NOAA S-57 chart cell
Pensacola Bay Approach
US4FL1XB
- Usage band
- Approach · code 4
- Current edition
- 6.1
- Features
- 197
- S-57 layers
- 27
- Published
- May 19, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.30000° N
- South
- 30.00000° N
- West
- 87.30000° W
- East
- 87.00000° W
- Center
- 30.15000° N, 87.15000° W
- Bounds area
- 281 sq nm
- Feature density
- 0.7022 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 7.3
- Smallest layer
- 1
- Largest layer
- 70
- Area sq km
- 962
- Features per sq km
- 0.20473
- SBDARE Seabed area 70
- DEPARE Depth area 22
- DEPCNT Depth contour 22
- SOUNDG Sounding 16
- OBSTRN Obstruction 12
- M_QUAL Data quality 11
- WRECKS Wreck 8
- BOYLAT Lateral buoy 4
- FAIRWY Fairway 4
- LIGHTS Light 4
- ACHARE Anchorage area 3
- ADMARE 2
- CTNARE Caution area 2
- DMPGRD 2
- M_NPUB 2
- MAGVAR Magnetic variation 2
- C_AGGR 1
- CONZNE 1
- COSARE 1
- EXEZNE 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/US4FL1XB.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4FL1XB/6.1/US4FL1XB.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4FL1XB/6.1/US4FL1XB.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1XB/6.1/US4FL1XB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1XB/6.1/US4FL1XB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1XB/6.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 6.1 | May 19, 2026 | metadata.json |