NOAA S-57 chart cell
Entrance to Withlacoochee River and Crystal River
US4FL1TP
- Usage band
- Approach · code 4
- Current edition
- 7.0
- Features
- 908
- S-57 layers
- 36
- Published
- Jun 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 29.10000° N
- South
- 28.80000° N
- West
- 83.10000° W
- East
- 82.80000° W
- Center
- 28.95000° N, 82.95000° W
- Bounds area
- 284 sq nm
- Feature density
- 3.1983 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 25.2
- Smallest layer
- 1
- Largest layer
- 203
- Area sq km
- 974
- Features per sq km
- 0.93249
- DEPCNT Depth contour 203
- DEPARE Depth area 197
- SBDARE Seabed area 87
- DAYMAR 67
- BCNLAT Lateral beacon 66
- LNDARE Land area 46
- LIGHTS Light 40
- COALNE Coastline 32
- M_QUAL Data quality 24
- RIVERS River 17
- VEGATN 13
- OBSTRN Obstruction 12
- SEAARE Sea area 12
- DMPGRD 11
- UNSARE 11
- UWTROC Underwater rock 11
- WRECKS Wreck 10
- PILPNT 9
- SOUNDG Sounding 7
- LNDRGN Land region 4
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/US4FL1TP.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1TP/7.0/US4FL1TP.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1TP/7.0/US4FL1TP.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1TP/7.0/US4FL1TP.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1TP/7.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 7.0 | Jun 3, 2026 | metadata.json |