Active Normal USGS

Koyukuk River At Hughes Ak

Updated August 3, 2026 at 04:30:00 PM AKDT · ProvisionalUSGS real-time data that has not finished review. Values can be revised, corrected, or removed after approval. · Site 15564900

Current conditions

Historical trends

Full-year history is still loading for this station. Shorter ranges are available now; the 1 Year chart will fill in as we finish backfilling from USGS.

Hourly measurements

Detailed readings by hour, organized by day

Data courtesy of the U.S. Geological Survey.