OSHA has inspected Frontier Airlines 16 times in Colorado since 1972.
The latest one began on Jul 30, 2018 after a complaint, in Denver.
Those inspections ended with 33 citation items: 16 serious and 17 other-than-serious.
Penalties were first proposed at $32,581 and now stand at $25,627, 21% lower after settlements or reviews.
Respiratory protection comes up most often in these citations: 6 items under 1910.134.
How that compares: the median penalty per cited inspection for transportation and warehousing employers since 2015 is $2,408, and Frontier Airlines averages $1,800 (2 cited inspections).
Frontier Airlines also files yearly injury logs with OSHA, summarized below.
The Wage and Hour Division has 3 cases on it since 2015, with $24,400 in back wages owed to workers.
Colorado · latest 90 days of OSHA records
135employers cited
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Watch this company8500 Pena Blvd., Denver, CO 80241 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1910.132(h)(1) · Personal protective equipment, general requirements |
Other-than-serious | $0 | $0 | Aug 10, 2018 | Final |
26360 E 103rd Ave, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1a 29 CFR 1910.178(a)(5) · Forklifts and other powered industrial trucks |
Serious | $5,541 | $3,600 | Dec 21, 2017 | Final |
| Citation 1, item 1b 29 CFR 1910.178(a)(6) · Forklifts and other powered industrial trucks |
Serious | $0 | $0 | Dec 21, 2017 | Final |
| Citation 2, item 1 29 CFR 1910.303(g)(1)(i)(b) · Electrical equipment, general requirements |
Other-than-serious | $0 | $0 | Dec 21, 2017 | Final |
7001 Tower Road, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
7001 Tower Road, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
9132 Pena Blvd Concourse A, Denver, CO 80249 · Other Airport Operations · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
9132 Pena Blvd., Denver International Airport, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 OSH Act Section 5(a)(1) · General Duty Clause |
Serious | $5,000 | $3,000 | Feb 2, 2007 | Closed |
| Citation 1, item 2 29 CFR 1910.22(a)(2) · General requirements |
Other-than-serious | $5,000 | $3,000 | Feb 2, 2007 | Closed |
7001 Tower Road, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1a 29 CFR 1904.8(a) · Recording criteria for needlestick and sharps injuries |
Other-than-serious | $0 | $0 | Sep 9, 2004 | Closed |
| Citation 1, item 1b 29 CFR 1910.1030(c)(2)(i) · Bloodborne pathogens |
Other-than-serious | $0 | $0 | Sep 9, 2004 | Closed |
| Citation 1, item 1c 29 CFR 1910.1030(h)(5)(i) · Bloodborne pathogens |
Other-than-serious | $0 | $0 | Sep 9, 2004 | Closed |
| Citation 1, item 2 29 CFR 1910.134(d)(1)(iii) · Respiratory protection |
Other-than-serious | $0 | $0 | Sep 9, 2004 | Closed |
9132 Pena Blvd., Denver International Airport, Denver, CO 80249 · Scheduled Passenger Air Transportation · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 OSH Act Section 5(a)(1) · General Duty Clause |
Other-than-serious | $1,875 | $1,875 | Jun 14, 2004 | Closed |
| Citation 1, item 2a 29 CFR 1910.132(d)(1) · Personal protective equipment, general requirements |
Other-than-serious | $4,500 | $4,500 | Jun 14, 2004 | Closed |
| Citation 1, item 2b 29 CFR 1910.136(a) · Foot protection |
Other-than-serious | $0 | $0 | Jun 14, 2004 | Closed |
| Citation 1, item 3a 29 CFR 1910.179(j)(4)(i) · Overhead and gantry cranes |
Other-than-serious | $1,500 | $1,050 | Jun 14, 2004 | Closed |
| Citation 1, item 3b 29 CFR 1910.184(e)(1) · Slings |
Other-than-serious | $0 | $0 | Jun 14, 2004 | Closed |
| Citation 1, item 4 29 CFR 1910.212(a)(1) · Machine guarding |
Other-than-serious | $4,500 | $4,500 | Jun 14, 2004 | Closed |
| Citation 1, item 5 29 CFR 1910.305(j)(1)(i) · Electrical wiring methods |
Other-than-serious | $1,875 | $1,312 | May 25, 2004 | Closed |
| Citation 1, item 6 29 CFR 1910.305(j)(1)(iv) · Electrical wiring methods |
Other-than-serious | $1,500 | $1,500 | May 25, 2004 | Closed |
9132 Pena Blvd., Denver International Airport, Denver, CO 80249 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
8250 Smith Rd, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1910.132(a) · Personal protective equipment, general requirements |
Serious | $140 | $140 | Dec 7, 1984 | Closed |
| Citation 1, item 2a 29 CFR 1910.134(b)(2) · Respiratory protection |
Serious | $350 | $350 | Dec 7, 1984 | Closed |
| Citation 1, item 2b 29 CFR 1910.134(b)(5) · Respiratory protection |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
| Citation 1, item 2c 29 CFR 1910.134(b)(6) · Respiratory protection |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
| Citation 1, item 2d 29 CFR 1910.134(e)(5) · Respiratory protection |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
| Citation 1, item 2e 29 CFR 1910.1000(b)(2) · Air contaminants |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
| Citation 1, item 2f 29 CFR 1910.1000(e) · Air contaminants |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
| Citation 1, item 3a 29 CFR 1910.1000(b)(1) · Air contaminants |
Serious | $350 | $350 | Dec 7, 1984 | Closed |
| Citation 1, item 3b 29 CFR 1910.1000(e) · Air contaminants |
Serious | $0 | $0 | Dec 7, 1984 | Closed |
8250 Smith Rd Hanger 1, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1a 29 CFR 1910.134(a)(1) · Respiratory protection |
Serious | $180 | $180 | Sep 16, 1983 | Closed |
| Citation 1, item 1b 29 CFR 1910.1000(b)(2) · Air contaminants |
Serious | $0 | $0 | Sep 16, 1983 | Closed |
| Citation 1, item 1c 29 CFR 1910.1000(e) · Air contaminants |
Serious | $0 | $0 | Sep 16, 1983 | Closed |
| Citation 1, item 2 29 CFR 1910.151(c) · First aid and eyewash |
Serious | $240 | $240 | Sep 16, 1983 | Closed |
2250 Smith Road, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
8250 Smith Rd, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Concourse D Stapleton Airport, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Concourse D Starleton Airport, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
No citations from this inspection.
