Irrigation system operation · California
Tuolumne Utilities District
Sonora, CA · ~82 workers · 5 years of OSHA Injury Tracking Application data.
- F
- Failing Safety Record
- 4.5
- Avg TCR
- 1.2
- Industry avg
- 0
- Fatalities
The verdict
Tuolumne Utilities District runs at 373% of its industry's injury rate - far more dangerous than the typical Irrigation system operation workplace, earning a grade F.
Tuolumne Utilities District: 4.5 TCR = 373% of Irrigation system operation BLS 1.2 · 5y Form 300A (see methodology below)
Tuolumne Utilities District safety composite
Tuolumne Utilities District scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 33%), 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).
44/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 4.48 per 100 workers
Safer than 48% of industry peers
- DART rate
- F 3.78 per 100 workers
Safer than 33% 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%).
TCR Δ
−3.0
2019→2024
Tuolumne Utilities District injury rate improved
Tuolumne Utilities District's TCR fell 3.0 from 8.1 in 2019 to 5.0 in 2024. Peak filing year was 2019 at 8.1 TCR. In 2024, DART was 0.84× this establishment's average TCR (severity share of cases).
2019=8.1 · 2020=5.3 · 2022=2.7 · 2023=1.3 · 2024=5.0
OSHA ITA Form 300A scorecard
Establishment book 221310 · Sonora, CA ABOVE-IND · SMALL
Grade F · TCR 4.5 · 373% of ind
- DART 3.8 DART
- RANK #81/176
- PHOTO Municipal District S…
- BOOK 5y book
- INJ 15 inj
- SIZE ~82 FTE
Nearest TCR peer: Municipal District Services (0.0 TCR gap)
Read with this employer → · Industry book → · California employers → · Look up another →
Tuolumne Utilities District in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Tuolumne Utilities District
4.5 TCR
- Municipal Dist
Municipal District Services
4.5 TCR
- Yorba Linda Wa
Yorba Linda Water District
4.5 TCR
- Lambertville
Lambertville
4.5 TCR
- New Jersey Ame
New Jersey American Water-Shrewsbury
4.4 TCR
What this shows Tuolumne Utilities District averages 4.5 TCR (373% of the Irrigation system operation BLS benchmark).
Tuolumne Utilities District TCR series: 2019=8.1 · 2020=5.3 · 2022=2.7 · 2023=1.3 · 2024=5 · BLS 1.2
Where Tuolumne Utilities District falls in its industry
727 Irrigation system operation establishmentsSafer than 48% of graded establishments in this industry, whose median TCR is 4.2.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #81 safest of 176 Irrigation system operation employers in California.
Tuolumne Utilities District has more employees than the Irrigation system operation median and a higher injury rate than the industry's median TCR of 4.2. 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 | 5.0 | 3.8 | 4 | 0 | 0 |
| 2023 | 1.3 | 0.0 | 1 | 0 | 0 |
| 2022 | 2.7 | 1.3 | 2 | 0 | 0 |
| 2020 | 5.3 | 2.7 | 3 | 1 | 0 |
| 2019 | 8.1 | 2.7 | 5 | 1 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
221310 · CA · Sonora
727 Irrigation system operation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 65 employers in Sonora, 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 | Municipal District Services | 4.5 TCR |
| NAICS-TCR | Yorba Linda Water District | 4.5 TCR |
| NAICS-TCR | New Jersey American Water-Shrewsbury | 4.4 TCR |
| NAICS-TCR | Lambertville | 4.5 TCR |
| STATE-SIZE | West Coast Harvesting Inc. | 82 FTE |
| STATE-SIZE | Farm | 82 FTE |
| STATE-SIZE | Wight Vineyard Management, Inc. | 82 FTE |
| STATE-SIZE | Growers Harvesting LLC | 82 FTE |
| CITY-NEAR | Adventist Health Sonora | 1,442 FTE |
| CITY-NEAR | California Department of Transportation Facility 348 | 779 FTE |
| CITY-NEAR | 9292-AHSR001 - HOSPITAL | 511 FTE |
| CITY-NEAR | 2030 | 350 FTE |
| NAT-TCR | St. Thomas More Hospital | 4.5 TCR |
| NAT-TCR | Jagemann Plating Company | 4.5 TCR |
| NAT-TCR | LUG | 4.5 TCR |
| NAT-TCR | Gateway Supply LLC | 4.5 TCR |
| NAT-SIZE | 3-Usf-Olf Reston | 82 FTE |
| NAT-SIZE | 34-Usf-Olf Skyline | 82 FTE |
| NAT-SIZE | Detroit Marriott Southfield | 82 FTE |
| NAT-SIZE | Silvercrest Garner Farms | 82 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.