Research Article

Ground-Truthing Validation to Assess the Effect of Facility Locational Error on Cumulative Impacts Screening Tools

Table 2

Summary of the error rate: locational inaccuracy for selected regulatory databases of hazardous facilities in the SJV region. Inaccurate locations were most prevalent in the CARB_Facilities of Interest dataset, where one-third of the facilities would results in misclassified cumulative impacts using screening tools that track hazard proximity.

Total >300 m>600 m >1000 m>3000 m

CARB_FOI 73024819914997
34.0%27.3%20.4%13.3%

Autopaint/body 31429201613
9.2%6.4%5.1%4.1%

Gas stations 164010% random test <3%

Hazardous waste 172111
11.8%5.9%5.9%5.9%