NOAA S-57 chart cell
Gulf Intracoastal Waterway - Mississippi Sound and North Bank
US5GPTCA
- Usage band
- Harbor · code 5
- Current edition
- 3.0
- Features
- 139
- S-57 layers
- 27
- Published
- Nov 14, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.30000° N
- South
- 30.22500° N
- West
- 89.17500° W
- East
- 89.10000° W
- Center
- 30.26250° N, 89.13750° W
- Bounds area
- 18 sq nm
- Feature density
- 7.9365 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 5.1
- Smallest layer
- 1
- Largest layer
- 19
- Area sq km
- 60
- Features per sq km
- 2.3139
- SBDARE Seabed area 19
- DEPARE Depth area 18
- COALNE Coastline 16
- DEPCNT Depth contour 16
- M_QUAL Data quality 12
- OBSTRN Obstruction 11
- LNDRGN Land region 8
- WRECKS Wreck 5
- LIGHTS Light 3
- RETRFL 3
- SEAARE Sea area 3
- SOUNDG Sounding 3
- DAYMAR 2
- DRGARE 2
- FAIRWY Fairway 2
- LNDARE Land area 2
- MAGVAR Magnetic variation 2
- PILPNT 2
- SLCONS Shoreline construction 2
- BCNLAT Lateral beacon 1
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/US5GPTCA.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5GPTCA/3.0/US5GPTCA.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5GPTCA/3.0/US5GPTCA.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5GPTCA/3.0/US5GPTCA.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5GPTCA/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Nov 14, 2025 | metadata.json |