NOAA S-57 chart cell
Maine
US4ME1EJ
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 2,794
- S-57 layers
- 43
- Published
- Nov 25, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 44.70000° N
- South
- 44.40000° N
- West
- 68.40000° W
- East
- 68.10000° W
- Center
- 44.55000° N, 68.25000° W
- Bounds area
- 231 sq nm
- Feature density
- 12.0844 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 65
- Smallest layer
- 1
- Largest layer
- 704
- Area sq km
- 793
- Features per sq km
- 3.52325
- SBDARE Seabed area 704
- DEPCNT Depth contour 683
- DEPARE Depth area 559
- UWTROC Underwater rock 245
- LNDARE Land area 130
- COALNE Coastline 93
- SEAARE Sea area 62
- OBSTRN Obstruction 55
- SLCONS Shoreline construction 53
- LNDRGN Land region 50
- BUAARE 21
- BOYLAT Lateral buoy 19
- SLOTOP 14
- SOUNDG Sounding 12
- WEDKLP 11
- M_QUAL Data quality 10
- LNDELV 9
- RIVERS River 9
- BUISGL 8
- LNDMRK 7
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/US4ME1EJ.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4ME1EJ/1.1/US4ME1EJ.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4ME1EJ/1.1/US4ME1EJ.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4ME1EJ/1.1/US4ME1EJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4ME1EJ/1.1/US4ME1EJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4ME1EJ/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Nov 25, 2025 | metadata.json |