Three Rivers, SD truck route planning & crash data
Plan safer truck routes in Three Rivers: commercial truck and garbage truck crashes in Three Rivers 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
No fatal large-truck crashes with a road name recorded here since 2015.
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 |
Spink County has lower values than South Dakota for 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.
What stands out in Spink County: October the month with the most truck crashes: 17.0% of the year's total.
Overview
Since 2015, 47 crashes involving commercial trucks have been reported in Spink County. They injured 15 people and killed 2.
In complete reporting years that works out to about one truck crash every 87 days.
Only 0 truck crashes were reported in Three Rivers 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.
By time of day, 1–2 pm stands out with 12.8% of truck crashes.
Road surface: 17.4% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Three Rivers.
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 Three Rivers fleets
- Review driver schedules for October, the month with the most truck crashes.
- 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 Spink 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 (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 |
Three Rivers at a glance
| Population | 63 |
| Land area | 36.0 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP 57424) | $75,000 |
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 |
In the 1990s about 5 truck crashes a year were reported; in the 2020s, about 4. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.0 a year in 2016–19, 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Three Rivers
How many truck crashes happen in Three Rivers?
Spink County has had 47 reported truck crashes since 2015, injuring 15 people and killing 2.
When do most truck crashes happen in Three Rivers?
October has the most truck crashes in Spink County, 17.0% of the yearly total.
How many garbage truck crashes are there in Three Rivers?
Garbage trucks were involved in 1 reported crash in Spink County since 2015 (2.1% of truck crashes).
How does Three Rivers compare with South Dakota for truck crashes?
Per 100,000 residents, Spink County has 68.5 truck crashes a year; South Dakota has 42.0.
What is the best way to plan truck routes in Three Rivers?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.