Skip to main content
Official websites use .gov
A .gov website belongs to an official government organization in the
United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Monitoring location Grand River at Jefferson RD NR Clarklake, MI - USGS-04108897
Urgent for you to know:
- UPDATE: GOES‑19 satellite operations have been fully restored, and real‑time telemetry data are once again being processed and delivered through USGS data delivery portals. Over the next several weeks, data gaps from the outage period will be backfilled for affected monitoring locations that have field‑recorded data available.