MOUNTAIN WEST HELICOPTERS L L C

Part 135 operator · designator M5WA

Data confidence: Records are linked by certificate number, aircraft registration, or a name match that a reviewer has confirmed. Each record below shows how it was linked.

Also recorded as: MOUNTAIN WEST HELICOPTERS L L C

Accident & enforcement record

Events that happened, regardless of the operator's own reporting. Each links to its public source.

NTSB accidents & incidents

No NTSB accidents or incidents linked to this operator.

FAA enforcement actions

Civil penalty ordered · 2024-02-08 Name match — reviewer confirmed
Drug & alcohol testing programAir carrier / commercial operator

Sanction: $5,000 · case closed 2024-12-03

Source: FAA case 2024WP910041

Maintenance disclosure history

Service Difficulty Reports are self-reported maintenance findings. The NUMBER of reports is not a measure of reliability — diligent operators file more, not fewer. These are shown for transparency, not as a negative signal. To verify a report, search its control number at the FAA SDRS site.

Reports span 2014–2014. Most-reported systems: Hydraulic power (29) — 1. Most-common natures of condition, as filed: SMOKE/FUMES/ODORS/SPARKS; WARNING INDICATION — 1.

1 report on file.

SMOKE/FUMES/ODORS/SPARKS; WARNING INDICATION · 2014-02-09 Matched by certificate designator
N350MW · ATA 2913

Part: BEARING — SEIZED (HYD PUMP) · airframe 418 hrs

BEARING IN THE HYDRAULIC PUMP DRIVE ASSY IN NR 1 HYDRAULIC SYSTEM SEIZED CAUSING THE HYD DRIVE BELT TO FAIL.

Source: SDR M5WA2014F00069

Linked aircraft

N-numberMake / modelYearStatusLink basis
N350MWAMERICAN EUROCOPTER CORP AS350B32012Valid RegistrationMatched by certificate designator