Terminal Building, Denver, CO 80207 · OSHA's record · Phone and website on Google Maps
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|---|---|---|---|---|
| Citation 1, item 1 29 CFR 1910.178(n)(4) · Forklifts and other powered industrial trucks |
Other-than-serious | $30 | $30 | Nov 10, 1972 | Closed |
| Citation 1, item 2 29 CFR 1910.219(i)(2) · Belts, pulleys and power-transmission parts |
Other-than-serious | $0 | $0 | Nov 10, 1972 | Closed |
From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.
In 2025, the Denver site logged 28 recordable injuries or illnesses among about 2,891 workers: 1.9 per 100 full-time workers, against a median of 4.8 for its industry. Those cases cost 1,603 days away from work.
| Site and year | Workers | Cases | Days-away cases | Rate | Industry median |
|---|---|---|---|---|---|
| Frontier Airlines DEN Denver · 2025 | 2,891 | 28 | 28 | 1.9 | 4.8 |
| Frontier Airlines Anywhere USA Denver · 2025 | 240 | 2 | 2 | 0.9 | 4.8 |
| Frontier Airlines DFW Denver · 2024 | 2,397 | 16 | 15 | 1.3 | 4.8 |
| Frontier Airlines - Denver Base Denver · 2022 | 1,831 | 25 | 24 | 1.8 | 4.8 |
| Frontier Airlines - Orlando Base Denver · 2021 | 1,432 | 29 | 26 | 5.5 | 4.8 |
| Frontier Airlines - Las Vegas Base Denver · 2021 | 908 | 19 | 15 | 5.2 | 4.8 |
| Frontier Airlines - Chicago Base Denver · 2021 | 576 | 9 | 7 | 3.9 | 4.8 |
| Frontier Airlines - Miami Base Denver · 2021 | 607 | 9 | 8 | 5.5 | 4.8 |
Cases by the Labor Department's Wage and Hour Division since 2015: unpaid minimum wage or overtime, child labor, family leave and more.
| Period reviewed | Violations | Workers owed | Back wages | Penalties |
|---|---|---|---|---|
| Jan 1, 2025 to Dec 4, 2025 Denver | 1 | 0 | $0 | $0 |
| May 11, 2022 to May 10, 2024 DENVER | 6 | 0 | $0 | $0 |
| Jan 1, 2017 to Dec 29, 2018 Denver | 611 | 610 | $24,400 | $0 |
Current text from the Code of Federal Regulations. Some citations were issued under older wording.
29 CFR 1904.8(a)
(a) Basic requirement. You must record all work-related needlestick injuries and cuts from sharp objects that are contaminated with another person's blood or other potentially infectious material (as defined by 29 CFR 1910.1030). You must enter the case on the OSHA 300 Log as an injury. To protect the employee's privacy, you may not enter the employee's name on the OSHA 300 Log (see the requirements for privacy cases in paragraphs 1904.29(b)(6) through 1904.29(b)(9)).
29 CFR 1910.1000(b)(1)
(1) 8-hour time weighted averages. An employee's exposure to any substance listed in Table Z-2, in any 8-hour work shift of a 40-hour work week, shall not exceed the 8-hour time weighted average limit given for that substance in Table Z-2.
29 CFR 1910.1000(b)(2)
(2) Acceptable ceiling concentrations. An employee's exposure to a substance listed in Table Z-2 shall not exceed at any time during an 8-hour shift the acceptable ceiling concentration limit given for the substance in the table, except for a time period, and up to a concentration not exceeding the maximum duration and concentration allowed in the column under “acceptable maximum peak above the acceptable ceiling concentration for an 8-hour shift.”
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Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.