NOAA S-57 chart cell
Pine Island Sound to San Carlos Bay
US4FL1LS
- Usage band
- Approach · code 4
- Current edition
- 17.1
- Features
- 6,189
- S-57 layers
- 56
- Published
- May 15, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 26.70000° N
- South
- 26.40000° N
- West
- 82.20000° W
- East
- 81.90000° W
- Center
- 26.55000° N, 82.05000° W
- Bounds area
- 290 sq nm
- Feature density
- 21.3249 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 110.5
- Smallest layer
- 1
- Largest layer
- 873
- Area sq km
- 995
- Features per sq km
- 6.21735
- DEPCNT Depth contour 873
- DAYMAR 779
- BCNLAT Lateral beacon 778
- DEPARE Depth area 762
- COALNE Coastline 594
- SLCONS Shoreline construction 413
- LNDARE Land area 321
- OBSTRN Obstruction 202
- PILPNT 163
- BCNSPP Special purpose beacon 155
- RIVERS River 124
- M_QUAL Data quality 113
- SBDARE Seabed area 103
- VEGATN 93
- RETRFL 74
- SEAARE Sea area 65
- LIGHTS Light 48
- DRGARE 42
- CBLOHD 41
- LNDRGN Land region 37
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/US4FL1LS.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4FL1LS/17.1/US4FL1LS.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4FL1LS/17.1/US4FL1LS.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1LS/17.1/US4FL1LS.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1LS/17.1/US4FL1LS.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1LS/17.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 17.1 | May 15, 2026 | metadata.json |