Cowlic, AZ truck route planning & crash data
Plan safer truck routes in Cowlic: commercial truck and garbage truck crashes in Cowlic and Pima County, dangerous roads, seasonality and route safety data for fleets. Patterns use Pima County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
9.8 deaths per 100 garbage-truck crashes vs 6.7 for all trucks.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Pima County compares with Arizona
Pima County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Pima County stands out
Full comparison
| Measure (2015–2025) | Pima County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 18.5 | 35.9 | 49.7 | 48% below the state |
| Deaths per 100 crashes | 6.7 | 5.2 | 3.4 | 1.3× the state |
| Injuries per crash | 0.17 | 0.19 | 0.49 | 11% below the state |
| Garbage-truck share | 1.9% | 1.6% | 2.3% | 1.2× the state |
| On snow, slush or ice | 0.4% | 3.2% | 6.2% | 87% below the state |
| Morning rush (6–10 am) | 25.1% | 22.6% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 4.9% | 5.3% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 44.3% | 42.1% | 41.9% | same |
| After dark | 25.3% | 30.0% | 24.8% | 16% below the state |
Compared with Arizona, Pima County is lower on crashes per 100k residents / yr, injuries per crash and on snow, slush or ice. Where it is higher: deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
The headline for Pima County: 0.4% share of truck crashes on snow, slush or ice (Arizona: 3.2%).
Overview
Pima County has recorded 2,337 truck crashes since 2015, with 429 people injured and 151 killed.
That averages about one truck crash every 2 days in fully reported years.
Cowlic had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Pima County numbers.
When crashes happen
The worst month is February with 9.5% of truck crashes; the quietest is April at 7.4%.
The five winter months (November to March) hold 44.3% of truck crashes, against 42.1% across Arizona.
More truck crashes happen at 8–9 am than at any other hour (7.3%).
Road surface: 0.4% of truck crashes were on snow, slush or ice (Arizona: 3.2%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of Cowlic since 2015.
Garbage & waste trucks
Garbage trucks account for 46 of the truck crashes here, or 2.0%, compared with 1.6% in Arizona.
Garbage-truck crashes peak in April (17% of them).
Deaths per 100 garbage-truck crashes: 9.8, vs 6.7 for all truck crashes.
Route planning tips for Cowlic fleets
- Build extra time into February routes: it has the most truck crashes here.
- For residential and commercial waste routes, look again at April schedules: garbage-truck crashes peak then.
- The morning rush (6–10 am) holds 25.1% of truck crashes here, more than Arizona; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Pima 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 (Pima County) |
|---|---|
| I-10 Noncard@M264 | 36 |
| I-10 Noncard@M262 | 24 |
| I-10 Noncard@M255 | 22 |
| I-10 Noncard@M253 | 19 |
| I-10 Noncard@M252 | 18 |
| I-10 Noncard@M257 | 15 |
| I-10 Noncard@M268 | 14 |
| I-10 Noncard@M267 | 12 |
Cowlic at a glance
| Land area | 0.8 sq mi |
| Median household income (ZIP 85634) | $36,389 |
| Median home value (ZIP 85634) | $86,278 |
Waste facilities and haulers nearby
Historical data: truck crashes in Pima 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 | 29 | — | 6.5 |
| 2000s | 173 | +494% | 7.4 |
| 2010s | 101 | -42% | 7.3 |
| 2020s | 199 | +97% | 12.4 |
Reported truck crashes averaged 29 a year in the 1990s and 199 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 7.2 a year in 2016–19, 12.4 a year in 2020–24.
Nearby places
Questions fleets ask about Cowlic
How many truck crashes happen in Cowlic?
Since 2015, 2,337 crashes involving commercial trucks were reported in Pima County (429 injured, 151 killed).
Which month has the most truck crashes in Cowlic?
February has the most truck crashes in Pima County, 9.5% of the yearly total.
How many garbage truck accidents happen in Cowlic?
Garbage trucks were involved in 46 reported crashes in Pima County since 2015 (2.0% of truck crashes).
How do truck crashes in Cowlic compare with Arizona?
Per 100,000 residents, Pima County has 18.5 truck crashes a year; Arizona has 35.9.
How can I plan a safer truck route in Cowlic?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.