NOAA S-57 chart cell
Tampa
US4FL1QR
- Usage band
- Approach · code 4
- Current edition
- 7.0
- Features
- 1,014
- S-57 layers
- 54
- Published
- Feb 6, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.20000° N
- South
- 27.90000° N
- West
- 82.50000° W
- East
- 82.20000° W
- Center
- 28.05000° N, 82.35000° W
- Bounds area
- 286 sq nm
- Feature density
- 3.5414 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 18.8
- Smallest layer
- 1
- Largest layer
- 176
- Area sq km
- 982
- Features per sq km
- 1.0325
- DEPARE Depth area 176
- SLCONS Shoreline construction 163
- DEPCNT Depth contour 159
- PILPNT 76
- COALNE Coastline 62
- DRGARE 38
- BRIDGE 33
- M_QUAL Data quality 32
- OBSTRN Obstruction 27
- PONTON 24
- MORFAC 23
- SBDARE Seabed area 19
- LIGHTS Light 17
- CBLOHD 12
- SEAARE Sea area 12
- CBLARE 11
- LNDMRK 11
- BUAARE 8
- SOUNDG Sounding 8
- BCNLAT Lateral beacon 6
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/US4FL1QR.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1QR/7.0/US4FL1QR.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1QR/7.0/US4FL1QR.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1QR/7.0/US4FL1QR.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1QR/7.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 7.0 | Feb 6, 2026 | metadata.json |