M & M Well Service Llc is an active interstate carrier based in Riverton, WY.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 11 | 0 | 0 |
| Tractors | 14 | 0 | 0 |
| Trailers | 12 | 0 | 0 |
| Total Power Units | 25 | ||
Distinct vehicles · 24 mo
vs 25 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 100% | 99% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 72% | 93% | 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 | — | 4.44% |
Where they run
Inspected in 1 state. Top state WY accounts for 100% of activity. Activity outside home state (WY): 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 | 3 | 0 | 2 |
| Driver Fitness | 1 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jul 23, 2025 | WY | STRAIGHT TRUCK | 4 | 3 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jul 23, 2025 | 38323A2LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | Driver Fitness |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 1 | 12.00 | — |
| Driver Fitness | 1 | 10.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 1 |
| Yes |
| Jul 23, 2025 | 393110CC | Cargo - Insufficient tiedowns (with headerboard/blocking). At least one tiedown for every 10 feet of article length or fraction thereof | Vehicle Maintenance | Yes |
| Jul 23, 2025 | 39343DBMA | Brake - Breakaway not attached to the towing vehicle | Vehicle Maintenance | Yes |
| Jul 23, 2025 | 39360D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Vehicle Maintenance | — |