Power generation, geothermal · California

Wellfield Operations

Holtville, CA · ~27 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
1.3
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

Wellfield Operations runs at 110% of its industry's injury rate - about level with the typical Power generation, geothermal workplace, earning a grade C.

Wellfield Operations: 1.3 TCR = 110% of Power generation, geothermal BLS 1.2 · 2y Form 300A (see methodology below)

Wellfield Operations safety composite

Wellfield Operations scores strongest on dart rate (safer than 71% 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

59/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 1.32 per 100 workers

Safer than 53% of industry peers

DART rate
C 0 per 100 workers

Safer than 71% 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

−2.6

2018→2019

Wellfield Operations injury rate improved

Wellfield Operations's TCR fell 2.6 from 2.6 in 2018 to 0.0 in 2019. Peak filing year was 2018 at 2.6 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

2018=2.6 · 2019=0.0

OSHA ITA Form 300A scorecard

Establishment book 221116 · Holtville, CA ABOVE-IND · SMALL

Grade C · TCR 1.3 · 110% of ind

  • DART 0.0 DART
  • RANK #3/9
  • PHOTO Cokenergy
  • BOOK 2y book
  • INJ 1 inj
  • SIZE ~27 FTE

Nearest TCR peer: Cokenergy (0.1 TCR gap)

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

Wellfield Operations in the TCR neighbourhood

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

TCR

What this shows Wellfield Operations averages 1.3 TCR (110% of the Power generation, geothermal BLS benchmark).

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

Wellfield Operations TCR series: 2018=2.6 · 2019=0 · BLS 1.2

Where Wellfield Operations falls in its industry

17 Power generation, geothermal establishments

Safer than 53% of graded establishments in this industry, whose median TCR is 2.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 9 Power generation, geothermal employers in California.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2019 0.0 0.0 0 0 0
2018 2.6 2.6 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

221116 · CA · Holtville

17 Power generation, geothermal employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 16 employers in Holtville, 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 Cokenergy 1.2 TCR
NAICS-TCR On-Shore Wind : On-Shore Wind - NAM - OM and Services (US Only) 1.0 TCR
NAICS-TCR Coso Operating Company, LLC 0.9 TCR
NAICS-TCR Northern California Power Agency 0.8 TCR
STATE-SIZE HQ 27 FTE
STATE-SIZE Medeiros Farms Vineyards 27 FTE
STATE-SIZE SAND RANCH 27 FTE
STATE-SIZE San Bernabe Vineyards 27 FTE
CITY-NEAR Main 322 FTE
CITY-NEAR Mainas Farms LLC 241 FTE
CITY-NEAR VESSEY & COMPANY, INC. 141 FTE
CITY-NEAR Schaffner Dairy Inc 67 FTE
NAT-TCR Stacy and Witbeck/Sundt, A Joint Venture - Gilbert Road LRT Extension 1.3 TCR
NAT-TCR Construction 1.3 TCR
NAT-TCR 06-TTCO-MOBILE 1.3 TCR
NAT-TCR JR Simplot-Pasco Farm 1.3 TCR
NAT-SIZE Macomb City Police Dept. 27 FTE
NAT-SIZE Rice Windows and Doors 27 FTE
NAT-SIZE Interstate Blood and Plasma - Madison (Verona), WI 27 FTE
NAT-SIZE Emery Rd 27 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: 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.