NOAA S-57 chart cell
Florida Keys - Straits of Florida and Florida Bay
US4FL1FW
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,365
- S-57 layers
- 44
- Published
- Sep 4, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 24.90000° N
- South
- 24.60000° N
- West
- 81.00000° W
- East
- 80.70000° W
- Center
- 24.75000° N, 80.85000° W
- Bounds area
- 295 sq nm
- Feature density
- 4.6328 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 31
- Smallest layer
- 1
- Largest layer
- 278
- Area sq km
- 1,011
- Features per sq km
- 1.35072
- DEPCNT Depth contour 278
- DEPARE Depth area 276
- SBDARE Seabed area 172
- DAYMAR 95
- BCNLAT Lateral beacon 89
- PILPNT 44
- COALNE Coastline 41
- LNDARE Land area 39
- SEAARE Sea area 39
- BCNSPP Special purpose beacon 34
- SLCONS Shoreline construction 33
- OBSTRN Obstruction 26
- WEDKLP 25
- UWTROC Underwater rock 18
- WRECKS Wreck 17
- LIGHTS Light 15
- SOUNDG Sounding 15
- M_QUAL Data quality 14
- CTNARE Caution area 11
- LNDRGN Land region 11
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/US4FL1FW.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1FW/1.0/US4FL1FW.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1FW/1.0/US4FL1FW.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1FW/1.0/US4FL1FW.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1FW/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 4, 2024 | metadata.json |