DBA: Miller Ag Service
United Prairie Llc is an active interstate carrier based in Tolono, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 51 | 0 | 0 |
| Tractors | 51 | 0 | 0 |
| Trailers | 51 | 0 | 0 |
| Total Power Units | 51 | ||
Distinct vehicles · 24 mo
vs 51 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 | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 52% | 85% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 2 | — | 22.26% |
| Hazmat | 1 | 0 | 0.00% |
| 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 | 1 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 12, 2026 | IL | OTHER | 0 | 0 |
| Nov 6, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Oct 27, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Jul 9, 2025 | IN | TRUCK TRACTOR | 1 | 1 |
| Feb 20, 2025 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 4.60 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 2 states. Top state IL accounts for 93% of activity. Activity outside home state (IL): 7%.
| IL |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Feb 20, 2025 | IL | TRUCK TRACTOR | 0 | 0 |
| Oct 22, 2024 | IL | TRUCK TRACTOR | 2 | 1 |
| Aug 19, 2024 | IL | TRUCK TRACTOR | 0 | 0 |
| Aug 13, 2024 | IL | TRUCK TRACTOR | 0 | 0 |
| Aug 9, 2024 | IL | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jul 9, 2025 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Oct 22, 2024 | 39375A | Flat tire or fabric exposed | Vehicle Maintenance | Yes |
| Oct 22, 2024 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |