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81. Groundwater Elevation Contours, California, Fall 2013

2013. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for fall 2013. This layer is a smoothed approximation of the groundwater level '... California. Department of Water Resources.

82. Groundwater Elevation Contours, California, Fall 2014

2014. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for fall 2014. This layer is a smoothed approximation of the groundwater level '... California. Department of Water Resources.

83. Groundwater Elevation Contours, California, Spring 2011

2011. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2011. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

84. Groundwater Elevation Contours, California, Spring 2012

2012. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2012. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

85. Groundwater Elevation Contours, California, Spring 2013

2013. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2013. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

86. Groundwater Elevation Contours, California, Spring 2014

2014. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2014. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

87. Groundwater Elevation Contours, California, Spring 2016

2016. California. Department of Water Resources. This line shapefile represents groundwater elevation in California for spring 2016. This layer is a smoothed approximation of the groundwater level... California. Department of Water Resources.

88. Groundwater Management Plan, California, 2013

2013. California. Department of Water Resources. This polygon shapefile represents statewide groundwater management plan boundaries within the state of California. These boundaries were originally... California. Department of Water Resources.

89. Principal Aquifers, New York State, 1998

1998. James A. Miller (comp.). This data set contains the shallowest principal aquifers of New York State, portrayed as lines. The data set was developed as part of the effort to...

90. Principal Aquifers of the 48 Conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands

2003. Geological Survey (U.S.). Water Resources Division. Wisconsin District. This polygon shapefile contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islan... Geological Survey (U.S.).