Source of descriptionDescription based on online resource; title from PDF title page (USGS, viewed Mar. 19, 2021).
Issued in other formPrint version: Trombley, Thomas J. Areal and temporal variations in surface-water quality in the upper Potomac River basin
GPO item number0624-B-05 (online)
Govt. docs number I 19.42/4:89-4139