Collection, treatment, and disposal of waste through a sewer system · Minnesota

Western Lake Superior Sanitary District

Duluth, MN · ~96 workers · 8 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
3.7
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

Western Lake Superior Sanitary District runs at 308% of its industry's injury rate - far more dangerous than the typical Collection, treatment, and disposal of waste through a sewer system workplace, earning a grade F.

Western Lake Superior Sanitary District: 3.7 TCR = 308% of Collection, treatment, and disposal of waste through a sewer system BLS 1.2 · 8y Form 300A (see methodology below)

Western Lake Superior Sanitary District safety composite

Western Lake Superior Sanitary District scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on fatalities (safer than 50%), 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

63/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 3.69 per 100 workers

Safer than 57% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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

−6.4

2017→2024

Western Lake Superior Sanitary District injury rate improved

Western Lake Superior Sanitary District's TCR fell 6.4 from 6.4 in 2017 to 0.0 in 2024. Peak filing year was 2022 at 6.5 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2017=6.4 · 2018=5.5 · 2019=2.7 · 2020=3.1 · 2021=3.3 · 2022=6.5 · 2023=2.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 221320 · Duluth, MN ABOVE-IND · SMALL

Grade F · TCR 3.7 · 308% of ind

  • DART 0.0 DART
  • RANK #7/13
  • PHOTO East Bay Municipal U…
  • BOOK 8y book
  • INJ 22 inj
  • SIZE ~96 FTE

Nearest TCR peer: East Bay Municipal Utility District - Wastewater (0.0 TCR gap)

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Western Lake Superior Sanitary District in the TCR neighbourhood

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

TCR

What this shows Western Lake Superior Sanitary District averages 3.7 TCR (308% of the Collection, treatment, and disposal of waste through a sewer system BLS benchmark).

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

Western Lake Superior Sanitary District TCR series: 2017=6.4 · 2018=5.5 · 2019=2.7 · 2020=3.1 · 2021=3.3 · 2022=6.5 · 2023=2 · 2024=0 · BLS 1.2

Where Western Lake Superior Sanitary District falls in its industry

400 Collection, treatment, and dis establishments

Safer than 57% of graded establishments in this industry, whose median TCR is 4.4.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #7 safest of 13 Collection, treatment, and dis employers in Minnesota.

Western Lake Superior Sanitary District (96 employees, TCR 3.7) among 29 same-industry peers, split at the industry median of 47 employees and a TCR of 4.4 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 0510152025 Average employees Total Case Rate Western Lake Superior Sanitary District
Western Lake Superior Sanitary District (96 employees, TCR 3.7) among 29 same-industry peers, split at the industry median of 47 employees and a TCR of 4.4

Western Lake Superior Sanitary District has more employees than the Collection, treatment, and disposal of w median and a lower injury rate than the industry's median TCR of 4.4. 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 0.0 0.0 0 0 0
2023 2.0 1.0 1 1 0
2022 6.5 5.4 5 1 0
2021 3.3 0.0 1 2 0
2020 3.1 1.1 3 0 0
2019 2.7 1.8 3 0 0
2018 5.5 1.8 5 1 0
2017 6.4 2.7 4 3 0

OSHA ITA peer cross-reference

Establishment peer ledger

221320 · MN · Duluth

400 Collection, treatment, and disposal of waste through a sewer system employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 340 employers in Duluth, 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 East Bay Municipal Utility District - Wastewater 3.7 TCR
NAICS-TCR The Jersey City Municipal Utilities Authority 3.8 TCR
NAICS-TCR American Bottoms Regional Wastewater Treatment Facility 3.6 TCR
NAICS-TCR Rock River Water Reclamation District 3.6 TCR
STATE-SIZE CenterPoint Energy - South 501 96 FTE
STATE-SIZE Associated Milk Producers Inc (Rochester Cheese Mfg) 96 FTE
STATE-SIZE Domino's Supply Chain Center- Minnesota 96 FTE
STATE-SIZE MyPillow, Inc., Building #5 96 FTE
CITY-NEAR St Mary's Medical Center 3,230 FTE
CITY-NEAR St. Luke's Hospital of Duluth 3,052 FTE
CITY-NEAR Building D-Miller Dwan Medical Center 1,880 FTE
CITY-NEAR University of Minnesota Duluth 1,701 FTE
NAT-TCR Azusa Manufacturing Plant 3.7 TCR
NAT-TCR Border Plains Equipment - Williston 3.7 TCR
NAT-TCR Don Brandel Plumbing, Inc. 3.7 TCR
NAT-TCR Jeff Eubank Roofing 3.7 TCR
NAT-SIZE San Marcos 96 FTE
NAT-SIZE Cape Romain Contractors 96 FTE
NAT-SIZE Hilton San Diego @ Gaslamp Quarter 96 FTE
NAT-SIZE Rouses Markets #56 96 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. 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.