Harrison Township, SD truck route planning & crash data
Plan safer truck routes in Harrison Township: commercial truck and garbage truck crashes in Harrison Township 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.
Spink County at a glance: October 17.0% of truck crashes happen in October, more than any other month.
Overview
Since 2015, 47 crashes involving commercial trucks have been reported in Spink County. They injured 15 people and killed 2.
Across the years with complete reporting, that is roughly one truck crash every 87 days.
Harrison Township had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Spink County numbers.
When crashes happen
October has the most truck crashes, 17.0% of the yearly total, while April has the fewest (2.1%).
Winter months (Nov–Mar) carry 45.6% of truck crashes, vs 48.8% for 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
NHTSA lists no located fatal large-truck crashes within 10 miles of Harrison since 2015.
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 2.1% of the total, against 1.6% across South Dakota.
Route planning tips for Harrison Township fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Spink County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 |
Harrison Township at a glance
| Population | 25 |
| Land area | 35.8 sq mi |
| Density | 1 per sq mi |
| Median household income (ZIP 57436) | $73,333 |
| Median home value (ZIP 57436) | $72,187 |
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 large-truck crashes: 0.0 a year in 2016–19, 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Harrison Township
How common are truck crashes in Harrison Township?
Since 2015, 47 crashes involving commercial trucks were reported in Spink County (15 injured, 2 killed).
Which month has the most truck crashes in Harrison Township?
October has the most truck crashes in Spink County, 17.0% of the yearly total.
How many garbage truck accidents happen in Harrison Township?
Garbage trucks were involved in 1 reported crash in Spink County since 2015 (2.1% of truck crashes).
How do truck crashes in Harrison Township compare with South Dakota?
Spink County records 68.5 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How can I plan a safer truck route in Harrison Township?
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.