NOAA S-57 chart cell
Withlacoochee River and Crystal River
US4FL1TQ
- Usage band
- Approach · code 4
- Current edition
- 7.0
- Features
- 3,439
- S-57 layers
- 49
- Published
- Jun 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 29.10000° N
- South
- 28.80000° N
- West
- 82.80000° W
- East
- 82.50000° W
- Center
- 28.95000° N, 82.65000° W
- Bounds area
- 284 sq nm
- Feature density
- 12.1136 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 70.2
- Smallest layer
- 1
- Largest layer
- 821
- Area sq km
- 974
- Features per sq km
- 3.53175
- LNDARE Land area 821
- RIVERS River 507
- COALNE Coastline 425
- DEPARE Depth area 316
- DEPCNT Depth contour 307
- LNDRGN Land region 187
- DAYMAR 129
- BCNLAT Lateral beacon 128
- VEGATN 97
- SLCONS Shoreline construction 74
- SEAARE Sea area 57
- PILPNT 53
- OBSTRN Obstruction 42
- M_QUAL Data quality 39
- LAKARE 30
- LIGHTS Light 28
- CBLOHD 27
- SBDARE Seabed area 21
- BCNSPP Special purpose beacon 16
- CTNARE Caution area 15
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/US4FL1TQ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1TQ/7.0/US4FL1TQ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1TQ/7.0/US4FL1TQ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1TQ/7.0/US4FL1TQ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1TQ/7.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 7.0 | Jun 3, 2026 | metadata.json |