Ammunition loading and assembling plants · Wisconsin

R. Stresau Laboratory, Inc.

Spooner, WI · ~76 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

R. Stresau Laboratory, Inc. runs at 272% of its industry's injury rate - far more dangerous than the typical Ammunition loading and assembling plants workplace, earning a grade F.

R. Stresau Laboratory, Inc.: 9.0 TCR = 272% of Ammunition loading and assembling plants BLS 3.3 · 4y Form 300A (see methodology below)

R. Stresau Laboratory, Inc. safety composite

R. Stresau Laboratory, Inc. scores strongest on fatalities (safer than 53% of same-industry peers) and weakest on total case rate (tcr) (safer than 0%), 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

14/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.99 per 100 workers

Safer than 0% of industry peers

DART rate
F 8.91 per 100 workers

Safer than 1% of industry peers

Fatalities
D 0

Safer than 53% 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

R. Stresau Laboratory, Inc.: 5.1 → 8.9 TCR

Peak year 2020 @ 11.3 TCR · DART/TCR 0.99× in 2021

R. Stresau Laboratory, Inc.'s TCR rose 3.8 from 5.1 in 2018 to 8.9 in 2021. Peak filing year was 2020 at 11.3 TCR. In 2021, DART was 0.99× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332993 · Spooner, WI ABOVE-IND · SMALL

Grade F · TCR 9.0 · 272% of ind

  • DART 8.9 DART
  • RANK P0
  • PHOTO Expal USA
  • BOOK 4y book
  • INJ 11 inj
  • SIZE ~76 FTE

Nearest TCR peer: Expal USA (2.1 TCR gap)

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

R. Stresau Laboratory, Inc. in the TCR neighbourhood

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

TCR

What this shows R. Stresau Laboratory, Inc. averages 9.0 TCR (272% of the Ammunition loading and assembling plants BLS benchmark).

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

R. Stresau Laboratory, Inc. TCR series: 2018=5.1 · 2019=10.6 · 2020=11.3 · 2021=8.9 · BLS 3.3

Where R. Stresau Laboratory, Inc. falls in its industry

36 Ammunition loading and assembl establishments

Safer than 0% of graded establishments in this industry, whose median TCR is 1.7.

More dangerous than peersSafer than peers
R. Stresau Laboratory, Inc. (76 employees, TCR 9.0) among 26 same-industry peers, split at the industry median of 188 employees and a TCR of 1.7 2×2 strategic matrix plotting 27 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 0200400600800 0246810 Average employees Total Case Rate R. Stresau Laboratory, Inc.
R. Stresau Laboratory, Inc. (76 employees, TCR 9.0) among 26 same-industry peers, split at the industry median of 188 employees and a TCR of 1.7

R. Stresau Laboratory, Inc. has fewer employees than the Ammunition loading and assembling plants median and a higher injury rate than the industry's median TCR of 1.7. 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 8.9 8.9 3 3 0
2020 11.3 7.6 3 6 0
2019 10.6 10.6 2 6 0
2018 5.1 2.6 3 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

332993 · WI · Spooner

36 Ammunition loading and assembling plants employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 11 employers in Spooner, WI · 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 Expal USA 6.8 TCR
NAICS-TCR Enlight Group II LLC 6.4 TCR
NAICS-TCR Action Mfg Atglen 5.9 TCR
NAICS-TCR NGDS-MN32 4.8 TCR
STATE-SIZE Creekwood Complex 76 FTE
STATE-SIZE Site Bulk Material Handling 76 FTE
STATE-SIZE Genoa #3 76 FTE
STATE-SIZE KEWAUNEE 76 FTE
CITY-NEAR Schmitz's Economart 141 FTE
CITY-NEAR Maple Ridge Care Center 97 FTE
CITY-NEAR T & T Manufacturing, LLC. 53 FTE
CITY-NEAR TERRY LECKEL TRUCKING 48 FTE
NAT-TCR Sodexo at Suny-Student Union 9.0 TCR
NAT-TCR Martha T. Berry MCF 9.0 TCR
NAT-TCR North Oaks Partnership 9.0 TCR
NAT-TCR Central Bi Products North Redwood Falls 9.0 TCR
NAT-SIZE McVac Environmental Services, Inc. 76 FTE
NAT-SIZE JN Electric of Tampa Bay 76 FTE
NAT-SIZE Harris Rebar - Seattle Washington 76 FTE
NAT-SIZE Myojo USA 76 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.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.