A fatal motor vehicle incident occurred at 2:36 AM on Sunday, May 3, 2026, on westbound IH-10 at the Greenhouse exit ramp in Harris County. The crash claimed one life and underscores a documented pattern of extreme incident concentration at this location.
According to LTA data, the Exit 747B area has recorded 81 incidents over the past 30 days — a classification placing it among the highest-frequency crash corridors in the region. Over 90 days, the location has sustained 150 total incidents, including 5 fatalities. In the most recent 12-month period, the corridor has logged 152 incidents with 5 fatalities, indicating sustained concentration rather than seasonal fluctuation.
The fatal incident occurred during off-peak hours. While 44 percent of crashes at this location occur during rush periods — with the peak hour documented as 6 PM to 7 PM — this corridor experiences significant incident activity across all hours. Data shows Tuesday as the highest-incident day over the past 90 days with 24 recorded crashes at this exit.
Harris County recorded 19,083 total traffic incidents in the past 30 days, with 38 fatalities. This single location represents a concentrated share of county-wide crash activity. LTA tracks 67,787 incidents across the 13-county Houston-Galveston region; TxDOT publishes crash data annually through the CRIS database.
Weather conditions at the time of the incident were clear — few clouds and 57 degrees Fahrenheit. The National Weather Service reported no adverse conditions that would have affected visibility or road surface conditions at that hour.
The Greenhouse exit ramp carries substantial traffic volume as a major interchange on a core regional freeway corridor. The concentration of incidents — 55 major incidents alone in the past 30 days — reflects a location where crash frequency substantially exceeds patterns at comparable freeway exits in the region.
Westbound IH-10 near this exit remains a critical commute and through-traffic corridor. The incident adds to a documented pattern that has now produced three fatalities in a 30-day window and five fatalities over 12 months at this specific location.
TxDOT maintains incident response protocols on major freeway corridors and tracks crash concentrations for infrastructure and operational analysis. The data from this corridor will be recorded in the agency's annual CRIS reporting.
Before this incident, the location logged 78 crashes over the prior 30 days.
In the days and weeks following this crash, the location recorded 140 more incidents. 87 of the crashes that followed were major.
The location's crash rate has eased in the months since.
A burst of crashes followed within a compressed period.
The combined before-and-after total places this location in the upper tier of county incident counts.
Numbers current through August 21, 2026.
EXIT 747B W IH 10 FWY @ GREENHOUSE EXIT RAMP
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.