ZIP 99109 (Chewelah, WA) truck route planning & crash data
Plan safer truck routes around ZIP 99109: commercial truck and garbage truck crashes here and in Stevens 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
5 of 165 truck crashes since 2015.
Deadliest roads
How Stevens County compares with Washington
Stevens County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Stevens County stands out
Full comparison
| Measure (2015–2025) | Stevens County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 29.1 | 25.8 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 5.1 | 3.4 | 3.4 | 1.5× the state |
| Injuries per crash | 0.22 | 0.18 | 0.49 | 1.2× the state |
| Garbage-truck share | 2.5% | 2.2% | 2.3% | 1.2× the state |
| On snow, slush or ice | 22.9% | 9.7% | 6.2% | 2.4× the state |
| Morning rush (6–10 am) | 30.6% | 24.8% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 19.1% | 20.2% | 13.8% | same |
| Winter months (Nov–Mar) | 57.3% | 43.8% | 41.9% | 1.3× the state |
| After dark | 26.1% | 25.2% | 24.8% | same |
Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Stevens County at a glance: 22.9% share of truck crashes on snow, slush or ice (Washington: 9.7%).
Overview
Stevens County has recorded 165 truck crashes since 2015, with 35 people injured and 10 killed.
That averages about one truck crash every 26 days in fully reported years.
When crashes happen
The worst month is December with 13.3% of truck crashes; the quietest is September at 2.4%.
Winter months (Nov–Mar) carry 57.3% of truck crashes, vs 43.8% for Washington.
More truck crashes happen at 10–11 am than at any other hour (10.3%).
22.9% of truck crashes here happened on snow, slush or ice, against 9.7% across Washington.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 99109 since 2015: US-395 (1). No single road stands out.
Garbage & waste trucks
5 crashes involved a garbage or refuse truck, a 3.0% share (Washington: 2.2%).
Route planning tips for ZIP 99109 fleets
- Build extra time into December routes: it has the most truck crashes here.
- 30.6% of truck crashes happen between 6 and 10 am, above Washington; consider earlier or later starts where possible.
- Icy and snowy roads show up in 22.9% of truck crashes here, more than Washington; schedule winter checks early.
- 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 Stevens County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-395 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Stevens County) |
|---|---|
| Sr-395*233.00 | 4 |
| Sr-395*193.00 | 3 |
| Sr-395*195.00 | 3 |
| Sr-231 Mp 057.75 | 2 |
| Sr-231*050.03 | 2 |
| Sr-25*066.00 | 2 |
| Sr-25*100.00 | 2 |
| Sr-25*109.00 | 2 |
ZIP 99109 at a glance
| Population | 4,981 |
| Density | 6 per sq mi |
| Median household income | $62,391 |
| Median home value | $316,253 |
| Home ownership | 80% |
Waste facilities and haulers nearby
Historical data: truck crashes in Stevens 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 | 13 | — | 0.9 |
| 2000s | 14 | +8% | 0.7 |
| 2010s | 13 | -4% | 0.2 |
| 2020s | 15 | +12% | 0.8 |
In the 1990s about 13 truck crashes a year were reported; in the 2020s, about 15. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 99109
How many truck accidents are there in ZIP 99109?
Since 2015, 165 crashes involving commercial trucks were reported in Stevens County (35 injured, 10 killed).
What is the worst month for truck crashes in ZIP 99109?
December has the most truck crashes in Stevens County, 13.3% of the yearly total.
Are garbage truck crashes common in ZIP 99109?
Garbage trucks were involved in 5 reported crashes in Stevens County since 2015 (3.0% of truck crashes).
What is the truck crash rate in ZIP 99109 compared with Washington?
The yearly rate is 29.1 truck crashes per 100,000 residents in Stevens County, vs 25.8 for Washington.
What is the best way to plan truck routes in ZIP 99109?
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.