San Carlos, AZ truck route planning & crash data
Plan safer truck routes in San Carlos: commercial truck and garbage truck crashes in San Carlos and Graham County, dangerous roads, seasonality and route safety data for fleets. Patterns use Graham County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 109 truck crashes since 2015.
Deadliest roads
How Graham County compares with Arizona
Graham County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Graham County stands out
Full comparison
| Measure (2015–2025) | Graham County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 22.6 | 35.9 | 49.7 | 37% below the state |
| Deaths per 100 crashes | 25.0 | 5.2 | 3.4 | 4.8× the state |
| Injuries per crash | 0.32 | 0.19 | 0.49 | 1.7× the state |
| Garbage-truck share | 1.0% | 1.6% | 2.3% | 36% below the state |
| On snow, slush or ice | 1.0% | 3.2% | 6.2% | 69% below the state |
| Morning rush (6–10 am) | 25.0% | 22.6% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 3.0% | 5.3% | 13.8% | 43% below the state |
| Winter months (Nov–Mar) | 46.0% | 42.1% | 41.9% | 1.1× the state |
| After dark | 31.0% | 30.0% | 24.8% | same |
Compared with Arizona, Graham County is lower on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. Where it is higher: deaths per 100 crashes, injuries per crash and morning rush (6–10 am).
Graham County at a glance: 25.0 people killed per 100 truck crashes (Arizona: 5.2).
Overview
Police reported 109 crashes involving commercial trucks in Graham County since 2015: 33 people were injured and 25 were killed.
In complete reporting years that works out to about one truck crash every 40 days.
San Carlos had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Graham County numbers.
When crashes happen
March has the most truck crashes, 13.8% of the yearly total, while December has the fewest (3.7%).
The five winter months (November to March) hold 46.0% of truck crashes, against 42.1% across Arizona.
More truck crashes happen at 2–3 pm than at any other hour (9.2%).
Road surface: 1.0% of truck crashes were on snow, slush or ice (Arizona: 3.2%).
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of San Carlos happened on US-70 (1); no road leads clearly.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 0.9% share (Arizona: 1.6%).
Route planning tips for San Carlos fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in Graham County.
- Morning starts matter: 25.0% of truck crashes fall between 6 and 10 am, higher than Arizona.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Graham County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-70 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Graham County) |
|---|---|
| Us-70@M341 | 5 |
| Us-70@M327 | 3 |
| Us-70@M302 | 3 |
| 5Th St@3Rd Ave | 3 |
| 05S 1St Ave @Us-70 | 2 |
| Us Highway 70 Mp 276 | 2 |
| Us-191@M118 | 2 |
| Us-70@M306 | 2 |
San Carlos at a glance
| Land area | 8.6 sq mi |
| Median household income (ZIP 85542) | $29,022 |
Waste facilities and haulers nearby
Historical data: truck crashes in Graham 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 | 2 | — | 0.5 |
| 2000s | 5 | +227% | 0.8 |
| 2010s | 6 | +12% | 0.5 |
| 2020s | 8 | +36% | 1.8 |
Reported truck crashes averaged 2 a year in the 1990s and 8 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about San Carlos
How many truck accidents are there in San Carlos?
Graham County has had 109 reported truck crashes since 2015, injuring 33 people and killing 25.
When do most truck crashes happen in San Carlos?
Truck crashes in Graham County peak in March, with 13.8% of the year's crashes.
How many garbage truck crashes are there in San Carlos?
1 crash involving garbage or refuse trucks have been reported in Graham County since 2015, 0.9% of all truck crashes.
How do truck crashes in San Carlos compare with Arizona?
The yearly rate is 22.6 truck crashes per 100,000 residents in Graham County, vs 35.9 for Arizona.
How can I plan a safer truck route in San Carlos?
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.