Planting crops · Iowa

Corteva Marion Research MRN1

Name: Corteva Marion Research MRN1 Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Marion, IA · ~51 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 0.0
Avg TCR: 4.5
Industry avg: 0
Fatalities

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The verdict

Corteva Marion Research MRN1 runs at 0% of its industry's injury rate - about level with the typical Planting crops workplace, earning a grade C.

Corteva Marion Research MRN1: 0.0 TCR = 0% of Planting crops BLS 4.5 · 3y Form 300A (see methodology below)

Corteva Marion Research MRN1 safety composite

Corteva Marion Research MRN1 scores strongest on total case rate (tcr) (safer than 100% 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).

79/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0 per 100 workers

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

Safer than 76% 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%).

Corteva Marion Research MRN1 held a steady TCR band

Corteva Marion Research MRN1's TCR held near 0.0 from 0.0 in 2017 to 0.0 in 2019. Peak filing year was 2017 at 0.0 TCR.

2017=0.0 · 2018=0.0 · 2019=0.0

OSHA ITA Form 300A scorecard

Establishment book 115112 · Marion, IA AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

DART 0.0 DART
RANK #0/11
PHOTO Corteva Johnston Cam…
BOOK 3y book
INJ 0 inj
SIZE ~51 FTE

Nearest TCR peer: Corteva Johnston Campus - JH60 Franklin (0.1 TCR gap)

Read with this employer → · Industry book → · Iowa employers → · Look up another →

Corteva Johnst

0.2
Pioneer Campus

0.2
Stanton

0.2
Corteva Johnst

0.1
This site

0

What this shows Corteva Marion Research MRN1 averages 0.0 TCR (0% of the Planting crops BLS benchmark).

Corteva Marion Research MRN1 TCR series: 2017=0 · 2018=0 · 2019=0 · BLS 4.5

Where Corteva Marion Research MRN1 falls in its industry

221 Planting crops establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 3.8.

Grade C

More dangerous than peersSafer than peers

Narrower to Iowa alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 11 Planting crops employers in Iowa.

Corteva Marion Research MRN1 (51 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.8

Corteva Marion Research MRN1 has more employees than the Planting crops median and a lower injury rate than the industry's median TCR of 3.8. 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
2019	0.0	0.0	0	0	0
2018	0.0	0.0	0	0	0
2017	0.0	0.0	0	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

115112 · IA · Marion

221 Planting crops 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	Corteva Johnston Campus - JH60 Franklin	JOHNSTON, IA	0.1 TCR
NAICS-TCR	Corteva Johnston Campus - JH62 Crick	JOHNSTON, IA	0.2 TCR
NAICS-TCR	Pioneer Campus	SALINAS, PR	0.2 TCR
NAICS-TCR	Stanton	STANTON, MN	0.2 TCR
STATE-SIZE	Allendan Seed Company	WINTERSET	51 FTE
STATE-SIZE	Iowa Falls Truck Wash	IOWA FALLS	51 FTE
STATE-SIZE	GRS OSI Gen Repair Svc Wind Plt	STORY CITY	51 FTE
STATE-SIZE	Cedar Rapids Service Center	CEDAR RAPIDS	51 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	Meijer	Sturgis, MI	0.0 TCR
NAT-TCR	Columbus Health and Rehab	Columbus, WI	0.0 TCR
NAT-TCR	Portsmouth NNSY Commissary	Portsmouth, VA	0.0 TCR
NAT-TCR	CA-Solmetric	Sebastopol, CA	0.0 TCR
NAT-SIZE	#57 Art Van Traverse City	Traverse City, MI	51 FTE
NAT-SIZE	Hospice Services of Western Mass	Feeding Hills, MA	51 FTE
NAT-SIZE	Benchmark Electronics, Inc - Austin TX Division	Austin, TX	51 FTE
NAT-SIZE	Deer Park Headquarters	Deer Park, TX	51 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: 2019, 2018, 2017. 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.