ZIP 84531 (Mexican Hat, UT) truck route planning & crash data
Plan safer truck routes around ZIP 84531: commercial truck and garbage truck crashes here and in San Juan 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
1 of 187 truck crashes since 2015.
Deadliest roads
How San Juan County compares with Utah
San Juan County against Utah and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where San Juan County stands out
Full comparison
| Measure (2015–2025) | San Juan County | Utah | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 102.1 | 35.6 | 49.7 | 2.9× the state |
| Deaths per 100 crashes | 6.7 | 3.6 | 3.4 | 1.9× the state |
| Injuries per crash | 0.47 | 0.47 | 0.49 | same |
| Garbage-truck share | 0.6% | 1.5% | 2.3% | 60% below the state |
| On snow, slush or ice | 7.9% | 9.0% | 6.2% | 12% below the state |
| Morning rush (6–10 am) | 20.7% | 23.6% | 23.7% | 12% below the state |
| In rain, sleet or snow | 7.9% | 15.8% | 13.8% | 50% below the state |
| Winter months (Nov–Mar) | 46.3% | 43.0% | 41.9% | 1.1× the state |
| After dark | 33.5% | 24.1% | 24.8% | 1.4× the state |
San Juan County has lower values than Utah for garbage-truck share, on snow, slush or ice and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and winter months (nov–mar).
The headline for San Juan County: January 16.6% of truck crashes happen in January, more than any other month.
Overview
Police reported 187 crashes involving commercial trucks in San Juan County since 2015: 82 people were injured and 14 were killed.
That averages about one truck crash every 24 days in fully reported years.
When crashes happen
Truck crashes peak in January (16.6% of the year) and are lowest in December (4.3%).
November through March accounts for 46.3% of truck crashes here, compared with 43.0% in Utah.
By time of day, 3–4 pm stands out with 8.6% of truck crashes.
Road surface: 7.9% of truck crashes were on snow, slush or ice (Utah: 9.0%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 84531 since 2015: US-160 (1) and US-163 (1). No single road stands out.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 0.5% share (Utah: 1.5%).
Route planning tips for ZIP 84531 fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in San Juan County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 San Juan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-160 | 1 |
| US-163 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (San Juan County) |
|---|---|
| SR-191 | 39 |
| SR-491 | 11 |
| SR-163 | 5 |
| SR-95 | 3 |
| Sr-191, At - 12 Feet P Of Sr-191 | 3 |
| Sr-191, At Mp 114 | 3 |
| Sr191 At Mm84 | 3 |
| E Center Street 450 | 2 |
ZIP 84531 at a glance
| Population | 518 |
| Density | 1 per sq mi |
| Median household income | $32,200 |
| Home ownership | 86% |
Waste facilities and haulers nearby
Historical data: truck crashes in San Juan 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 | 11 | — | 0.9 |
| 2000s | 13 | +19% | 1.1 |
| 2010s | 14 | +5% | 0.7 |
| 2020s | 14 | -1% | 1.8 |
In the 1990s about 11 truck crashes a year were reported; in the 2020s, about 14. Reporting coverage also changed between these periods. NHTSA counts 1.2 fatal large-truck crashes a year in 2016–19 and 1.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 84531
How many truck crashes happen in ZIP 84531?
Since 2015, 187 crashes involving commercial trucks were reported in San Juan County (82 injured, 14 killed).
When do most truck crashes happen in ZIP 84531?
Truck crashes in San Juan County peak in January, with 16.6% of the year's crashes.
How many garbage truck accidents happen in ZIP 84531?
1 crash involving garbage or refuse trucks have been reported in San Juan County since 2015, 0.5% of all truck crashes.
What is the truck crash rate in ZIP 84531 compared with Utah?
Per 100,000 residents, San Juan County has 102.1 truck crashes a year; Utah has 35.6.
How do I plan a garbage truck route in ZIP 84531?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.