A crash on I-610 South Loop westbound at US-90 Alternate near S. Main brought a major slowdown to the morning commute at 7:09 AM on Thursday, September 10, 2026.
The westbound lanes filled quickly as crews worked the scene. If you're heading west on the South Loop right now, expect delays and consider shifting to surface streets. Westheimer, Richmond, or Bellaire offer a way around the main drag — they'll run slower, but they're moving. If you're on the north loop side, Irvington or Fulton can get you past the backup.
This location sees crash activity regularly. According to LTA data, crashes are the most common incident type at this I-610 South Loop stretch over the past 90 days. On a broader scale, Harris County logged more than 16,000 incidents in the past 30 days, with 23 fatalities across the county.
We're monitoring clearance on this one. Check back for updates as the scene clears and traffic begins to flow again.
Update (9:10 AM CT): As of 9:10 AM CT, the scene remains active and lanes may still be affected. Motorists are advised to seek alternate routes.
Update (9:45 AM CT): The major crash at IH-610 South Loop Westbound at US-90 Alternate at S. Main, first reported at 7:09 AM, has cleared after approximately 2 hours and 36 minutes. All lanes have reopened and normal traffic flow has resumed in the area.
IH-610 South Loop Westbound at US-90 Alternate/S. Main
Harris County, Texas
This report was produced by LTA's editor-designed production system under the executive editorial direction of Dennis R. Mundy, Executive Editor. The system combines our proprietary data pipeline with AI-assisted drafting to deliver verified incident coverage to LTA's editorial standards.