Hydrofluoric acid manufacturing · Ohio

Mid-America Conversion Services, LLC - Portsmouth

Name: Mid-America Conversion Services, LLC - Portsmouth Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Piketon, OH · ~206 workers · 4 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 1.6
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

Mid-America Conversion Services, LLC - Portsmouth runs at 48% of its industry's injury rate - far safer than the typical Hydrofluoric acid manufacturing workplace, earning a grade A.

Mid-America Conversion Services, LLC - Portsmouth: 1.6 TCR = 48% of Hydrofluoric acid manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

Mid-America Conversion Services, LLC - Portsmouth safety composite

Mid-America Conversion Services, LLC - Portsmouth scores strongest on total case rate (tcr) (safer than 57% of same-industry peers) and weakest on dart rate (safer than 47%), 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).

52/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 1.59 per 100 workers

Safer than 57% of industry peers
DART rate: D 0.59 per 100 workers

Safer than 47% 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%).

Rising injury rate

Mid-America Conversion Services, LLC - Portsmouth: 0.9 → 3.0 TCR

Peak year 2020 @ 3.0 TCR · DART/TCR 0.37× in 2020

Mid-America Conversion Services, LLC - Portsmouth's TCR rose 2.0 from 0.9 in 2017 to 3.0 in 2020. In 2020, DART was 0.37× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 325180 · Piketon, OH AT/BELOW-IND · MID

Grade A · TCR 1.6 · 48% of ind

DART 0.6 DART
RANK #13/29
PHOTO Chemtrade Refinery S…
BOOK 4y book
INJ 7 inj
SIZE ~206 FTE

Nearest TCR peer: Chemtrade Refinery Services Inc. Riverton (0.0 TCR gap)

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This site

1.6
Chemtrade Refi

1.6
Chemtrade Sulf

1.6
Continental Ca

1.6
Chemical Manuf

1.6

What this shows Mid-America Conversion Services, LLC - Portsmouth averages 1.6 TCR (48% of the Hydrofluoric acid manufacturing BLS benchmark).

Mid-America Conversion Services, LLC - Portsmouth TCR series: 2017=0.9 · 2018=1.5 · 2019=1 · 2020=3 · BLS 3.3

Where Mid-America Conversion Services, LLC - Portsmouth falls in its industry

418 Hydrofluoric acid manufacturin establishments

Safer than 57% of graded establishments in this industry, whose median TCR is 1.9.

Grade A

More dangerous than peersSafer than peers

Narrower to Ohio alone (the establishments it most directly competes with for workers and contracts): ranked #13 safest of 29 Hydrofluoric acid manufacturin employers in Ohio.

Mid-America Conversion Services, LLC - Portsmouth (206 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 61 employees and a TCR of 1.9

Mid-America Conversion Services, LLC - Portsmouth has more employees than the Hydrofluoric acid manufacturing median and a lower injury rate than the industry's median TCR of 1.9. 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
2020	3.0	0.6	1	4
2019	1.0	1.0	2	0
2018	1.5	0.0	2	1
2017	0.9	0.0	2	0

OSHA ITA peer cross-reference

Establishment peer ledger

325180 · OH · Piketon

418 Hydrofluoric acid manufacturing employers nationwide with a credible TCR · 22,650 rated employers in Ohio with headcount on file · 18 employers in Piketon, OH · 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	Chemtrade Refinery Services Inc. Riverton	RIVERTON, WY	1.6 TCR
NAICS-TCR	Chemtrade Sulfate Chemicals Inc. Celina	CELINA, TX	1.6 TCR
NAICS-TCR	Continental Carbon Company Ponca City	PONCA CITY, OK	1.6 TCR
NAICS-TCR	Chemical Manufaturing	INDIANAPOLIS, IN	1.6 TCR
STATE-SIZE	Cleveland-Cliffs Cleveland Works (Warren Location) (EIN 043634649)	WARREN	206 FTE
STATE-SIZE	Adare Pharmaceuticals, Inc.	VANDALIA	206 FTE
STATE-SIZE	Amcor Flexibles North America	FREMONT	206 FTE
STATE-SIZE	Grand River Rubber & Plastics	ASHTABULA	206 FTE
CITY-NEAR	DUF6 - Portsmouth	Piketon	209 FTE
CITY-NEAR	WAI - Construction Group, LLC	Piketon	188 FTE
CITY-NEAR	The Pavilion at Piketon	Piketon	183 FTE
CITY-NEAR	Ohio Valley Veneer	Piketon	158 FTE
NAT-TCR	GEA Farm Technologies - Naperville	Naperville, IL	1.6 TCR
NAT-TCR	Fineline Graphics	Denver, CO	1.6 TCR
NAT-TCR	Lobato Construction	Westminster, CO	1.6 TCR
NAT-TCR	Utility Lines Construction Services - 117	Birmingham, AL	1.6 TCR
NAT-SIZE	Shriners Hospitals for Children	Springfield, MA	206 FTE
NAT-SIZE	SunSelect Produce (California) Inc	Tehachapi, CA	206 FTE
NAT-SIZE	TMI Climate Solutions Inc.	Holly, MI	206 FTE
NAT-SIZE	Ventline/Dexter Door - Plant 39	Bristol, IN	206 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: 2020, 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.