Elementary and secondary schools · Minnesota

Mahnomen Public School

Mahnomen, MN · ~130 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.9
Avg TCR
1.4
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Mahnomen Public School runs at 562% of its industry's injury rate - far more dangerous than the typical Elementary and secondary schools workplace, earning a grade F.

Mahnomen Public School: 7.9 TCR = 562% of Elementary and secondary schools BLS 1.4 · 5y Form 300A (see methodology below)

Mahnomen Public School safety composite

Mahnomen Public School scores strongest on dart rate (safer than 79% of same-industry peers) and weakest on total case rate (tcr) (safer than 17%), 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).

D

47/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.87 per 100 workers

Safer than 17% of industry peers

DART rate
B 0 per 100 workers

Safer than 79% 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%).

TCR Δ

−10.6

2019→2024

Mahnomen Public School injury rate improved

Mahnomen Public School's TCR fell 10.6 from 12.8 in 2019 to 2.2 in 2024. Peak filing year was 2021 at 19.9 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2019=12.8 · 2021=19.9 · 2022=3.3 · 2023=1.1 · 2024=2.2

OSHA ITA Form 300A scorecard

Establishment book 611110 · Mahnomen, MN ABOVE-IND · MID

Grade F · TCR 7.9 · 562% of ind

  • DART 0.0 DART
  • RANK #1371/1589
  • PHOTO Thomas Hooker School
  • BOOK 5y book
  • INJ 37 inj
  • SIZE ~130 FTE

Nearest TCR peer: Thomas Hooker School (0.0 TCR gap)

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

Mahnomen Public School in the TCR neighbourhood

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

TCR

What this shows Mahnomen Public School averages 7.9 TCR (562% of the Elementary and secondary schools BLS benchmark).

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

Mahnomen Public School TCR series: 2019=12.8 · 2021=19.9 · 2022=3.3 · 2023=1.1 · 2024=2.2 · BLS 1.4

Where Mahnomen Public School falls in its industry

3,374 Elementary and secondary schoo establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 3.8.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #1371 safest of 1589 Elementary and secondary schoo employers in Minnesota.

Mahnomen Public School (130 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8 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 02,0004,0006,0008,00010,000 0510152025 Average employees Total Case Rate Mahnomen Public School
Mahnomen Public School (130 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8

Mahnomen Public School has more employees than the Elementary and secondary schools median and a higher 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
2024 2.2 0.0 2 0 0
2023 1.1 1.1 1 0 0
2022 3.3 1.1 3 0 0
2021 19.9 2.2 18 0 0
2019 12.8 2.0 13 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

611110 · MN · Mahnomen

3,374 Elementary and secondary schools employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 4 employers in Mahnomen, MN · 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 Thomas Hooker School 7.9 TCR
NAICS-TCR Institute for the Redesign of Learning 7.9 TCR
NAICS-TCR Onamia Elementary School 7.8 TCR
NAICS-TCR 15 Rose Way, Randolph, MA 02368 7.9 TCR
STATE-SIZE Faribault Grow Out 130 FTE
STATE-SIZE Design Electric INC. 130 FTE
STATE-SIZE ARK Parent, LLC 130 FTE
STATE-SIZE Kerry Rochester 130 FTE
CITY-NEAR Mahnomen Public Schools ISD 432 120 FTE
CITY-NEAR Gordon Construction of Mahnomen, Inc 108 FTE
CITY-NEAR Wild Rice Electric Cooperative, Inc. 41 FTE
NAT-TCR 0877 - Hollywood 7.9 TCR
NAT-TCR ILC021 7.9 TCR
NAT-TCR 1759 - Shawnee 7.9 TCR
NAT-TCR 2175 - Stafford South 7.9 TCR
NAT-SIZE Harlingen TX FXFE-HRL 130 FTE
NAT-SIZE Interstate AC Service LLC 130 FTE
NAT-SIZE Trader Joe's 0205 Marina Del Rey 130 FTE
NAT-SIZE Calex Express Inc. 130 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, 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.