San Juan County, UT truck route planning & crash data
Plan safer truck routes in San Juan County: commercial truck and garbage truck crashes, 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 |
Compared with Utah, San Juan County is lower on garbage-truck share, on snow, slush or ice and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and winter months (nov–mar).
The headline for San Juan County: January the month with the most truck crashes: 16.6% of the year's total.
Overview
Since 2015, 187 crashes involving commercial trucks have been reported in San Juan County. They injured 82 people and killed 14.
In complete reporting years that works out to about one truck crash every 24 days.
When crashes happen
January has the most truck crashes, 16.6% of the yearly total, while December has the fewest (4.3%).
Winter months (Nov–Mar) carry 46.3% of truck crashes, vs 43.0% for Utah.
More truck crashes happen at 3–4 pm than at any other hour (8.6%).
7.9% of truck crashes here happened on snow, slush or ice, against 9.0% across Utah.
Where crashes happen
US-191 leads in San Juan County with 8 fatal crashes involving a large truck since 2015. It is followed by SR-191 (3), SR-162 (1) and SR-46 (1).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 0.5%, compared with 1.5% in Utah.
Route planning tips for San Juan County fleets
- Build extra time into January routes: it has the most truck crashes here.
- Look at alternatives to US-191 at busy times: it leads this area in fatal truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
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 (in San Juan County) |
|---|---|
| US-191 | 8 |
| SR-191 | 3 |
| SR-162 | 1 |
| SR-46 | 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 |
San Juan County at a glance
| Population | 14,601 |
| Land area | 7,823.8 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP average) | $61,346 |
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 |
From the 1990s to the 2020s, yearly reported truck crashes went from 11 to 14. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.2 a year in 2016–19 and 1.8 a year in 2020–24.
Cities, towns & communities in San Juan County
ZIP codes in San Juan County
Nearby counties
Questions fleets ask about San Juan County
How many truck accidents are there in San Juan County?
San Juan County has had 187 reported truck crashes since 2015, injuring 82 people and killing 14.
What is the most dangerous road for trucks in San Juan County?
NHTSA data shows US-191 with 8 fatal large-truck crashes in San Juan County since 2015, the highest of any road.
When do most truck crashes happen in San Juan County?
January has the most truck crashes in San Juan County, 16.6% of the yearly total.
How many garbage truck crashes are there in San Juan County?
Since 2015, San Juan County has reported 1 garbage-truck crash, or 0.5% of its truck crashes.
How does San Juan County compare with Utah for truck crashes?
San Juan County records 102.1 truck crashes per 100,000 residents a year, against 35.6 across Utah.
How do I plan a garbage truck route in San Juan County?
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.