William A Day Jr & Sons Inc is an active interstate carrier based in Porter, ME.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 18 | 0 | 0 |
| Tractors | 18 | 0 | 0 |
| Trailers | 23 | 0 | 0 |
| Total Power Units | 18 | ||
Distinct vehicles · 24 mo
vs 18 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 100% | 98% | Worse than most peers |
| HOS Compliance | 96% | 98% | Worse than most peers |
| Driver Fitness | 87% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 87% | 94% | Worse than most peers |
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 | 11 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2025 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 23 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 10, 2025 | ME | TRUCK TRACTOR | 0 | 0 |
| Dec 8, 2025 | NH | STRAIGHT TRUCK | 1 | 0 |
| Nov 7, 2025 | NH | STRAIGHT TRUCK | 3 | 2 |
| Oct 2, 2025 | NH | STRAIGHT TRUCK | 6 | 2 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 6 | 4.80 | — |
| HOS Compliance | 1 | 0.12 | — |
| Vehicle Maintenance | 9 | 5.73 | — |
| Driver Fitness | 2 | 0.45 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 2 states. Top state NH accounts for 54% of activity. Activity outside home state (ME): 54%.
| 6 |
| Unsafe Driving | 8 | 5 | 0 |
| Driver Fitness | 2 | 0 | 2 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| Jul 9, 2025 | NH | TRUCK TRACTOR | 0 | 0 |
| May 5, 2025 | ME | TRUCK TRACTOR | 0 | 0 |
| Apr 16, 2025 | ME | TRUCK TRACTOR | 0 | 0 |
| Apr 15, 2025 | ME | TRUCK TRACTOR | 0 | 0 |
| Mar 26, 2025 | NH | TRUCK TRACTOR | 1 | 0 |
| Mar 25, 2025 | ME | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 8, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Nov 7, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Nov 7, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| Nov 7, 2025 | 3927AD | Driver - Failed to conduct pre-trip inspection or make use of required parts and accessories | Vehicle Maintenance | — |
| Oct 2, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Oct 2, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| Oct 2, 2025 | 3927AD | Driver - Failed to conduct pre-trip inspection or make use of required parts and accessories | Vehicle Maintenance | — |
| Oct 2, 2025 | 3928D | Driver - Failed to inspect /use emergency equipment | Vehicle Maintenance | — |
| Oct 2, 2025 | 39375GTAOW | Tires - All others weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Oct 2, 2025 | 3939BLLPL | Lighting - License plate lamp obscured | Vehicle Maintenance | — |