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Mining, Quarrying, Oil & Gas · Wewoka, OK

Mills Well Service, INC.

According to OSHA enforcement records (2010–2026), Mills Well Service, INC. has a concerning safety record: 9 violations across 2 inspections. See the full breakdown below.

Top 1% by penalty56% serious
$151,000
OSHA penalties
9
Violations cited
2
OSHA inspections
#895
of 100,495 penalized employers

Mills Well Service, INC. in Wewoka, OK has been the subject of 2 OSHA workplace inspections and 9 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $151,000. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Mills Well Service, INC. 2 times over 1 year - more than twice a year on average. These inspections resulted in 9 violations, averaging 4.5 per inspection, above what's typical for a single visit. Its total OSHA penalty ranks in the top 1% of penalized employers nationally. Of these, 5 were classified as serious and 3 as willful - indicating hazards that could cause death or serious harm. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this sits roughly in line with peers (0.9x the sector average) on inspection frequency. For comparison, WadeCo Specialties in Midland, TX is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

4.5
violations per inspection
55.6%
of violations were serious
99%
of penalized employers rank lower

How Mills Well Service, INC. compares on OSHA penalties

Total current penalty vs the Mining, Quarrying, Oil & Gas per-employer average

in penalties

What this shows Mills Well Service, INC. runs far above peers (34.4x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$151,000 Bottom 1% least affordable more affordable than 1% of 100,495 U.S. employers with a penalty

$0–$5,000: 44,435 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,628 U.S. employers with a penalty (21%). Below this entry. $10,000–$15,000: 11,165 U.S. employers with a penalty (11%). Below this entry. $15,000–$20,000: 6,629 U.S. employers with a penalty (7%). Below this entry. $20,000–$25,000: 4,205 U.S. employers with a penalty (4%). Below this entry. $25,000–$30,000: 2,885 U.S. employers with a penalty (3%). Below this entry. $30,000–$35,000: 2,052 U.S. employers with a penalty (2%). Below this entry. $35,000–$40,000: 1,483 U.S. employers with a penalty (1%). Below this entry. $40,000–$45,000: 1,120 U.S. employers with a penalty (1%). Below this entry. $45,000–$50,000: 792 U.S. employers with a penalty (1%). Below this entry. $50,000+: 5,101 U.S. employers with a penalty (5%). This entry ($151,000) is well above this band, the chart's rightmost open-ended bucket. This employer: $151,000 $0 $55,000+ every penalized U.S. employer, bucketed by value

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

What the Data Says About Mills Well Service, INC.

The federal enforcement record for Mills Well Service, INC. in Wewoka, OK includes 2 OSHA inspections and 9 violations, translating to 4.50 violations per inspection. Of those violations, 5 (55.6%) were classified as serious, 3 (33.3%) as willful, and 1 (11.1%) as repeat. Serious violations denote hazards likely to cause death or serious physical harm; willful and repeat categories indicate intentional disregard or recurrence of previously cited hazards.

OSHA assessed $373,785 in initial penalties against this employer, later adjusted to a current total of $151,000 - a 59.6% reduction. Average penalty per inspection works out to $75,500. Against the Mining, Quarrying, Oil & Gas industry average of $4,394 per employer, this record runs far above peers (34.4x the sector average).

Inspection activity spans from 2018-04-03 to 2018-04-09, a window of roughly 1 year.

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2018-04-03

Last Inspection

2018-04-09

Inspection Span

1 yr

Violations / Inspection

4.5

Avg Penalty / Inspection

$75,500

Industry Avg / Inspection

$2,034

What this shows 2 inspections over 1 year, averaging 4.5 violations per visit. That's $75,500 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,034.

Enforcement detail

Violation Breakdown

5

Serious

55.6% of total

3

Willful

33.3% of total

1

Repeat

11.1% of total

0

Other-Than-Serious

0.0% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Enforcement detail

Penalty Analysis

Initial Penalty Assessed

$373,785

Current Penalty Amount

$151,000

Penalty Reduction

59.6%

What this shows Penalties were reduced by $222,785 from the initial assessment of $373,785. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How Mills Well Service, INC. compares to the Mining, Quarrying, Oil & Gas sector, which has 2,359 employers tracked by PlainWorker.

Metric Mills Well Service, INC. Industry Avg
Inspections 2 2.2
Violations 9 3.1
Total Penalty $151,000 $4,394
Avg Penalty per Inspection $75,500 $2,034
View all 2,359 employers in Mining, Quarrying, Oil & Gas →

Nearby & Similar Employers in Mining, Quarrying, Oil & Gas

American Drilling Corporation
Greenacres, WA
0 inspections $0
Eureka Resources LLC
Wysox, PA
6 inspections $92,250
NexTier
Dickinson, ND
0 inspections $0
Hilcorp Alaska, LLC
Prudhoe Bay, AK
13 inspections $147,773
WadeCo Specialties
Midland, TX
0 inspections $0

Compare Mills Well Service, INC. vs American Drilling Corporation side-by-side →

Frequently Asked Questions

Is Mills Well Service, INC. safe to work at? ▼
Based on OSHA records, Mills Well Service, INC.'s workplace safety record is concerning, with multiple serious compliance issues. The employer has 9 violations across 2 inspections, including 5 serious violations. Compared to Mining, Quarrying, Oil & Gas industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Mills Well Service, INC. have? ▼
Mills Well Service, INC. has 9 OSHA violations on record, including 5 serious, 3 willful, and 1 repeat violations. The total current penalty amount is $151,000.
How many OSHA inspections has Mills Well Service, INC. had? ▼
Mills Well Service, INC. has had 2 OSHA inspections, with the first recorded on 2018-04-03 and the most recent on 2018-04-09. This averages 4.5 violations per inspection.
What is the total penalty amount for Mills Well Service, INC.? ▼
Mills Well Service, INC. has been assessed $151,000 in current OSHA penalties, reduced from an initial assessment of $373,785 (a 59.6% reduction).
Does Mills Well Service, INC. have any serious or willful violations? ▼
Yes. Mills Well Service, INC. has 5 serious violations, 3 willful violations, and 1 repeat violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.
What industry does Mills Well Service, INC. operate in? ▼
Mills Well Service, INC. operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 213112). This industry has 2,359 employers tracked by PlainWorker, with 5,096 total OSHA inspections and $10.36M in cumulative penalties.
How does Mills Well Service, INC.'s safety record compare to industry average? ▼
Mills Well Service, INC.'s total OSHA penalty of $151,000 is above the Mining, Quarrying, Oil & Gas industry average of $4,394 per employer (34.4x the average). The employer has 2 inspections compared to the industry average of 2.2 per employer. For a direct comparison, WadeCo Specialties in Midland, TX is a similar mining, quarrying, oil & gas employer with $0 in current penalties.

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What to check next

Mills Well Service, INC.'s record is one establishment in a larger pattern. Use it as a research checklist, not a verdict on the employer overall.

These figures are the federal enforcement record on file and reflect past inspections, not a statement about current workplace conditions. See the disclaimer for how to read them.

Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

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Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 2 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.