Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details.
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Bathymetric Attributed Grid (BAG) Data |
The BAG format is a gridded, multi-dimensional bathymetric data file (see Open Navigation Surface).
Readable with various applications such as the free CARIS Easy View, ESRI ArcGIS or open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty. |
W00294_MB_2m_MLLW_Combined.bag
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539.39MB |
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W00294_MB_2m_MLLW_2of2.bag
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381.33MB |
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W00294_MB_1m_MLLW_1of2.bag
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870.63MB |
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Ellipsoid Referenced BAG Files |
Ellipsoid referenced Bag files have a vertical datum that may differ materially from the charted datum. Please refer to the file level metadata to ensure proper display.
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W00294_MB_1m_Ellipsoid_1of2.bag
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837.24MB |
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W00294_MB_2m_Ellipsoid_Combined.bag
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523.00MB |
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W00294_MB_2m_Ellipsoid_2of2.bag
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816.02MB |
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NOAA/NOS Sounding Data |
Download data from the Point Store database via NEXT (NCEI Extract System). Point soundings are from the survey Smooth Sheet or of similar density. Depths in meters.
Horizontal datum is (converted to) NAD83 if possible. Vertical datum is (converted to) Mean Lower Low Water if possible.
Please check the associated metadata to confirm the correct datums. The data file format is : SurveyID, Long, Lat, Depth.
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W00294
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XYZ format.
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