Montrose Air Quality Services Llc is an active interstate carrier based in North Little Rock, AR.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 125 | 5 | 0 |
| Tractors | 0 | 120 | 0 |
| Trailers | 116 | 0 | 0 |
| Total Power Units | 125 | ||
Distinct vehicles · 24 mo
vs 125 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 31% | 83% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 81% | 93% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 50% | 78% | Around peer average |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 2 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 6 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 8, 2025 | WA | STRAIGHT TRUCK | 1 | 0 |
| Oct 27, 2025 | WA | STRAIGHT TRUCK | 0 | 0 |
| Aug 27, 2025 | WA | STRAIGHT TRUCK | 1 | 1 |
| Aug 18, 2025 | WA | STRAIGHT TRUCK | 2 | 1 |
Mcneill Express
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| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.03 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 4 | 2.84 | — |
| Driver Fitness | 1 | 0.40 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state WA accounts for 50% of activity. Activity outside home state (AR): 100%.
| 2 |
| Driver Fitness | 1 | 0 | 1 |
| Unsafe Driving | 1 | 0 | 0 |
| Aug 11, 2025 | TN | TRUCK TRACTOR | 0 | 0 |
| Jun 24, 2025 | CA | STRAIGHT TRUCK | 1 | 1 |
| Jun 2, 2025 | TN | STRAIGHT TRUCK | 0 | 0 |
| Apr 7, 2025 | ME | STRAIGHT TRUCK | 0 | 0 |
| Mar 13, 2025 | WA | STRAIGHT TRUCK | 2 | 0 |
| Oct 23, 2024 | IA | STRAIGHT TRUCK | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 8, 2025 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |
| Aug 27, 2025 | 3963A1CDLME | Coupling - Semi-Trailer loose mounting missing or ineffective fasteners or insecure latch (excluding fifth wheel and pintle hooks) | Vehicle Maintenance | Yes |
| Aug 18, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Aug 18, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Jun 24, 2025 | 39111B4 | Medical (Certificate) - Operating a CDL (passenger or property carrying) vehicle that is non-excepted and the driver has self-certified as excepted interstate or | Driver Fitness | Yes |
| Mar 13, 2025 | 3939ALBL | Lighting - Backup lamp inoperative | Vehicle Maintenance | — |
| Mar 13, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Oct 23, 2024 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |