UID:
edoccha_9961097456202883
Format:
1 online resource (v, 52 pages) :
,
illustrations, maps.
Series Statement:
Water-resources investigations ; 78-107
Note:
"Prepared in cooperation with the U.S. Environmental Protection Agency."
,
"September 1978."
,
Description based on online resource; title from PDF title page (USGS, viewed Feb. 2, 2016).
Language:
English