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Grain Processing Corporation: OSHA inspections and violations

Muscatine, Iowa · Wet Corn Milling and Starch Manufacturing · NAICS 311221

23inspections
148citation items
$140,366current penalties
Oct 21, 2025last inspection

OSHA has inspected Grain Processing Corporation 23 times in Iowa since 1972.

The latest one began on Oct 21, 2025 on a referral, in Muscatine.

Those inspections ended with 148 citation items: 83 serious and 65 other-than-serious.

Penalties were first proposed at $248,463 and now stand at $140,366, 44% lower after settlements or reviews.

Ladders in general industry comes up most often in these citations: 15 items under 1910.23.

How that compares: the median penalty per cited inspection for manufacturing employers since 2015 is $4,872, and Grain Processing Corporation averages $7,936 (3 cited inspections).

1 inspection on this page followed a fatal incident.

Grain Processing Corporation also files yearly injury logs with OSHA, summarized below.

Grain Processing Corporation: OSHA citation items per year, 1972 to 2025
Citation items per year, by inspection date.

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Inspection history

Inspection 348573171 OPENED OCT 21, 2025Closed

Referral · Partial · Safety · 800 employees at the site · Closed Jun 4, 2026

1600 Oregon St., Muscatine, IA 52761 · Wet Corn Milling and Starch Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.212(a)(1) · Machine guarding
Other-than-serious$10,641$10,641Apr 10, 2026Final

Inspection 346571763 OPENED MAR 16, 2023Closed

Programmed other · Partial · Safety · 450 employees at the site · Closed May 26, 2023

1600 Oregon St., Muscatine, IA 52761 · Wet Corn Milling and Starch Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 345663488 OPENED NOV 30, 2021Closed

Unprogrammed related · Partial · Safety · 125 employees at the site · Closed Feb 23, 2022

1600 Oregon St., Muscatine, IA 52761 · Wet Corn Milling and Starch Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.147(d)(4)(i) · Lockout/tagout
Other-than-serious$7,315$7,315Feb 1, 2022Final
Citation 1, item 1b
29 CFR 1910.147(d)(5)(i) · Lockout/tagout
Other-than-serious$0$0Feb 1, 2022Final
Citation 1, item 1c
29 CFR 1910.147(f)(1)(v) · Lockout/tagout
Other-than-serious$0$0Feb 1, 2022Final

Inspection 345620751 OPENED NOV 3, 2021Closed

Referral · Partial · Health · 120 employees at the site · Closed Jan 19, 2022

1600 Oregon St., Muscatine, IA 52761 · Wet Corn Milling and Starch Manufacturing · OSHA's record · Phone and website on Google Maps

Incident on Oct 25, 2021: Employee suffers foot burn while shoveling corn germ

At 9:00 a.m. on October 25, 2021, an employee was shoveling hot wet mill corn germ that was dumped into an alleyway following an upset processing condition. Employees had to manually shovel the germ to prevent a backup into the discharge conveyor. The employee had a medical condition that prevented him from feeling the heat. The employee was hospitalized to treat a third degree burn on his right foot.

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.1200(h)(3)(ii) · Hazard communication
Other-than-serious$5,852$5,852Dec 20, 2021Final
Citation 1, item 1b
29 CFR 1910.1200(h)(3)(iii) · Hazard communication
Other-than-serious$0$0Dec 20, 2021Final

Inspection 339061822 OPENED MAY 9, 2013Closed

Planned · Partial · Health · 90 employees at the site · Closed Aug 29, 2013

1600 Oregon St., Muscatine, IA 52761 · Marine Cargo Handling · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
OSH Act Section 5(a)(1) · General Duty Clause
Serious$5,000$5,000Aug 9, 2013Final
Citation 1, item 2
29 CFR 1910.303(b)(7)(iv) · Electrical equipment, general requirements
Other-than-serious$5,000$0Aug 9, 2013Final
Citation 1, item 3
29 CFR 1910.305(b)(1)(ii) · Electrical wiring methods
Serious$5,000$5,000Aug 9, 2013Final
Citation 1, item 4
29 CFR 1910.305(g)(1)(iv)(c) · Electrical wiring methods
Other-than-serious$5,000$0Aug 9, 2013Final
Citation 1, item 5
29 CFR 1917.111(d) · Maintenance and load limits
Serious$2,550$0Aug 9, 2013Final
Citation 1, item 6
29 CFR 1917.122(d) · Employee exits
Serious$5,000$5,000Aug 9, 2013Final

