NOAA S-57 chart cell
Pensacola Bay
US4FL1YB
- Usage band
- Approach · code 4
- Current edition
- 11.2
- Features
- 4,593
- S-57 layers
- 63
- Published
- May 21, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.60000° N
- South
- 30.30000° N
- West
- 87.30000° W
- East
- 87.00000° W
- Center
- 30.45000° N, 87.15000° W
- Bounds area
- 280 sq nm
- Feature density
- 16.4218 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 72.9
- Smallest layer
- 1
- Largest layer
- 1,307
- Area sq km
- 959
- Features per sq km
- 4.78784
- SLCONS Shoreline construction 1,307
- COALNE Coastline 527
- PILPNT 287
- DEPARE Depth area 277
- DEPCNT Depth contour 268
- SBDARE Seabed area 260
- OBSTRN Obstruction 185
- DAYMAR 160
- LNDRGN Land region 158
- BCNLAT Lateral beacon 148
- LIGHTS Light 132
- LNDARE Land area 90
- BCNSPP Special purpose beacon 77
- M_QUAL Data quality 67
- BOYLAT Lateral buoy 56
- WRECKS Wreck 49
- SOUNDG Sounding 44
- RIVERS River 39
- SEAARE Sea area 37
- BUISGL 32
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/US4FL1YB.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/US4FL1YB.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/US4FL1YB.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/US4FL1YB.002
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/US4FL1YB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/US4FL1YB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1YB/11.2/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 11.2 | May 21, 2026 | metadata.json |