Seed processing, post-harvest for propagation · Iowa

Corteva Agriscience: MRN1: Marion IA R&D

Name: Corteva Agriscience: MRN1: Marion IA R&D Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Marion, IA · ~39 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 1.7
Avg TCR: 4.5
Industry avg: 0
Fatalities

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The verdict

Corteva Agriscience: MRN1: Marion IA R&D runs at 38% of its industry's injury rate - far safer than the typical Seed processing, post-harvest for propagation workplace, earning a grade A.

Corteva Agriscience: MRN1: Marion IA R&D: 1.7 TCR = 38% of Seed processing, post-harvest for propagation BLS 4.5 · 2y Form 300A (see methodology below)

Corteva Agriscience: MRN1: Marion IA R&D safety composite

Corteva Agriscience: MRN1: Marion IA R&D scores strongest on dart rate (safer than 81% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

70/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 1.69 per 100 workers

Safer than 71% of industry peers
DART rate: B 0 per 100 workers

Safer than 81% of industry peers
Fatalities: D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−3.4

2020→2021

Corteva Agriscience: MRN1: Marion IA R&D injury rate improved

Corteva Agriscience: MRN1: Marion IA R&D's TCR fell 3.4 from 3.4 in 2020 to 0.0 in 2021. Peak filing year was 2020 at 3.4 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2020=3.4 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 115114 · Marion, IA AT/BELOW-IND · SMALL

Grade A · TCR 1.7 · 38% of ind

DART 0.0 DART
RANK #30/44
PHOTO Hilltop Ranch Inc. -…
BOOK 2y book
INJ 1 inj
SIZE ~39 FTE

Nearest TCR peer: Hilltop Ranch Inc. - Looney (0.0 TCR gap)

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1.7
Hilltop Ranch

1.7
2400-Oxnard, C

1.7
Monmouth, IL

1.7
Marshall, MO-P

1.7

What this shows Corteva Agriscience: MRN1: Marion IA R&D averages 1.7 TCR (38% of the Seed processing, post-harvest for propagation BLS benchmark).

Corteva Agriscience: MRN1: Marion IA R&D TCR series: 2020=3.4 · 2021=0 · BLS 4.5

Where Corteva Agriscience: MRN1: Marion IA R&D falls in its industry

666 Seed processing, post-harvest establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 3.2.

Grade A

More dangerous than peersSafer than peers

Narrower to Iowa alone (the establishments it most directly competes with for workers and contracts): ranked #30 safest of 44 Seed processing, post-harvest employers in Iowa.

Corteva Agriscience: MRN1: Marion IA R&D (39 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 72 employees and a TCR of 3.2

Corteva Agriscience: MRN1: Marion IA R&D has fewer employees than the Seed processing, post-harvest for propag median and a lower injury rate than the industry's median TCR of 3.2. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses	Fatalities
2021	0.0	0.0	0	0	0
2020	3.4	0.0	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

115114 · IA · Marion

666 Seed processing, post-harvest for propagation employers nationwide with a credible TCR · 7,192 rated employers in Iowa with headcount on file · 59 employers in Marion, IA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Hilltop Ranch Inc. - Looney	BALLICO, CA	1.7 TCR
NAICS-TCR	2400-Oxnard, CA (Monsanto Co.)	OXNARD, CA	1.7 TCR
NAICS-TCR	Monmouth, IL	MONMOUTH, IL	1.7 TCR
NAICS-TCR	Marshall, MO-PS	MARSHALL, MO	1.7 TCR
STATE-SIZE	GGDC	SHENANDOAH	39 FTE
STATE-SIZE	Electric Production	AMES	39 FTE
STATE-SIZE	Crystal Lake	BRITT	39 FTE
STATE-SIZE	Des Moines Delaware Service Center	DES MOINES	39 FTE
CITY-NEAR	WM 3630	Marion	384 FTE
CITY-NEAR	Marion - Main Store	Marion	348 FTE
CITY-NEAR	3630	Marion	347 FTE
CITY-NEAR	The ESCO Group	Marion	274 FTE
NAT-TCR	Foodservice : KINSTON	Kinston, NC	1.7 TCR
NAT-TCR	43431d - Rio Grande Zone	Corpus Christi, TX	1.7 TCR
NAT-TCR	Mid City Electric Company	Westerville, OH	1.7 TCR
NAT-TCR	42541c - Reading Bin	Reading, PA	1.7 TCR
NAT-SIZE	Main Shop	Grand Rapids, MI	39 FTE
NAT-SIZE	43481b - Beaumont Tx Ges Pec	Beaumont, TX	39 FTE
NAT-SIZE	44511a - Anderson Pec	Anderson, SC	39 FTE
NAT-SIZE	Bishop Hills	Rockford, MI	39 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2021, 2020. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.