Results: 1 - 7 of 7
Dec 31, 1979
Bulletin
… effects of mining activity on water quality vary in intensity, … occasionally exceed drinking water standards regardless of the … are well below drinking water standards. … Hackbarth, D.A. …
Dec 31, 1955
Report
Dec 31, 1983
Bulletin
… were subject to invasion by salt water during low stage and were … presence or absence of bottom water sands. Mapping of these …
Mar 31, 2006
Geo-Note
… coal holes, a minimum of 5432 water wells and more than 18 019 … ooidal ironstone; d) 80 water wells intersected the Bad … unit or ironstone and 109 water wells intersected coal; and …
Apr 25, 2023
Data
Dec 31, 1963
Bulletin