Seif, WI truck route planning & crash data
Plan safer truck routes in Seif: commercial truck and garbage truck crashes in Seif and Clark County, dangerous roads, seasonality and route safety data for fleets. Patterns use Clark County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
10 of 367 truck crashes since 2015.
Deadliest roads
How Clark County compares with Wisconsin
Clark County against Wisconsin and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Clark County stands out
Full comparison
| Measure (2015–2025) | Clark County | Wisconsin | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 95.4 | 42.6 | 49.7 | 2.2× the state |
| Deaths per 100 crashes | 7.8 | 3.4 | 3.4 | 2.3× the state |
| Injuries per crash | 0.58 | 0.46 | 0.49 | 1.3× the state |
| Garbage-truck share | 2.1% | 2.7% | 2.3% | 23% below the state |
| On snow, slush or ice | 21.4% | 13.4% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 28.0% | 26.9% | 23.7% | same |
| In rain, sleet or snow | 17.5% | 16.5% | 13.8% | same |
| Winter months (Nov–Mar) | 49.7% | 44.9% | 41.9% | 1.1× the state |
| After dark | 24.1% | 20.9% | 24.8% | 1.2× the state |
Clark County has lower values than Wisconsin for garbage-truck share. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Clark County: 7.8 deaths per 100 truck crashes, vs 3.4 in Wisconsin.
Overview
Police reported 367 crashes involving commercial trucks in Clark County since 2015: 204 people were injured and 26 were killed.
That averages about one truck crash every 11 days in fully reported years.
Seif had 2 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Clark County numbers.
When crashes happen
The worst month is December with 15.5% of truck crashes; the quietest is April at 5.2%.
November through March accounts for 49.7% of truck crashes here, compared with 44.9% in Wisconsin.
By time of day, 8–9 am stands out with 9.0% of truck crashes.
Snow, slush or ice was on the road in 21.4% of truck crashes, compared with 13.4% in Wisconsin.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Seif since 2015: US-10 (2) and SR-73 (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 10 crashes, 2.7% of the total, against 2.7% across Wisconsin.
Route planning tips for Seif fleets
- Build extra time into December routes: it has the most truck crashes here.
- With 21.4% of truck crashes on snow, slush or ice (above Wisconsin), plan winter equipment 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.
Reporting was incomplete in 2023, so those years are greyed out and left out of rates and comparisons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Clark County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-10 | 2 |
| SR-73 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Clark County) |
|---|---|
| Sth 029 | 84 |
| Sth 073 | 26 |
| Ush 010 | 24 |
| Sth 013 | 17 |
| Cth K | 14 |
| Cth | 14 |
| Sth 095 | 12 |
| SR-029 | 9 |
Seif at a glance
| Population | 191 |
| Land area | 35.9 sq mi |
| Density | 5 per sq mi |
| Median household income (ZIP 54493) | $70,556 |
| Median home value (ZIP 54493) | $215,507 |
Waste facilities and haulers nearby
Historical data: truck crashes in Clark 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 | 23 | — | 2.1 |
| 2000s | 29 | +23% | 1.3 |
| 2010s | 30 | +4% | 1.4 |
| 2020s | 33 | +10% | 1.0 |
Reported truck crashes averaged 23 a year in the 1990s and 33 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 2.0 a year in 2016–19, 1.0 a year in 2020–24.
Nearby places
Questions fleets ask about Seif
How many truck crashes happen in Seif?
367 truck crashes have been reported in Clark County since 2015, with 26 deaths and 204 injuries.
What is the worst month for truck crashes in Seif?
The worst month is December: 15.5% of truck crashes in Clark County happen then.
Are garbage truck crashes common in Seif?
Garbage trucks were involved in 10 reported crashes in Clark County since 2015 (2.7% of truck crashes).
What is the truck crash rate in Seif compared with Wisconsin?
Clark County records 95.4 truck crashes per 100,000 residents a year, against 42.6 across Wisconsin.
What is the best way to plan truck routes in Seif?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
Crash reporting to FMCSA was incomplete in 2023; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.