Portage Arm
bay · Dillingham (CA) · GNIS 1408231
Dataset / verified: gnis-ak-2026-07-18 · ID afy:place:gnis:1408231
Bay or marine feature in Alaska (USGS GNIS). County equivalent: Dillingham (CA). Map: Goodnews Bay D-1 NE.
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This bay name is indexed in USGS GNIS for Dillingham (CA). Tidal currents, chart datums, and fisheries rules differ by waterway—treat this page as a spelling and coordinate anchor, not a substitute for NOAA charts or ADF&G regulations.
Portage Arm is indexed so marine and coastal workflows can resolve names consistently. GNIS does not encode chart soundings, aids to navigation, or VTS rules—use NOAA and USCG references for navigation decisions.
ALASKA.FYI routes readers to primary sources: charts, weather, and fisheries managers. Treat blogs and forums as anecdotal until they match an official publication for your dates.
Practical notes
Check tides, bar crossings, and small-craft advisories before getting underway. Cold-water immersion risk is year-round; file float plans where appropriate and monitor VHF weather where you operate.
Sources
- U.S. Geological Survey / U.S. Board on Geographic Names — GNIS Domestic Names (Alaska) · View source
Summaries are compiled from public sources; verify fees, closures, and regulations with the managing agency. ALASKA.FYI does not provide legal advice.
59.9311111, -159.1130556 · WGS84
Map
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59.9311111, -159.1130556 · WGS84 · zoom 12
Quick facts
- Region / county equivalent
- Dillingham (CA)
- Coordinates
- 59.9311111, -159.1130556
- Elevation
- 305 ft · 93 m
- Latitude
- 59.9311111
- Longitude
- -159.1130556
WGS84 (EPSG:4326)
GNIS elevation from National Elevation Dataset sampling at the primary point; not an official surveyed summit height.
Source: gnis-ned-archive
GNIS ID 1408231 · Names and coordinates from USGS Geographic Names Information System (GNIS) / U.S. Board on Geographic Names, public domain. Elevations (when present) are GNIS/NED-derived values for general reference — not official surveyed heights. Alternate names retain GNIS citations. Not legal boundary or navigation advice.
Official links
Authoritative agency pages for this record. alaska.fyi indexes names and coordinates; verify conditions and regulations with the source agency.
- National Weather Service · NWS point forecast
- U.S. Geological Survey · USGS GNIS feature 1408231
- U.S. Geological Survey · USGS topo: Goodnews Bay D-1 NE
- Alaska DOT&PF · Road conditions (511 Alaska)
- Alaska DOT&PF · Alaska DOT&PF
- Alaska DOT&PF · Alaska DOT&PF — Central Region
- NOAA · NOAA nautical chart catalog
- NOAA · NOAA Tides & Currents (station directory)
- U.S. Geological Survey · USGS NWIS — Alaska real-time water
- National Weather Service · NWS marine forecast (Anchorage)
- Alaska Department of Natural Resources · Alaska DNR — Open Data
- Alaska Department of Natural Resources · Alaska DNR Mapper (land status)
Sources
-
U.S. Geological Survey / U.S. Board on Geographic Names — GNIS Domestic Names (Alaska)
· Public domain (US federal)
See also Sources and Methodology.