ngs.noaa.gov

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Definitions (148)

1

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Accurate


A modifier that indicates shoreline delineated in a regular, sufficiently controlled survey of any date. Shoreline features with no accuracy modifier should be considered Accurate
Source: ngs.noaa.gov

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approximate


or Estimated
Source: ngs.noaa.gov

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apparent


The outer limit line of a vegetation area, such as marsh or mangrove, delineated as shoreline; the shoreline as it would appear to the mariner. (5)
Source: ngs.noaa.gov

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approximate


A modifier that indicates shoreline which does not meet the definition of Accurate
Source: ngs.noaa.gov

5

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Bulkhead Or Sea Wall


An embankment or wall for protection against waves or tidal action along a shore or water front. (6)
Source: ngs.noaa.gov
This meaning has been disapproved

6

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bulkhead or sea wall


An embankment or wall for protection against waves or tidal action along a shore or water front. (6)
Source: ngs.noaa.gov
This meaning has been disapproved

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canal


An artificial waterway with no flow, or a controlled flow, used for navigation, or for draining or irrigating land. (6)
Source: ngs.noaa.gov

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drydock


An artificial basin fitted with a gate or caisson, into which vessels can be floated and the water pumped out to expose the vessel's bottom. Also called graving dock. (5)
Source: ngs.noaa.gov

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Estimated


A modifier that indicates shoreline which is generally considered to be outside of 100 feet (30.5 meters) of its correct geographic location .
Source: ngs.noaa.gov

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Great Lake Or Lake Or Pond


The Great Lakes, and other small and large bodies of water entirely surrounded by land, both natural and artificial. (6)
Source: ngs.noaa.gov
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