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Monitoring location A05.0N FK Lunice CR @ Hwy 5/9 BR NR Arthur WV - USGS-390523079080739

Important for you to know:

  • Big changes are coming soon to NWISWeb websites and services. Attend our webinar, January 15, 2026 at 2:00 PM EST, to learn about the impacts. Learn more about our modernization plans and timeline.
  • Scheduled Maintenance Notice
    USGS will be performing maintenance on the time series data processing system beginning at 08:00 EST on January 13, 2026. During this period, delivery of the latest time series data will be delayed. The maintenance is expected to finish within 3 hours, after which all backlogged time series data will be processed and delivered to WDFN web portals and APIs.