Employer · Minnesota

UMMC Mayo Building

Minneapolis, MN · ~539 workers · 5 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
3.1
Avg TCR
7.5
Industry avg
0
Fatalities
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The verdict

UMMC Mayo Building runs at 41% of its industry's injury rate - far safer than the typical industry workplace, earning a grade A.

UMMC Mayo Building: 3.1 TCR = 41% of industry BLS 7.5 · 5y Form 300A (see methodology below)

UMMC Mayo Building safety composite

UMMC Mayo Building scores strongest on total case rate (tcr) (safer than 79% of same-industry peers) and weakest on dart rate (safer than 45%), 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).

C

60/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 3.11 per 100 workers

Safer than 79% of industry peers

DART rate
D 1.92 per 100 workers

Safer than 45% of industry peers

Fatalities
D 0

Safer than 52% 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

UMMC Mayo Building: 2.3 → 2.9 TCR

Peak year 2022 @ 4.1 TCR · DART/TCR 0.62× in 2024

UMMC Mayo Building's TCR rose 0.5 from 2.3 in 2020 to 2.9 in 2024. Peak filing year was 2022 at 4.1 TCR. In 2024, DART was 0.62× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 622110 · Minneapolis, MN AT/BELOW-IND · MID

Grade A · TCR 3.1 · 41% of ind

  • DART 1.9 DART
  • RANK #55/249
  • PHOTO Rush University Medi…
  • BOOK 5y book
  • INJ 60 inj
  • SIZE ~539 FTE

Nearest TCR peer: Rush University Medical Center (0.0 TCR gap)

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

UMMC Mayo Building in the TCR neighbourhood

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

TCR

What this shows UMMC Mayo Building averages 3.1 TCR (41% of the industry BLS benchmark).

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

UMMC Mayo Building TCR series: 2020=2.3 · 2021=3 · 2022=4.1 · 2023=3.2 · 2024=2.9 · BLS 7.5

Where UMMC Mayo Building falls in its industry

6,862 industry establishments

Safer than 79% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #55 safest of 249 industry employers in Minnesota.

UMMC Mayo Building (539 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 492 employees and a TCR of 5.2 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 02,0004,0006,000 05101520 Average employees Total Case Rate UMMC Mayo Building
UMMC Mayo Building (539 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 492 employees and a TCR of 5.2

UMMC Mayo Building has more employees than the industry median and a lower injury rate than the industry's median TCR of 5.2. 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 2.9 1.9 11 1 0
2023 3.2 1.6 12 2 0
2022 4.1 1.9 17 0 0
2021 3.0 2.5 12 0 0
2020 2.3 1.3 8 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

622110 · MN · Minneapolis

6,862 industry employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 1,321 employers in Minneapolis, 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 Rush University Medical Center 3.1 TCR
NAICS-TCR MERCY HOSPITAL LINCOLN 3.1 TCR
NAICS-TCR Summit Medical Management 3.1 TCR
NAICS-TCR 61830022 JENNIE EDMUNDSON MEMORIAL HOSP 3.1 TCR
STATE-SIZE Daikin Applied Owatonna 539 FTE
STATE-SIZE AmesburyTruth - Owatonna 537 FTE
STATE-SIZE Lake Superior College 537 FTE
STATE-SIZE Viking Automatic Sprinkler Company 536 FTE
CITY-NEAR University of Minnesota Twin Cities 22,522 FTE
CITY-NEAR MN950 MN TELECOMMUTER 12,021 FTE
CITY-NEAR 0501 - City Center 8,459 FTE
CITY-NEAR Hennepin County Medical Center 7,030 FTE
NAT-TCR Kalle Group USA 3.1 TCR
NAT-TCR Summit Medical Management 3.1 TCR
NAT-TCR Paw Materials Inc. 3.1 TCR
NAT-TCR Wayne County Airport Authority 3.1 TCR
NAT-SIZE Mdhun - Hunt Valley 539 FTE
NAT-SIZE Ohhht - Highland Heights Hub 539 FTE
NAT-SIZE Amazon.com Services LLC - SAX2 539 FTE
NAT-SIZE 415-DC001 539 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. 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.