1997. United States. National Imagery and Mapping Agency. This datalayer is a point coverage representing worldwide miscellaneous industry point features and was published as part of the USGS Global GIS : ... American Geological Institute.
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1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing various types of processing and treatment plants located throughout current VMap1 geographic covera...
1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing various types of processing and treatment plants located throughout current VMap1 geographic cove...
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing pumping stations located throughout current VMap1 geographic coverage areas. Pumping stations for o...