Inspection 316764299 OPENED OCT 8, 2012Closed

Planned · Partial · Safety · 475 employees at the site · Closed Jun 24, 2013

1600 Oregon Street, Muscatine, IA 52761 · All Other Miscellaneous Food Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 880004
Other-than-serious$1,875$938Nov 21, 2012Closed
Citation 1, item 2
29 CFR 880004
Other-than-serious$1,875$0Nov 21, 2012Closed
Citation 1, item 3
29 CFR 1910.23(a)(2) · Guarding floor and wall openings and holes
Other-than-serious$1,875$1,000Nov 21, 2012Closed
Citation 1, item 4
29 CFR 1910.23(a)(3) · Guarding floor and wall openings and holes
Other-than-serious$1,875$1,000Nov 21, 2012Closed
Citation 1, item 5
29 CFR 1910.23(c)(1) · Guarding floor and wall openings and holes
Other-than-serious$1,875$1,000Nov 21, 2012Closed
Citation 1, item 6
29 CFR 1910.27(d)(1)(ii) · Fixed ladders
Other-than-serious$1,875$1,000Nov 21, 2012Closed
Citation 1, item 8
29 CFR 1910.212(a)(1) · Machine guarding
Other-than-serious$1,875$1,200Nov 21, 2012Closed
Citation 1, item 9a
29 CFR 1910.215(a)(4) · Grinders and abrasive wheels
Other-than-serious$1,000$600Nov 21, 2012Closed
Citation 1, item 9b
29 CFR 1910.215(b)(9) · Grinders and abrasive wheels
Other-than-serious$0$0Nov 21, 2012Closed

Inspection 315036624 OPENED OCT 5, 2010Closed

Unprogrammed related · Partial · Safety · 900 employees at the site · Closed Dec 15, 2010

1600 Oregon Street, Muscatine, IA 52761 · Wet Corn Milling and Starch Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.212(a)(1) · Machine guarding
Other-than-serious$3,500$2,450Nov 2, 2010Closed
Citation 1, item 2
29 CFR 1910.219(e)(3)(i) · Belts, pulleys and power-transmission parts
Other-than-serious$2,500$1,875Nov 2, 2010Closed

Inspection 314779612 OPENED JUL 27, 2010Closed

Referral · Partial · Safety · 650 employees at the site · Closed Sep 14, 2010

1600 Oregon Street, Muscatine, IA 52761 · Ethyl Alcohol Manufacturing · OSHA's record · Phone and website on Google Maps

Incident on Jul 9, 2010: Employee amputates finger in moving part on forklift

At approximately 1:13 p.m. on July 9, 2010, Employee #1 was loading a bag of sta rch on a Nissan 40 forklift via a push-pull b style attachment. To load the bag properly, he stood at the front of the attachment and attempted to straighten th e slip sheet, which was located under the starch bag. A coworker was standing ne xt to the controls and accidentally struck the control, which caused the clampin g mechanism on the push-pull attachment to move down. The attachment struck and amputated the right little finger of Employee #1. Emergency medical personnel we re summoned and transported him to a medical center where he received treatment and was hospitalized.

