NOAA S-57 chart cell
Dry Tortugas - Gulf of America
US4FL1FP
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 121
- S-57 layers
- 24
- Published
- Feb 20, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 24.90000° N
- South
- 24.60000° N
- West
- 83.10000° W
- East
- 82.80000° W
- Center
- 24.75000° N, 82.95000° W
- Bounds area
- 295 sq nm
- Feature density
- 0.4107 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 5
- Smallest layer
- 1
- Largest layer
- 26
- Area sq km
- 1,011
- Features per sq km
- 0.11973
- SBDARE Seabed area 26
- SOUNDG Sounding 16
- M_QUAL Data quality 13
- DEPARE Depth area 9
- RESARE 9
- DEPCNT Depth contour 8
- COALNE Coastline 5
- LNDARE Land area 5
- WRECKS Wreck 5
- SEAARE Sea area 4
- LIGHTS Light 3
- ADMARE 2
- BOYSPP Special purpose buoy 2
- LNDMRK 2
- M_NPUB 2
- MAGVAR Magnetic variation 2
- BCNLAT Lateral beacon 1
- BOYLAT Lateral buoy 1
- CONZNE 1
- DAYMAR 1
Nearby Chart Cells
Approach 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/US4FL1FP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1FP/2.0/US4FL1FP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1FP/2.0/US4FL1FP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1FP/2.0/US4FL1FP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1FP/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Feb 20, 2025 | metadata.json |