Plant Source Inc is an active interstate carrier based in San Marcos, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 1 | 0 |
| Tractors | 0 | 3 | 0 |
| Trailers | 0 | 0 | 3 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 79% | 93% | Worse than most peers |
| Driver Fitness | 90% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 56% | 84% | 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 | 2 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2024 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 4 | 0 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 2, 2025 | CA | STRAIGHT TRUCK | 1 | 1 |
| Nov 27, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Nov 24, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Nov 18, 2025 | CA | STRAIGHT TRUCK | 2 | 1 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 1 | 0.33 | — |
| Vehicle Maintenance | 3 | 1.60 | — |
| Driver Fitness | 1 | 0.95 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state CA accounts for 81% of activity. Activity outside home state (CA): 19%.
| Driver Fitness |
| 1 |
| 1 |
| 1 |
| Hours-of-Service Compliance | 1 | 0 | 1 |
| Sep 2, 2025 |
| AZ |
| TRUCK TRACTOR |
| 1 |
| 2 |
| Aug 29, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Aug 11, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Jul 17, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| May 22, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Apr 10, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 2, 2025 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Nov 18, 2025 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Nov 18, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Sep 2, 2025 | 38395LCDL | RESTRICTION - (CDL) - OPERATE A CMV IN VIOLATION OF A RESTRICTION. | Driver Fitness | Yes |
| Jul 17, 2025 | 3965BHWSL | Hubs - Wheel seal leaking | Vehicle Maintenance | — |
| Jan 3, 2025 | 3958A1HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours-of-Service Compliance | Yes |