Bluff, UT truck route planning & crash data
Plan safer truck routes in Bluff: commercial truck and garbage truck crashes in Bluff and San Juan County, dangerous roads, seasonality and route safety data for fleets. Patterns use San Juan County numbers.
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
No fatal large-truck crashes with a road name recorded here since 2015.
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). It runs above Utah on crashes per 100k residents / yr, deaths per 100 crashes and winter months (nov–mar).
What stands out in San Juan County: January the month with the most truck crashes: 16.6% of the year's total.
Overview
Police reported 187 crashes involving commercial trucks in San Juan County since 2015: 82 people were injured and 14 were killed.
In complete reporting years that works out to about one truck crash every 24 days.
Only 12 truck crashes were reported in Bluff since 2015; patterns below come from San Juan County as a whole.
When crashes happen
The worst month is January with 16.6% of truck crashes; the quietest is December at 4.3%.
The five winter months (November to March) hold 46.3% of truck crashes, against 43.0% across Utah.
More truck crashes happen at 3–4 pm than at any other hour (8.6%).
Snow, slush or ice was on the road in 7.9% of truck crashes, compared with 9.0% in Utah.
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Bluff.
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 0.5% of the total, against 1.5% across Utah.
Route planning tips for Bluff fleets
- Review driver schedules for January, the month with the most truck crashes.
- 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 San Juan County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
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 |
Bluff at a glance
| Population | 250 |
| Land area | 36.6 sq mi |
| Density | 7 per sq mi |
| Median household income (ZIP 84512) | $54,375 |
| Median home value (ZIP 84512) | $195,284 |
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 |
Reported truck crashes averaged 11 a year in the 1990s and 14 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.2 a year in 2016–19, 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about Bluff
How common are truck crashes in Bluff?
San Juan County has had 187 reported truck crashes since 2015, injuring 82 people and killing 14.
When do most truck crashes happen in Bluff?
Truck crashes in San Juan County peak in January, with 16.6% of the year's crashes.
How many garbage truck crashes are there in Bluff?
1 crash involving garbage or refuse trucks have been reported in San Juan County since 2015, 0.5% of all truck crashes.
How do truck crashes in Bluff compare with Utah?
San Juan County records 102.1 truck crashes per 100,000 residents a year, against 35.6 across Utah.
What is the best way to plan truck routes in Bluff?
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.