ZIP 96137 (Westwood, CA) truck route planning & crash data
Plan safer truck routes around ZIP 96137: commercial truck and garbage truck crashes here and in Lassen 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
3 of 333 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Lassen County compares with California
Lassen County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lassen County stands out
Full comparison
| Measure (2015–2025) | Lassen County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 103.6 | 33.2 | 49.7 | 3.1× the state |
| Deaths per 100 crashes | 8.0 | 3.6 | 3.4 | 2.2× the state |
| Injuries per crash | 0.36 | 0.44 | 0.49 | 18% below the state |
| Garbage-truck share | 0.9% | 1.6% | 2.3% | 43% below the state |
| On snow, slush or ice | 28.2% | 0.9% | 6.2% | 30.3× the state |
| Morning rush (6–10 am) | 26.3% | 23.5% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 18.0% | 6.5% | 13.8% | 2.8× the state |
| Winter months (Nov–Mar) | 48.9% | 40.2% | 41.9% | 1.2× the state |
| After dark | 30.3% | 29.1% | 24.8% | same |
Lassen County sits below California on injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Lassen County at a glance: 28.2% on snowy, slushy or icy roads, against 0.9% across California.
Overview
Lassen County has recorded 333 truck crashes since 2015, with 120 people injured and 26 killed.
That averages about one truck crash every 12 days in fully reported years.
When crashes happen
The worst month is December with 10.5% of truck crashes; the quietest is May at 6.0%.
November through March accounts for 48.9% of truck crashes here, compared with 40.2% in California.
By time of day, 10–11 am stands out with 9.0% of truck crashes.
Snow, slush or ice was on the road in 28.2% of truck crashes, compared with 0.9% in California.
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of ZIP 96137 since 2015.
Garbage & waste trucks
Garbage trucks account for 3 of the truck crashes here, or 0.9%, compared with 1.6% in California.
Route planning tips for ZIP 96137 fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in Lassen County.
- Morning starts matter: 26.3% of truck crashes fall between 6 and 10 am, higher than California.
- Icy and snowy roads show up in 28.2% of truck crashes here, more than California; schedule winter checks early.
- 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 Lassen 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 (Lassen County) |
|---|---|
| US-395 | 8 |
| SR-139 | 3 |
| Rt44/1.6M W Rt36 | 3 |
| Rt395/.2Mi N Of Flux Rd | 3 |
| Johnstonville Rd/35Ft W Big Sky Bl | 2 |
| Rt 44/257Ft E Of County Rd A-21 | 2 |
| Rt36/.4M E Eagle Lake Rd | 2 |
| Rt395/ County Rd A3 | 2 |
ZIP 96137 at a glance
| Population | 2,923 |
| Density | 8 per sq mi |
| Median household income | $65,896 |
| Median home value | $422,777 |
| Home ownership | 82% |
Waste facilities and haulers nearby
Historical data: truck crashes in Lassen 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 | — | — | 2.6 |
| 2000s | 20 | — | 1.6 |
| 2010s | 19 | -6% | 1.6 |
| 2020s | 34 | +74% | 1.8 |
Reported truck crashes averaged 20 a year in the 2000s and 34 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 2.2 a year in 2016–19, 1.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 96137
How common are truck crashes in ZIP 96137?
333 truck crashes have been reported in Lassen County since 2015, with 26 deaths and 120 injuries.
What is the worst month for truck crashes in ZIP 96137?
The worst month is December: 10.5% of truck crashes in Lassen County happen then.
How many garbage truck crashes are there in ZIP 96137?
3 crashes involving garbage or refuse trucks have been reported in Lassen County since 2015, 0.9% of all truck crashes.
How does ZIP 96137 compare with California for truck crashes?
Lassen County records 103.6 truck crashes per 100,000 residents a year, against 33.2 across California.
How do I plan a garbage truck route in ZIP 96137?
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.