NOAA S-57 chart cell
Caloosahatchee River and Estero Bay
US4FL1LT
- Usage band
- Approach · code 4
- Current edition
- 8.0
- Features
- 2,332
- S-57 layers
- 51
- Published
- Feb 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 26.70000° N
- South
- 26.40000° N
- West
- 81.90000° W
- East
- 81.60000° W
- Center
- 26.55000° N, 81.75000° W
- Bounds area
- 290 sq nm
- Feature density
- 8.0352 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 45.7
- Smallest layer
- 1
- Largest layer
- 308
- Area sq km
- 995
- Features per sq km
- 2.34268
- SLCONS Shoreline construction 308
- OBSTRN Obstruction 230
- DAYMAR 215
- DEPCNT Depth contour 213
- BCNLAT Lateral beacon 211
- DEPARE Depth area 191
- COALNE Coastline 185
- LNDARE Land area 170
- PILPNT 109
- RIVERS River 70
- CBLOHD 43
- UWTROC Underwater rock 41
- M_QUAL Data quality 36
- RETRFL 35
- BRIDGE 34
- BCNSPP Special purpose beacon 29
- LNDRGN Land region 18
- SEAARE Sea area 18
- VEGATN 14
- PONTON 13
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/US4FL1LT.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1LT/8.0/US4FL1LT.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1LT/8.0/US4FL1LT.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1LT/8.0/US4FL1LT.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1LT/8.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 8.0 | Feb 3, 2026 | metadata.json |