Groundwater-level and groundwater-level change contours for the Lahontan Valley shallow aquifer near Fallon, Nevada, 2012

This USGS data release consists of two geospatial datasets. One dataset contains contours representing water levels based on depth-to-groundwater measurements made at...本次美国地质调查局（United States Geological Survey, USGS）发布的数据包含两套地理空间数据集。其中一套数据集包含基于在……处开展的地下水埋深测量值绘制的水位等值线。