ZIP 15666 (Mount Pleasant, PA) truck route planning & crash data
Plan safer truck routes around ZIP 15666: commercial truck and garbage truck crashes here and in Westmoreland County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2.2 deaths per 100 garbage-truck crashes vs 2.5 for all trucks.
Deadliest roads
How Westmoreland County compares with Pennsylvania
Westmoreland County against Pennsylvania and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Westmoreland County stands out
Full comparison
| Measure (2015–2025) | Westmoreland County | Pennsylvania | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 58.7 | 57.2 | 49.7 | same |
| Deaths per 100 crashes | 2.5 | 2.6 | 3.4 | same |
| Injuries per crash | 0.42 | 0.47 | 0.49 | 11% below the state |
| Garbage-truck share | 4.0% | 3.6% | 2.3% | 1.1× the state |
| On snow, slush or ice | 8.3% | 9.1% | 6.2% | 9% below the state |
| Morning rush (6–10 am) | 24.1% | 24.5% | 23.7% | same |
| In rain, sleet or snow | 16.8% | 19.0% | 13.8% | 11% below the state |
| Winter months (Nov–Mar) | 41.5% | 42.7% | 41.9% | same |
| After dark | 23.9% | 24.2% | 24.8% | same |
Compared with Pennsylvania, Westmoreland County is lower on injuries per crash, on snow, slush or ice and in rain, sleet or snow. It stands out for higher garbage-truck share.
Westmoreland County at a glance: September garbage-truck crashes peak in September (16% of the year's total).
Overview
Since 2015, 2,418 crashes involving commercial trucks have been reported in Westmoreland County. They injured 1,010 people and killed 56.
That averages about one truck crash every 2 days in fully reported years.
When crashes happen
The worst month is January with 9.9% of truck crashes; the quietest is March at 6.9%.
Winter months (Nov–Mar) carry 41.5% of truck crashes, vs 42.7% for Pennsylvania.
By time of day, 2–3 pm stands out with 7.9% of truck crashes.
Road surface: 8.3% of truck crashes were on snow, slush or ice (Pennsylvania: 9.1%).
Where crashes happen
I-76 leads within 10 miles of ZIP 15666 with 4 fatal crashes involving a large truck since 2015. After it: SR-31 (3), US-119 (2) and SR-0031 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 91 crashes, 3.8% of the total, against 3.6% across Pennsylvania.
Their busiest month is September, with 16% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 2.2 deaths compared with 2.5 for all trucks.
Route planning tips for ZIP 15666 fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Westmoreland County.
- Check whether your routes use I-76, the road with the most fatal truck crashes in this area.
- Garbage-truck crashes here peak in September; review collection routes for that month.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Westmoreland County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-76 | 4 |
| SR-31 | 3 |
| US-119 | 2 |
| SR-0031 | 1 |
| SR-0130 | 1 |
| SR-1042 | 1 |
| SR-981 | 1 |
| SR-982 | 1 |
| US-30 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Westmoreland County) |
|---|---|
| I-6000 | 518 |
| I-0070 | 348 |
| SR-0022 | 261 |
| SR-0030 | 192 |
| SR-0066 | 101 |
| SR-0119 | 85 |
| SR-0031 | 68 |
| SR-0051 | 48 |
ZIP 15666 at a glance
| Population | 15,980 |
| Density | 116 per sq mi |
| Median household income | $68,102 |
| Median home value | $161,272 |
| Home ownership | 77% |
Waste facilities and haulers nearby
Historical data: truck crashes in Westmoreland County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 193 | — | 5.5 |
| 2000s | 197 | +2% | 5.0 |
| 2010s | 170 | -14% | 4.8 |
| 2020s | 201 | +19% | 4.2 |
Reported truck crashes averaged 193 a year in the 1990s and 201 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 4.5 a year in 2016–19, 4.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 15666
How many truck accidents are there in ZIP 15666?
2,418 truck crashes have been reported in Westmoreland County since 2015, with 56 deaths and 1,010 injuries.
What is the most dangerous road for trucks in ZIP 15666?
Since 2015, I-76 has had the most fatal large-truck crashes within 10 miles of ZIP 15666: 4.
When do most truck crashes happen in ZIP 15666?
Truck crashes in Westmoreland County peak in January, with 9.9% of the year's crashes.
How many garbage truck crashes are there in ZIP 15666?
91 crashes involving garbage or refuse trucks have been reported in Westmoreland County since 2015, 3.8% of all truck crashes.
How do truck crashes in ZIP 15666 compare with Pennsylvania?
The yearly rate is 58.7 truck crashes per 100,000 residents in Westmoreland County, vs 57.2 for Pennsylvania.
How can I plan a safer truck route in ZIP 15666?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.