GROUND-WATER MONITORING WELLS
Photo by Phil Conrad
GROUND-WATER WELL NEST
KGS file photo
WATER WELL NEXT TO HOG OPERATION
Photo by Phil Conrad
WATER WELL SAMPLING
Photo by Phil Conrad
SPRING SAMPLING
Photo by Phil Conrad
SURVEYING SURFACE ELEVATIONS
Photo by Phil Conrad
MONITORING WELL DRILLING
Photo by Phil Conrad
WATER WELL DRILLING
KGS file photo
