{ "currentVersion": 10.91, "cimVersion": "2.9.0", "id": 3, "name": "dam_lines", "type": "Feature Layer", "description": "=2800) or ([hazard]=\"H\")). Dam locations were digitized using any combination of ortho imagery, topographic DRGs, NAVTEQ streets, NHD flowlines, NHD landmarklines, TIGER hydrography, contact with authoritative sources or web research. A line was created by tracing the crest of the dam using referencing imagery and the NHD flowlines. Entities classified as both MaxCapacity and High Hazard are represented once. Text fields in this dataset have been set to all upper case to facilitate consistent database engine search results. All diacritics (e.g., the German umlaut or the Spanish tilde) have been replaced with their closest equivalent English character to facilitate use with database systems that may not support diacritics. No entities for American Samoa, District of Columbia, the Northern Mariana Islands or the Virgin Islands are included in this dataset. The currentness of this dataset is indicated by the [GEODATE] attribute. 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