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.178(l)(2)(ii) · Forklifts and other powered industrial trucks
Other-than-serious$5,000$5,000Aug 12, 2010Closed
Citation 1, item 1b
29 CFR 1910.178(l)(3)(ig) · Forklifts and other powered industrial trucks
Other-than-serious$0$0Aug 12, 2010Closed
Citation 1, item 2
29 CFR 1910.178(q)(1) · Forklifts and other powered industrial trucks
Other-than-serious$1,700$850Aug 12, 2010Closed
15 older inspections

Inspection 312624497 OPENED OCT 6, 2008Closed

Complaint · Partial · Health · 600 employees at the site · Closed Dec 18, 2008

1600 Oregon Street, Muscatine, IA 52761 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.22(c) · General requirements
Other-than-serious$1,275$0Dec 4, 2008Closed
Citation 1, item 2a
29 CFR 1910.23(a)(2) · Guarding floor and wall openings and holes
Other-than-serious$2,125$0Dec 4, 2008Closed
Citation 1, item 2b
29 CFR 1910.23(e)(1) · Guarding floor and wall openings and holes
Other-than-serious$0$0Dec 4, 2008Closed
Citation 1, item 3
29 CFR 1910.212(a)(1) · Machine guarding
Serious$2,125$2,000Dec 4, 2008Closed
Citation 1, item 4
29 CFR 1910.303(g)(2)(i) · Electrical equipment, general requirements
Serious$1,275$1,000Dec 4, 2008Closed

Inspection 310085980 OPENED APR 12, 2007Closed

Complaint · Partial · Health · 600 employees at the site · Closed Jun 11, 2007

1600 Oregon Street, Muscatine, IA 52761 · All Other Basic Organic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 308265131 OPENED APR 4, 2006Closed

Complaint · Partial · Safety · 640 employees at the site · Closed Aug 24, 2006

1600 Oregon Street, Muscatine, IA 52761 · Ethyl Alcohol Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.119(l)(1) · Process safety management
Other-than-serious$2,500$1,250Jun 20, 2006Closed
Citation 2, item 1a
29 CFR 1910.38(a)(5)(ii) · Emergency action plans
Other-than-serious$1,000$500Jun 20, 2006Closed

Inspection 115099871 OPENED DEC 13, 2005Closed

Referral · Partial · Safety · 743 employees at the site · Closed Apr 17, 2007

1600 Oregon Street, Muscatine, IA 52761 · Flour Milling · OSHA's record · Phone and website on Google Maps

Incident on Dec 3, 2005: Employee suffers amputation working on rail car

Employee # 1 and a coworker were moving rail cars to the scale for weighing. Emp loyee # 1 climbed onto the ladder of the first car to ride to the weighing scale and set the brake. As Employee # 1 stepped onto the ladder rung with his right foot, his foot slipped through the rung. Employee #1 tried to push himself away from the ladder but the ladder rung hit his right leg, pushing his body so his l eft foot was pushed under the rail car wheel. Employee #1's left foot went strai ght under the wheel causing crushing injuries to left foot and ankle. Employee # 1's left foot was surgically amputated half way between the knee and ankle. Empl oyee #1 was hospitalized.

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.147(c)(6)(i) · Lockout/tagout
Serious$2,625$1,500Feb 16, 2006Closed
Citation 2, item 1
29 CFR 1910.178(l)(2)(iii) · Forklifts and other powered industrial trucks
Other-than-serious$750$0Feb 16, 2006Closed

