NOAA S-57 chart cell
Lake Ontario
US4NY2GG
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 145
- S-57 layers
- 30
- Published
- Dec 28, 2023
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 43.50000° N
- South
- 43.20000° N
- West
- 78.60000° W
- East
- 78.30000° W
- Center
- 43.35000° N, 78.45000° W
- Bounds area
- 236 sq nm
- Feature density
- 0.6146 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 4.8
- Smallest layer
- 1
- Largest layer
- 36
- Area sq km
- 809
- Features per sq km
- 0.17919
- UWTROC Underwater rock 36
- SBDARE Seabed area 21
- BUISGL 15
- DEPARE Depth area 8
- DEPCNT Depth contour 8
- OBSTRN Obstruction 6
- RECTRC 6
- RIVERS River 6
- BUAARE 5
- SILTNK 4
- M_QUAL Data quality 3
- SLCONS Shoreline construction 3
- SOUNDG Sounding 3
- LNDARE Land area 2
- LNDMRK 2
- LNDRGN Land region 2
- PIPSOL 2
- ADMARE 1
- BCNSPP Special purpose beacon 1
- CANALS 1
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/US4NY2GG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4NY2GG/1.0/US4NY2GG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4NY2GG/1.0/US4NY2GG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4NY2GG/1.0/US4NY2GG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4NY2GG/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 28, 2023 | metadata.json |