Oil storage tanks, heavy gauge metal, manufacturing · Oklahoma

HMT LLC - Blackwell

Blackwell, OK · ~35 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.9
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

HMT LLC - Blackwell runs at 27% of its industry's injury rate - far safer than the typical Oil storage tanks, heavy gauge metal, manufacturing workplace, earning a grade A.

HMT LLC - Blackwell: 0.9 TCR = 27% of Oil storage tanks, heavy gauge metal, manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

HMT LLC - Blackwell safety composite

HMT LLC - Blackwell scores strongest on total case rate (tcr) (safer than 90% 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).

B

77/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.89 per 100 workers

Safer than 90% of industry peers

DART rate
B 0 per 100 workers

Safer than 82% 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%).

HMT LLC - Blackwell held a steady TCR band

HMT LLC - Blackwell's TCR held near 0.0 from 0.0 in 2019 to 0.0 in 2021. Peak filing year was 2020 at 2.7 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2019=0.0 · 2020=2.7 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 332420 · Blackwell, OK AT/BELOW-IND · SMALL

Grade A · TCR 0.9 · 27% of ind

  • DART 0.0 DART
  • RANK #3/19
  • PHOTO Clearfield
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~35 FTE

Nearest TCR peer: Clearfield (0.0 TCR gap)

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

HMT LLC - Blackwell in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows HMT LLC - Blackwell averages 0.9 TCR (27% of the Oil storage tanks, heavy gauge metal, manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

HMT LLC - Blackwell TCR series: 2019=0 · 2020=2.7 · 2021=0 · BLS 3.3

Where HMT LLC - Blackwell falls in its industry

355 Oil storage tanks, heavy gauge establishments

Safer than 90% of graded establishments in this industry, whose median TCR is 3.6.

More dangerous than peersSafer than peers

Narrower to Oklahoma alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 19 Oil storage tanks, heavy gauge employers in Oklahoma.

HMT LLC - Blackwell (35 employees, TCR 0.9) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.6 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 0100200300400 051015 Average employees Total Case Rate HMT LLC - Blackwell
HMT LLC - Blackwell (35 employees, TCR 0.9) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.6

HMT LLC - Blackwell has fewer employees than the Oil storage tanks, heavy gauge metal, ma median and a lower injury rate than the industry's median TCR of 3.6. 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 2.7 0.0 1 0 0
2019 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332420 · OK · Blackwell

355 Oil storage tanks, heavy gauge metal, manufacturing employers nationwide with a credible TCR · 5,320 rated employers in Oklahoma with headcount on file · 11 employers in Blackwell, OK · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Clearfield 0.9 TCR
NAICS-TCR ICBiomedical US, LLC 0.9 TCR
NAICS-TCR Lide Industries, LLC - Mexia 0.9 TCR
NAICS-TCR Arcosa Structural Towers, Inc. 0.9 TCR
STATE-SIZE Buffalo Feeders, LLC 35 FTE
STATE-SIZE Miller Pecan Company 35 FTE
STATE-SIZE Southwestern 35 FTE
STATE-SIZE Riverside 35 FTE
CITY-NEAR WM 136 86 FTE
CITY-NEAR 136 75 FTE
CITY-NEAR CFM Corporation 51 FTE
CITY-NEAR Kay Electric Cooperative 50 FTE
NAT-TCR First Quality Print and Packaging, LLC 0.9 TCR
NAT-TCR LG Electronics Alabama, Inc. Fort Worth Office 0.9 TCR
NAT-TCR Steven Cox Associates 0.9 TCR
NAT-TCR Mobile Division Hillcrest 0.9 TCR
NAT-SIZE TBI Contracting, Inc. 35 FTE
NAT-SIZE The Union Tool Corporation 35 FTE
NAT-SIZE Bauer Specialty 35 FTE
NAT-SIZE Trego/Dugan Aviation, Inc Sfo 35 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, 2019. 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.