Inspection 300373404 OPENED MAY 24, 1999Closed

Planned · Complete · Health · 776 employees at the site · Closed Feb 2, 2000

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.120(q)(1) · Hazardous waste operations and emergency response
Serious$700$700Aug 17, 1999Closed
Citation 1, item 1b
29 CFR 1910.120(q)(6) · Hazardous waste operations and emergency response
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2a
29 CFR 1910.146(d)(9) · Permit-required confined spaces
Serious$900$900Aug 17, 1999Closed
Citation 1, item 2b
29 CFR 1910.146(d)(11) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2c
29 CFR 1910.146(d)(12) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2d
29 CFR 1910.146(f)(3) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2e
29 CFR 1910.146(f)(4) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2f
29 CFR 1910.146(f)(7) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2g
29 CFR 1910.146(f)(9) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2h
29 CFR 1910.146(f)(10) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2i
29 CFR 1910.146(f)(11) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2j
29 CFR 1910.146(f)(13) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 2k
29 CFR 1910.146(j)(4) · Permit-required confined spaces
Serious$0$0Aug 17, 1999Closed
Citation 1, item 3
29 CFR 1910.219(c)(2)(i) · Belts, pulleys and power-transmission parts
Serious$600$600Aug 17, 1999Closed
Citation 1, item 4
29 CFR 1910.305(g)(2)(iii) · Electrical wiring methods
Serious$900$900Aug 17, 1999Closed
Citation 1, item 5
29 CFR 1910.334(a)(2)(i) · Using electrical equipment
Serious$900$900Aug 17, 1999Closed
Citation 2, item 1
29 CFR 1910.23(d)(1)(iii) · Guarding floor and wall openings and holes
Other-than-serious$0$0Aug 17, 1999Closed
Citation 2, item 2
29 CFR 1910.134(c)(1) · Respiratory protection
Other-than-serious$0$0Aug 17, 1999Closed
Citation 2, item 3
29 CFR 1910.134(h)(2)(i) · Respiratory protection
Other-than-serious$0$0Aug 17, 1999Closed
Citation 2, item 4
29 CFR 1910.151(c) · First aid and eyewash
Other-than-serious$0$0Aug 17, 1999Closed
Citation 2, item 5
29 CFR 1910.253(b)(4)(iii) · Gas welding and cutting
Other-than-serious$0$0Aug 17, 1999Closed

Inspection 115041923 OPENED OCT 1, 1991Closed

Referral · Complete · Health · 800 employees at the site · Closed Feb 10, 1993

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.106(d)(4)(i) · Flammable liquids
Other-than-serious$2,500$1,500Feb 18, 1992Closed
Citation 1, item 3a
29 CFR 1910.134(a)(1) · Respiratory protection
Serious$5,000$5,000Feb 18, 1992Closed
Citation 1, item 3b
29 CFR 1910.1000(a)(2) · Air contaminants
Serious$0$0Feb 18, 1992Closed
Citation 1, item 3c
29 CFR 1910.1000(a)(3) · Air contaminants
Serious$0$0Feb 18, 1992Closed
Citation 1, item 3d
29 CFR 1910.1000(e) · Air contaminants
Serious$0$0Feb 18, 1992Closed
Citation 1, item 4
29 CFR 1910.303(b)(1) · Electrical equipment, general requirements
Other-than-serious$1,500$500Feb 18, 1992Closed
Citation 1, item 5a Other-than-serious$5,000$1,000Feb 18, 1992Closed
Citation 1, item 5b Other-than-serious$0$0Feb 18, 1992Closed
Citation 1, item 5c Other-than-serious$0$0Feb 18, 1992Closed
Citation 1, item 6 Other-than-serious$2,500$500Feb 18, 1992Closed
Citation 1, item 7a
29 CFR 1200003 20A
Other-than-serious$1,500$500Feb 18, 1992Closed
Citation 1, item 7b
29 CFR 1200003 20C
Other-than-serious$0$0Feb 18, 1992Closed
Citation 1, item 8
29 CFR 1200004 10B
Other-than-serious$2,500$500Feb 18, 1992Closed
Citation 2, item 1
29 CFR 1910.252(b)(2)(iii) · Welding fire safety
Other-than-serious$12,500$1,500Feb 18, 1992Closed
Citation 2, item 2
29 CFR 1910.303(b)(2) · Electrical equipment, general requirements
Other-than-serious$17,500$2,000Feb 18, 1992Closed
Citation 3, item 1
29 CFR 1910.134(b)(8) · Respiratory protection
Other-than-serious$0$0Feb 18, 1992Closed
Citation 3, item 2 Other-than-serious$0$0Feb 18, 1992Closed

Inspection 104263983 OPENED JUL 10, 1991Closed

Accident · Complete · Safety · 800 employees at the site · Closed Feb 24, 1992

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Incident on Aug 29, 1991: Employee's fingertip amputated in shear

Employee #1 put a piece of metal into a shear and reached forward to position th e piece. He stepped on the pedal and the hold-down on the machine amputated his fingertip. Employee #1 required hospitalization.

