NOAA S-57 chart cell
Dry Tortugas - Northwest Channel
US5FL4FC
- Usage band
- Harbor · code 5
- Current edition
- 3.0
- Features
- 140
- S-57 layers
- 12
- Published
- Jan 23, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 24.75000° N
- South
- 24.67500° N
- West
- 82.95000° W
- East
- 82.87500° W
- Center
- 24.71250° N, 82.91250° W
- Bounds area
- 18 sq nm
- Feature density
- 7.6003 / sq nm
Chart Statistics
12 largest layers shown
- Average features per layer
- 11.7
- Smallest layer
- 1
- Largest layer
- 59
- Area sq km
- 63
- Features per sq km
- 2.21589
- SBDARE Seabed area 59
- DEPARE Depth area 26
- DEPCNT Depth contour 25
- RESARE 8
- SOUNDG Sounding 7
- SEAARE Sea area 5
- M_QUAL Data quality 3
- M_NPUB 2
- MAGVAR Magnetic variation 2
- ADMARE 1
- M_COVR Coverage 1
- M_NSYS 1
Nearby Chart Cells
Harbor usage band
Current Edition Files
The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US5FL4FC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5FL4FC/3.0/US5FL4FC.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5FL4FC/3.0/US5FL4FC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5FL4FC/3.0/US5FL4FC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5FL4FC/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Jan 23, 2026 | metadata.json |