NOAA S-57 chart cell
Chesapeake Bay - Rock Hall Harbor
US5BALAF
- Usage band
- Harbor · code 5
- Current edition
- 2.2
- Features
- 941
- S-57 layers
- 40
- Published
- Dec 12, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 39.15000° N
- South
- 39.07500° N
- West
- 76.27500° W
- East
- 76.20000° W
- Center
- 39.11250° N, 76.23750° W
- Bounds area
- 16 sq nm
- Feature density
- 59.8091 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 23.5
- Smallest layer
- 1
- Largest layer
- 298
- Area sq km
- 54
- Features per sq km
- 17.43754
- SLCONS Shoreline construction 298
- COALNE Coastline 164
- PONTON 91
- LNDRGN Land region 86
- DEPCNT Depth contour 36
- DEPARE Depth area 35
- OBSTRN Obstruction 34
- BCNLAT Lateral beacon 18
- DAYMAR 18
- SEAARE Sea area 17
- SBDARE Seabed area 16
- BOYLAT Lateral buoy 12
- PILPNT 12
- LIGHTS Light 10
- MORFAC 10
- CTNARE Caution area 9
- SOUNDG Sounding 9
- M_QUAL Data quality 8
- WRECKS Wreck 7
- RIVERS River 6
Nearby Chart Cells
Harbor 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/US5BALAF.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/US5BALAF.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/US5BALAF.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/US5BALAF.002
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/US5BALAF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/US5BALAF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5BALAF/2.2/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.2 | Dec 12, 2025 | metadata.json |