Incident on Aug 29, 1991 (fatal): Electric shock - direct contact with energized parts

A maintenance electrician was sent to troubleshoot a problem with an exhaust fan . He went to a switch room and locked out the disconnecting means for an exhaust fan. He thought he had deenergized the correct fan, but he had the exhaust fan number wrong. Thus, the 480-volt motor he was working on was energized, and he w as electrocuted when he contacted energized parts.

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1200004 1
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 2
29 CFR 1910.22(a)(1) · General requirements
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 3
29 CFR 1910.22(c) · General requirements
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 4
29 CFR 1910.23(a)(6) · Guarding floor and wall openings and holes
Serious$3,150$2,500Oct 7, 1991Closed
Citation 1, item 5
29 CFR 1910.23(a)(8) · Guarding floor and wall openings and holes
Other-than-serious$1,800$0Oct 7, 1991Closed
Citation 1, item 6
29 CFR 1910.23(b)(1)(i) · Guarding floor and wall openings and holes
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 7a
29 CFR 1910.23(c)(1) · Guarding floor and wall openings and holes
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 7b
29 CFR 1910.23(c)(1) · Guarding floor and wall openings and holes
Serious$0$0Oct 7, 1991Closed
Citation 1, item 8
29 CFR 1910.23(c)(2) · Guarding floor and wall openings and holes
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 9
29 CFR 1910.23(d)(1)(iii) · Guarding floor and wall openings and holes
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 10
29 CFR 1910.24(d) · Fixed industrial stairs
Other-than-serious$1,350$0Oct 7, 1991Closed
Citation 1, item 11a
29 CFR 1910.24(h) · Fixed industrial stairs
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 11b
29 CFR 1910.24(h) · Fixed industrial stairs
Serious$0$0Oct 7, 1991Closed
Citation 1, item 12
29 CFR 1910.106(d)(2)(i) · Flammable liquids
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 13
29 CFR 1910.145(c)(3) · Specifications for accident prevention signs and tags
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 14
29 CFR 1910.147(c)(4)(i) · Lockout/tagout
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 15
29 CFR 1910.151(c) · First aid and eyewash
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 16
29 CFR 1910.176(b) · Material storage and aisles
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 17
29 CFR 1910.178(c)(2)(vi)(0)(a) · Forklifts and other powered industrial trucks
Serious$3,150$2,500Oct 7, 1991Closed
Citation 1, item 18
29 CFR 1910.179(g)(5)(iii) · Overhead and gantry cranes
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 19
29 CFR 1910.212(a)(1) · Machine guarding
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 20
29 CFR 1910.212(a)(3)(ii) · Machine guarding
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 21
29 CFR 1910.212(a)(5) · Machine guarding
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 22a
29 CFR 1910.215(a)(4) · Grinders and abrasive wheels
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 22b
29 CFR 1910.215(a)(4) · Grinders and abrasive wheels
Serious$0$0Oct 7, 1991Closed
Citation 1, item 23
29 CFR 1910.215(b)(9) · Grinders and abrasive wheels
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 24
29 CFR 1910.215(d)(1) · Grinders and abrasive wheels
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 25
29 CFR 1910.219(c)(2)(i) · Belts, pulleys and power-transmission parts
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 26
29 CFR 1910.219(d)(1) · Belts, pulleys and power-transmission parts
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 27
29 CFR 1910.219(e)(3)(i) · Belts, pulleys and power-transmission parts
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 28
29 CFR 1910.219(f)(1) · Belts, pulleys and power-transmission parts
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 29
29 CFR 1910.219(f)(3) · Belts, pulleys and power-transmission parts
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 30
29 CFR 1910.253(b)(2)(ii) · Gas welding and cutting
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 31
29 CFR 1910.254(d)(8) · Arc welding and cutting
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 32
29 CFR 1910.254(d)(9)(iii) · Arc welding and cutting
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 33
29 CFR 1910.252(b)(2)(iii) · Welding fire safety
Serious$1,350$900Oct 7, 1991Closed
Citation 1, item 34
29 CFR 1910.272(j) · Grain handling facilities
Other-than-serious$1,800$0Oct 7, 1991Closed
Citation 1, item 35
29 CFR 1910.303(b)(2) · Electrical equipment, general requirements
Serious$1,350$750Oct 7, 1991Closed
Citation 1, item 36a
29 CFR 1910.303(f) · Electrical equipment, general requirements
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 36b
29 CFR 1910.303(f) · Electrical equipment, general requirements
Serious$0$0Oct 7, 1991Closed
Citation 1, item 37
29 CFR 1910.303(g)(1)(ii) · Electrical equipment, general requirements
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 38
29 CFR 1910.303(g)(2)(i) · Electrical equipment, general requirements
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 39
29 CFR 1910.304(f)(4) · Grounding and circuit protection
Serious$1,800$1,200Oct 7, 1991Closed
Citation 1, item 40
29 CFR 1910.304(f)(5)(v) · Grounding and circuit protection
Serious$3,150$2,500Oct 7, 1991Closed
Citation 1, item 41
29 CFR 1910.305(g)(1)(iii) · Electrical wiring methods
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 42
29 CFR 1910.307(b) · Hazardous (classified) locations
Serious$2,250$1,500Oct 7, 1991Closed
Citation 1, item 43
29 CFR 1926.550(g)(2) · [Reserved]
Serious$4,500$2,500Oct 7, 1991Closed
Citation 1, item 44
29 CFR 1926.601(b)(10) · Motor vehicles
Serious$2,250$1,500Oct 7, 1991Closed

