Water purification equipment manufacturing · Minnesota

Mar Cor Purification - Manufacturing MN

Minneapolis, MN · ~102 workers · 4 years of OSHA Injury Tracking Application data.

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

Mar Cor Purification - Manufacturing MN runs at 47% of its industry's injury rate - far safer than the typical Water purification equipment manufacturing workplace, earning a grade A.

Mar Cor Purification - Manufacturing MN: 1.6 TCR = 47% of Water purification equipment manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

Mar Cor Purification - Manufacturing MN safety composite

Mar Cor Purification - Manufacturing MN scores strongest on total case rate (tcr) (safer than 71% of same-industry peers) and weakest on dart rate (safer than 42%), 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

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.55 per 100 workers

Safer than 71% of industry peers

DART rate
D 1.4 per 100 workers

Safer than 42% 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

−1.2

2018→2021

Mar Cor Purification - Manufacturing MN injury rate improved

Mar Cor Purification - Manufacturing MN's TCR fell 1.2 from 2.6 in 2018 to 1.4 in 2021. Peak filing year was 2018 at 2.6 TCR. In 2021, DART was 0.9× this establishment's average TCR (severity share of cases).

2018=2.6 · 2019=1.1 · 2020=1.1 · 2021=1.4

OSHA ITA Form 300A scorecard

Establishment book 333318 · Minneapolis, MN AT/BELOW-IND · MID

Grade A · TCR 1.6 · 47% of ind

  • DART 1.4 DART
  • RANK #6/13
  • PHOTO Pentair Filtration S…
  • BOOK 4y book
  • INJ 6 inj
  • SIZE ~102 FTE

Nearest TCR peer: Pentair Filtration Solutions, LLC - Hanover Park (0.0 TCR gap)

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Mar Cor Purification - Manufacturing MN in the TCR neighbourhood

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

TCR

What this shows Mar Cor Purification - Manufacturing MN averages 1.6 TCR (47% of the Water purification equipment manufacturing BLS benchmark).

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

Mar Cor Purification - Manufacturing MN TCR series: 2018=2.6 · 2019=1.1 · 2020=1.1 · 2021=1.4 · BLS 3.3

Where Mar Cor Purification - Manufacturing MN falls in its industry

361 Water purification equipment m establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 2.7.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 13 Water purification equipment m employers in Minnesota.

Mar Cor Purification - Manufacturing MN (102 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 77 employees and a TCR of 2.7 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 05001,0001,5002,000 051015 Average employees Total Case Rate Mar Cor Purification - Manufacturing MN
Mar Cor Purification - Manufacturing MN (102 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 77 employees and a TCR of 2.7

Mar Cor Purification - Manufacturing MN has more employees than the Water purification equipment manufacturi median and a lower injury rate than the industry's median TCR of 2.7. 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 1.4 1.4 1 0 0
2020 1.1 0.0 1 0 0
2019 1.1 1.1 1 0 0
2018 2.6 2.6 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333318 · MN · Minneapolis

361 Water purification equipment manufacturing 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 Pentair Filtration Solutions, LLC - Hanover Park 1.6 TCR
NAICS-TCR Dexter Laundry Inc 1.5 TCR
NAICS-TCR BUNN - Ash Grove 1.5 TCR
NAICS-TCR Ludell Mfg Co 1.6 TCR
STATE-SIZE Highmark Companies 102 FTE
STATE-SIZE Minger Construction Co., Inc. 102 FTE
STATE-SIZE US121: Minneapolis 337 - SG 102 FTE
STATE-SIZE Blue Earth MN 102 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 Hunter Douglas Window Designs - NC 1.6 TCR
NAT-TCR Palmetto Corp 1.6 TCR
NAT-TCR Drexel Headquarters 1.6 TCR
NAT-TCR Hampton Inn Merrillville 1.6 TCR
NAT-SIZE Eastland Healthcare and Rehabilitation Center 102 FTE
NAT-SIZE Paslin - Hoover 102 FTE
NAT-SIZE DEMA Engineering Co. 102 FTE
NAT-SIZE Swain Community Hospital 102 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, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.