Golf courses (except miniature, pitch-n-putt) · California

Twin Oaks Golf Course

San Marcos, CA · ~71 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.2
Avg TCR
3.1
Industry avg
0
Fatalities
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The verdict

Twin Oaks Golf Course runs at 296% of its industry's injury rate - far more dangerous than the typical Golf courses (except miniature, pitch-n-putt) workplace, earning a grade F.

Twin Oaks Golf Course: 9.2 TCR = 296% of Golf courses (except miniature, pitch-n-putt) BLS 3.1 · 4y Form 300A (see methodology below)

Twin Oaks Golf Course safety composite

Twin Oaks Golf Course scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 4%), 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

19/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.17 per 100 workers

Safer than 13% of industry peers

DART rate
F 10.7 per 100 workers

Safer than 4% of industry peers

Fatalities
D 0

Safer than 51% 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

Twin Oaks Golf Course: 2.4 → 13.4 TCR

Peak year 2019 @ 14.4 TCR · DART/TCR 1.17× in 2021

Twin Oaks Golf Course's TCR rose 11.0 from 2.4 in 2018 to 13.4 in 2021. Peak filing year was 2019 at 14.4 TCR. In 2021, DART was 1.17× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 713910 · San Marcos, CA ABOVE-IND · SMALL

Grade F · TCR 9.2 · 296% of ind

  • DART 10.7 DART
  • RANK #58/74
  • PHOTO City of Woodbury - E…
  • BOOK 4y book
  • INJ 14 inj
  • SIZE ~71 FTE

Nearest TCR peer: City of Woodbury - Eagle Valley Golf Course (0.0 TCR gap)

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

Twin Oaks Golf Course in the TCR neighbourhood

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

TCR

What this shows Twin Oaks Golf Course averages 9.2 TCR (296% of the Golf courses (except miniature, pitch-n-putt) BLS benchmark).

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

Twin Oaks Golf Course TCR series: 2018=2.4 · 2019=14.4 · 2020=6.4 · 2021=13.4 · BLS 3.1

Where Twin Oaks Golf Course falls in its industry

458 Golf courses (except miniature establishments

Safer than 13% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #58 safest of 74 Golf courses (except miniature employers in California.

Twin Oaks Golf Course (71 employees, TCR 9.2) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 4.5 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 02004006008001,000 0246810 Average employees Total Case Rate Twin Oaks Golf Course
Twin Oaks Golf Course (71 employees, TCR 9.2) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 4.5

Twin Oaks Golf Course has fewer employees than the Golf courses (except miniature, pitch-n- median and a higher injury rate than the industry's median TCR of 4.5. 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 13.4 10.7 5 0 0
2020 6.4 3.2 2 0 0
2019 14.4 14.4 6 0 0
2018 2.4 2.4 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

713910 · CA · San Marcos

458 Golf courses (except miniature, pitch-n-putt) employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 139 employers in San Marcos, CA · 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 City of Woodbury - Eagle Valley Golf Course 9.2 TCR
NAICS-TCR Maidstone Club, Inc. 9.2 TCR
NAICS-TCR New Hope Village Golf Course 9.1 TCR
NAICS-TCR Duran Golf Club, LLC. 9.1 TCR
STATE-SIZE M Pineda Farming Co 71 FTE
STATE-SIZE AgSource Services, LLC 71 FTE
STATE-SIZE Schafer Ranch, Inc 71 FTE
STATE-SIZE R & J Dondero Inc 71 FTE
CITY-NEAR Hunter Industries 967 FTE
CITY-NEAR 08180552 SAN MARCOS MEDICAL CENTER 741 FTE
CITY-NEAR CASMR - SAN MARCOS 615 FTE
CITY-NEAR SAN MARCOS (CASMR) 555 FTE
NAT-TCR Charmac Trailers inc 9.2 TCR
NAT-TCR Detroit Campus 9.2 TCR
NAT-TCR Nynan - Nanuet 9.2 TCR
NAT-TCR Hartford - Johnson Memorial Hospital 9.2 TCR
NAT-SIZE Sioux Falls, SD HVAC 71 FTE
NAT-SIZE Nashville, TN HVAC 71 FTE
NAT-SIZE Larsmont Lodge 71 FTE
NAT-SIZE Sonstegard Foods of Georgia 71 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.