Inspection 104196159 OPENED APR 14, 1987Closed

Accident · Partial · Safety · 865 employees at the site · Closed Apr 17, 1987

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Incident on Apr 14, 1987: Employee's fingertip amputated by belt and pulley

Employee #1 was working maintenance on the third shift and was assigned to clear a clogged centrifugal screener. He shut the machine off at the main box, walked approximately 25 ft to the machine, and crawled on the floor on his back to rea ch under the power transmission electric motor. Apparently, the motor was still coasting and his ring finger became caught in the belt and drive pulley. The gua rds were not removed but were extended to within 8 to 10 in. from the floor. It was difficult for Employee #1 to reach the belts.

Incident on Apr 14, 1987: Burn - grain dust fire

SOME EMPLOYEES WERE CLEARING THE DOWNSPOUT OF A DUST COLLECTION CYCLONE THAT HAD BECOME CLOGGED WITH PROCESSED CORN SWEETENER DUST. THE EMPLOYEES HAD REMOVED PA RT OF THE DOWNSPOUT, RELEASING A LARGE CLOUD OF DUST. ONE OF THE EMPLOYEES WAS T APPING ON THE DOWNSPOUT WITH A HAMMER TO SHAKE MORE OF THE DUST OUT. A FLASH FIR E OCCURRED, SERIOUSLY BURNING THIS EMPLOYEE ON BOTH HIS HANDS AND ARMS. HE WAS H OSPITALIZED FOR HIS INJURIES. ANOTHER EMPLOYEE WAS BURNED ON HIS LEFT FOREARM. I NVESTIGATION REVEALED THAT THERE WAS A DAMAGED CLASS II, DIVISION 2 MERCURY VAPO R LIGHT IN THE AREA. THIS WAS SUSPECTED TO BE THE SOURCE OF IGNITION OF THE FIRE .

No citations from this inspection.

