CITY REPORT SD

Saint Onge, SD Home Safety Data by ZIP

1 ZIP code · 0 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
0
Water Systems
N/A
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$241K
Median Home Value
$400
Est. Remediation (0.2% of home value)

Saint Onge Water: The Quick Version

  • Homes built before 1986: 63% - older plumbing may contain lead solder.
  • Estimated remediation: $400 per household.
  • CDC health risk index: 12.96 - above typical levels.

Overview

We track home safety data for 1 ZIP code in Saint Onge, South Dakota, covering 0 community water system serving approximately 300 people. The EPA snapshots used for this build directly map water systems to 0 of 1 ZIP codes.

EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Saint Onge.

Lead & Copper

  • Lead data: not yet available for Saint Onge
  • Lead action-level status: not available

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

All ZIP Codes in Saint Onge

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Saint Onge

10%
Asthma (US: 9.8%)
11.4%
Diabetes (US: 10.4%)
14%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10% ↑
Diabetes 11.4% ↑
Mental Health 14% ↓

Vertical line = national average. Above national · Below national

How Old Is Saint Onge's Housing Stock?

1954
Median Build Year
63%
Built Before 1986
59%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 63% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

The median home in Saint Onge was built in 1954 - a figure that places most of the city's residential stock in the era when lead solder was still standard in copper plumbing. Homes built before 1986 may have lead-soldered joints; those built before 1970 face the additional possibility of lead pipes in the service line itself.

1954
Median Year Built
63%
Pre-1986 (Lead Paint Risk)
59%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (59%) 1970–1986 (4%) Post-1986 (37%)

Over half of homes in Saint Onge were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Saint Onge: Remediation Cost in Perspective

Because property values in Saint Onge comfortably exceed estimated remediation costs, the equity impact here is proportionally small.

Median Home Value
$240,500
Est. Remediation
$400
Remediation as % of home value 0.2%

Remediation costs in Saint Onge are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 38% above the South Dakota average.

Protecting Children from Lead in Saint Onge

63%
Homes Built Before 1986

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet - and where 63% of Saint Onge homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Deep Dive Reports

Detailed analysis for Saint Onge, SD

Frequently Asked Questions

How much does it cost to fix water issues in Saint Onge?
Estimated remediation costs in Saint Onge average $400 per household, ranging from $0 to $800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesSouth Dakota → Saint Onge, SD

How to cite this page

APA ZipCheckup. (2026). Saint Onge, SD Home Safety Data by ZIP. https://zipcheckup.com/cities/sd/saint-onge/
BibTeX
@misc{zipcheckup-cities-sd-saint-onge,
  author = {{ZipCheckup}},
  title  = {{Saint Onge, SD Home Safety Data by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/sd/saint-onge/}
}

Page version: August 2026.

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