Drill bits, metalworking, manufacturing · South Dakota

21st Century Mfg.

Lake Preston, SD · ~26 workers · 9 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.4
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

21st Century Mfg. runs at 223% of its industry's injury rate - far more dangerous than the typical Drill bits, metalworking, manufacturing workplace, earning a grade F.

21st Century Mfg.: 7.4 TCR = 223% of Drill bits, metalworking, manufacturing BLS 3.3 · 9y Form 300A (see methodology below)

21st Century Mfg. safety composite

21st Century Mfg. scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 6%), 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).

F

18/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.37 per 100 workers

Safer than 6% of industry peers

DART rate
F 4.41 per 100 workers

Safer than 10% of industry peers

Fatalities
D 0

Safer than 50% 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

21st Century Mfg.: 2.1 → 4.4 TCR

Peak year 2019 @ 26.1 TCR · DART/TCR 0.6× in 2024

21st Century Mfg.'s TCR rose 2.3 from 2.1 in 2016 to 4.4 in 2024. Peak filing year was 2019 at 26.1 TCR. In 2024, DART was 0.6× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 333515 · Lake Preston, SD ABOVE-IND · SMALL

Grade F · TCR 7.4 · 223% of ind

  • DART 4.4 DART
  • RANK P6
  • PHOTO O Saw & Tool Co.
  • BOOK 9y book
  • INJ 7 inj
  • SIZE ~26 FTE

Nearest TCR peer: O Saw & Tool Co. (0.1 TCR gap)

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

21st Century Mfg. in the TCR neighbourhood

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

TCR

What this shows 21st Century Mfg. averages 7.4 TCR (223% of the Drill bits, metalworking, manufacturing BLS benchmark).

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

21st Century Mfg. TCR series: 2016=2.1 · 2017=8.7 · 2018=0 · 2019=26.1 · 2020=0 · 2021=20.7 · 2022=4.3 · 2023=0 · 2024=4.4 · BLS 3.3

Where 21st Century Mfg. falls in its industry

221 Drill bits, metalworking, manu establishments

Safer than 6% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers
21st Century Mfg. (26 employees, TCR 7.4) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 2.5 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 0200400600 051015 Average employees Total Case Rate 21st Century Mfg.
21st Century Mfg. (26 employees, TCR 7.4) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 2.5

21st Century Mfg. has fewer employees than the Drill bits, metalworking, manufacturing median and a higher injury rate than the industry's median TCR of 2.5. 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
2024 4.4 4.4 1 0 0
2023 0.0 0.0 0 0 0
2022 4.3 0.0 1 0 0
2021 20.7 20.7 0 4 0
2020 0.0 0.0 0 0 0
2019 26.1 13.1 1 1 0
2018 0.0 0.0 0 0 0
2017 8.7 4.3 1 1 0
2016 2.1 0.0 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333515 · SD · Lake Preston

221 Drill bits, metalworking, manufacturing employers nationwide with a credible TCR · 1,778 rated employers in South Dakota with headcount on file · 3 employers in Lake Preston, SD · 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 O Saw & Tool Co. 7.3 TCR
NAICS-TCR Gage Assembly Company 7.6 TCR
NAICS-TCR Sandvik ADC 7.6 TCR
NAICS-TCR Laserform and Machine, Inc. 7.1 TCR
STATE-SIZE Schwartz Farms Kaylor SD 26 FTE
STATE-SIZE FSG-SOUTH DAKOTA 26 FTE
STATE-SIZE Southeastern Electric Cooperative Lennox 26 FTE
STATE-SIZE Main Office 26 FTE
CITY-NEAR Lake Preston Soil Center 19 FTE
CITY-NEAR Lake Preston Farm Supply 11 FTE
NAT-TCR ShopRite of Newark 7.4 TCR
NAT-TCR Evesham Rd Supermarket LLC 7.4 TCR
NAT-TCR Mens Development Center 7.4 TCR
NAT-TCR Melhorn Sales Service and Trucking 7.4 TCR
NAT-SIZE Brookdale Oklahoma City Southwest 26 FTE
NAT-SIZE Bay Cast Machine shop 26 FTE
NAT-SIZE Builders - Grand Island 26 FTE
NAT-SIZE Balmar LLC 26 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: 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016. 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.