Inspection 2656148 OPENED AUG 7, 1985Closed

Planned · Records only · Safety · 884 employees at the site · Closed Aug 7, 1985

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 14757603 OPENED AUG 22, 1984Closed

Complaint · Partial · Health · 900 employees at the site · Closed Dec 17, 1984

1600 Oregon Street, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 40004 2
Other-than-serious$0$0Nov 28, 1984Closed

Inspection 17200684 OPENED OCT 4, 1983Closed

Planned · Partial · Health · 900 employees at the site · Closed Oct 24, 1983

1600 Oregon St, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 17181645 OPENED JUN 14, 1983Closed

Planned · Complete · Health · 850 employees at the site · Closed May 7, 1984

1600 Oregon St, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.134(a)(2) · Respiratory protection
Serious$720$400Sep 21, 1983Contested
Citation 1, item 1b
29 CFR 1910.134(b)(1) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1c
29 CFR 1910.134(b)(3) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1d
29 CFR 1910.134(b)(10) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1e
29 CFR 1910.134(e)(3) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1f
29 CFR 1910.134(f)(2)(i) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1g
29 CFR 1910.134(f)(2)(ii) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 1h
29 CFR 1910.134(f)(2)(iv) · Respiratory protection
Serious$0$0Sep 21, 1983Contested
Citation 1, item 2
29 CFR 1910.151(c) · First aid and eyewash
Serious$420$250Sep 21, 1983Contested
Citation 2, item 1 Other-than-serious$0$0Sep 21, 1983Contested
Citation 2, item 2
29 CFR 40004 2
Other-than-serious$0$0Sep 21, 1983Contested

Inspection 17196429 OPENED MAY 19, 1983Closed

Planned · Complete · Safety · 900 employees at the site · Closed Jul 1, 1983

1600 Oregon St, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1918.91(a) · Housekeeping
Serious$180$180May 31, 1983Closed
Citation 2, item 1 Other-than-serious$0$0Jun 1, 1983Closed
Citation 2, item 2
29 CFR 1918.63(c) · Chutes, gravity conveyors and rollers
Other-than-serious$0$0Jun 1, 1983Closed
Citation 2, item 3
29 CFR 1918.96(d) · Maintenance and repair work in the vicinity of longshoring operations
Other-than-serious$0$0Jun 1, 1983Closed
Citation 2, item 4
29 CFR 1918.96(e) · Maintenance and repair work in the vicinity of longshoring operations
Other-than-serious$0$0Jun 1, 1983Closed
Citation 2, item 5
29 CFR 1910.106(d)(2)(i) · Flammable liquids
Other-than-serious$0$0Jun 1, 1983Closed
Citation 2, item 6
29 CFR 1910.219(f)(3) · Belts, pulleys and power-transmission parts
Other-than-serious$0$0Jun 1, 1983Closed

Inspection 17170598 OPENED JUL 14, 1980Closed

Accident · Partial · Safety · 819 employees at the site · Closed May 12, 1981

1600 Oregon St, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.23(c)(1) · Guarding floor and wall openings and holes
Serious$320$0Aug 7, 1980Contested

Inspection 17263294 OPENED SEP 7, 1972Closed

Complaint · Partial · Safety · 737 employees at the site · Closed Mar 10, 1984

1600 Oregon St, Muscatine, IA 52761 · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.23(c)(2) · Guarding floor and wall openings and holes
Other-than-serious$0$0Sep 21, 1972Closed
Citation 1, item 2 Other-than-serious$0$0Sep 21, 1972Closed
Citation 1, item 3
29 CFR 1910.27(d)(2) · Fixed ladders
Other-than-serious$90$90Sep 21, 1972Closed
Citation 1, item 4
29 CFR 1910.219(e)(3) · Belts, pulleys and power-transmission parts
Other-than-serious$270$270Sep 21, 1972Closed
Citation 1, item 5 Other-than-serious$35$35Sep 21, 1972Closed
Citation 1, item 6
29 CFR 1910.213(c)(1) · Woodworking machinery
Other-than-serious$110$110Sep 21, 1972Closed
Citation 1, item 7
29 CFR 1910.28(a)(3) · Safety requirements for scaffolding
Other-than-serious$60$60Sep 21, 1972Closed

Injury and illness logs

From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.

