A hazmat spill involving a heavy truck shut down three lanes on US-90 Alternate westbound at SH-6 on Saturday, October 17, 2026, around 3:43 PM. Houston TranStar confirmed the incident, with the right shoulder, right lane, and center lane all blocked.
The crash forced emergency response and created immediate disruption for westbound traffic in the area. Crews worked to manage the spill and clear the roadway.
Harris County saw 11,683 incidents over the past 30 days, according to LocalTrafficAccidents.com data. Three of those were fatal.
Drivers heading west on US-90 Alternate should expect delays and consider alternate routes if possible. Check real-time traffic updates for current conditions and clearance status.
Update (5:15 PM CT): The major crash at US-90 Alternate Westbound at SH-6, first reported at 3:43 PM, has cleared after approximately 1 hour and 32 minutes. All lanes have reopened and normal traffic flow has resumed in the area.
US-90 Alternate Westbound at SH-6
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.