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Figure 1. MGPI’s Mod B facility in Atchison, Kansas (Source: MGPI) .
throughout the United States; primarily in the Midwest and 2.3 PROCESS DESCRIPTION
Southeast. Headquartered in Kansas City, Kansas, Harcros The October 2016 incident occurred at MGPI’s Mod B area,
operates two chemical manufacturing facilities and 29 where specialty wheat starches are manufactured to customer
distribution locations. Harcros operates about 50 hazardous specifications (Figure 1). At Mod B, different chemicals are
3
material CTMVs for chemical deliveries. In 2016, Harcros utilized to satisfy various desired characteristics of the specialty
supplied sulfuric acid, sodium hydroxide, and propylene oxide and commodity starches, including the use of sulfuric acid to
to the process area where the incident at MGPI occurred. modify starch through pH adjustment, and the use of sodium
3 Federal Motor Carrier Safety Administration. Safety Measurement Profile for Harcros hypochlorite to oxidize starch. The Mod B area, separated from
Chemicals Inc. https://ai.fmcsa.dot.gov/SMS/Carrier/980774/CompleteProfile.aspx the main plant by railroad tracks, is located on an access road
(accessed September 12, 2017).
Figure 2. MGPI and surrounding area (Source: Google).
6 CSB MGPI Processing Case Study