In 2025, the Muscatine site logged 2 recordable injuries or illnesses among about 449 workers: 0.6 per 100 full-time workers, against a median of 2.1 for its industry.

Site and yearWorkersCasesDays-away casesRateIndustry median
GPC - Muscatine
Muscatine · 2025
449 200.62.1
Grain Processing Corporation
Muscatine · 2022
7 000.03.9
Shaw at GPC
Muscatine · 2020
14 000.01.8

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

29 CFR 1910.1000 · Air contaminants

29 CFR 1910.1000(a)(2)

(2) Other substances—8-hour Time Weighted Averages. An employee's exposure to any substance in Table Z-1, the exposure limit of which is not preceded by a “C”, shall not exceed the 8-hour Time Weighted Average given for that substance in any 8-hour work shift of a 40-hour work week.

29 CFR 1910.1000(e)

(e) To achieve compliance with paragraphs (a) through (d) of this section, administrative or engineering controls must first be determined and implemented whenever feasible. When such controls are not feasible to achieve full compliance, protective equipment or any other protective measures shall be used to keep the exposure of employees to air contaminants within the limits prescribed in this section. Any equipment and/or technical measures used for this purpose must be approved for each particular use by a competent industrial hygienist or other technically qualified person. Whenever respirators are used, their use shall comply with 1910.134.

29 CFR 1910.1045 · Acrylonitrile

29 CFR 1910.1045(o)(1)(ii)

(ii) Training shall be provided at the time of initial assignment, or upon institution of the training program, and at least annually thereafter, and the employer shall assure that each employee is informed of the following:

29 CFR 1910.106 · Flammable liquids

29 CFR 1910.119 · Process safety management

29 CFR 1910.120 · Hazardous waste operations and emergency response

29 CFR 1910.1200 · Hazard communication

29 CFR 1910.134 · Respiratory protection

29 CFR 1910.141 · Sanitation

29 CFR 1910.145 · Specifications for accident prevention signs and tags

29 CFR 1910.146 · Permit-required confined spaces

29 CFR 1910.147 · Lockout/tagout

29 CFR 1910.151 · First aid and eyewash

29 CFR 1910.176 · Material storage and aisles

29 CFR 1910.178 · Forklifts and other powered industrial trucks

29 CFR 1910.179 · Overhead and gantry cranes

29 CFR 1910.212 · Machine guarding

29 CFR 1910.213 · Woodworking machinery

29 CFR 1910.215 · Grinders and abrasive wheels

29 CFR 1910.219 · Belts, pulleys and power-transmission parts

29 CFR 1910.22 · General requirements

29 CFR 1910.23 · Guarding floor and wall openings and holes

29 CFR 1910.24 · Fixed industrial stairs

29 CFR 1910.252 · Welding fire safety

29 CFR 1910.253 · Gas welding and cutting

29 CFR 1910.254 · Arc welding and cutting

29 CFR 1910.27 · Fixed ladders

29 CFR 1910.272 · Grain handling facilities

29 CFR 1910.28 · Safety requirements for scaffolding

29 CFR 1910.303 · Electrical equipment, general requirements

29 CFR 1910.304 · Grounding and circuit protection

29 CFR 1910.305 · Electrical wiring methods

29 CFR 1910.307 · Hazardous (classified) locations

29 CFR 1910.309

29 CFR 1910.334 · Using electrical equipment

29 CFR 1910.38 · Emergency action plans

29 CFR 1910.95 · Noise

29 CFR 1917.111 · Maintenance and load limits

29 CFR 1917.122 · Employee exits

29 CFR 1918.13

29 CFR 1918.63 · Chutes, gravity conveyors and rollers

29 CFR 1918.91 · Housekeeping

29 CFR 1918.96 · Maintenance and repair work in the vicinity of longshoring operations

29 CFR 1926.550 · [Reserved]

29 CFR 1926.601 · Motor vehicles

OSH Act Section 5 · General Duty Clause

Other wet corn milling and starch manufacturing employers in Iowa

Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.