Olean, SD truck route planning & crash data
Plan safer truck routes in Olean: commercial truck and garbage truck crashes in Olean and Spink County, dangerous roads, seasonality and route safety data for fleets. Patterns use Spink County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 47 truck crashes since 2015.
Deadliest roads
How Spink County compares with South Dakota
Spink County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Spink County stands out
Full comparison
| Measure (2015–2025) | Spink County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 68.5 | 42.0 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 4.3 | 5.2 | 3.4 | 17% below the state |
| Injuries per crash | 0.33 | 0.13 | 0.49 | 2.5× the state |
| Garbage-truck share | 2.2% | 1.6% | 2.3% | 1.3× the state |
| On snow, slush or ice | 17.4% | 28.6% | 6.2% | 39% below the state |
| Morning rush (6–10 am) | 17.4% | 22.2% | 23.7% | 22% below the state |
| In rain, sleet or snow | 8.7% | 17.5% | 13.8% | 50% below the state |
| Winter months (Nov–Mar) | 45.6% | 48.8% | 41.9% | same |
| After dark | 17.4% | 22.8% | 24.8% | 24% below the state |
Compared with South Dakota, Spink County is lower on deaths per 100 crashes, on snow, slush or ice and morning rush (6–10 am). It runs above South Dakota on crashes per 100k residents / yr, injuries per crash and garbage-truck share.
Spink County at a glance: October worst month: 17.0% of truck crashes, vs 8.3% in an average month.
Overview
Police reported 47 crashes involving commercial trucks in Spink County since 2015: 15 people were injured and 2 were killed.
That averages about one truck crash every 87 days in fully reported years.
Only 0 truck crashes were reported in Olean since 2015; patterns below come from Spink County as a whole.
When crashes happen
The worst month is October with 17.0% of truck crashes; the quietest is April at 2.1%.
November through March accounts for 45.6% of truck crashes here, compared with 48.8% in South Dakota.
The busiest hour is 1–2 pm, with 12.8% of truck crashes.
17.4% of truck crashes here happened on snow, slush or ice, against 28.6% across South Dakota.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Olean happened on SR-20 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 2.1%, compared with 1.6% in South Dakota.
Route planning tips for Olean fleets
- Review driver schedules for October, the month with the most truck crashes.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Spink County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-20 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Spink County) |
|---|---|
| US-281 | 18 |
| Sd Hwy 37 | 7 |
| US-212 | 6 |
| Sd Hwy 20 | 3 |
| Ave | 2 |
| Sd Hwy 26 | 2 |
| 183Rd St | 1 |
| 1St St | 1 |
Olean at a glance
| Population | 39 |
| Land area | 36.1 sq mi |
| Density | 1 per sq mi |
| Median household income (ZIP 57434) | $73,393 |
Waste facilities and haulers nearby
Historical data: truck crashes in Spink 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 | 5 | — | 0.2 |
| 2000s | 3 | -35% | 0.2 |
| 2010s | 6 | +71% | 0.2 |
| 2020s | 4 | -25% | 0.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 5 to 4. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.0 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Olean
How many truck accidents are there in Olean?
47 truck crashes have been reported in Spink County since 2015, with 2 deaths and 15 injuries.
When do most truck crashes happen in Olean?
The worst month is October: 17.0% of truck crashes in Spink County happen then.
How many garbage truck crashes are there in Olean?
1 crash involving garbage or refuse trucks have been reported in Spink County since 2015, 2.1% of all truck crashes.
How does Olean compare with South Dakota for truck crashes?
Spink County records 68.5 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
What is the best way to plan truck routes in Olean?
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.