CITY REPORT SD

Irene, SD: High Radon Risk - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
0
ZIPs with Violations
Zone 1
Radon Risk (High)
$143K
Median Home Value

What You Should Know About Irene Water

  • Average lead level: 0.001 mg/L.
  • Homes built before 1986: 84% - older plumbing may contain lead solder.
  • CDC health risk index: 13.32 - above typical levels.

Who Supplies Your Water in Irene

Water supply in Irene, SD follows a divided structure: 3 utilities account for the largest share of residential service out of 3 total systems, each managing its own distribution network and EPA reporting. Because these systems operate independently, rate decisions and compliance outcomes are determined separately.

Overview

We track home safety data for 1 ZIP code in Irene, South Dakota (population ~908), covering 3 community water systems serving approximately 22,350 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Water Sources

Irene water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0010 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

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

Areas with No Violations

ZIP Code Safety Score System Population
57037 By Water District 13,320

All ZIP Codes in Irene

Data Sources

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

Health Outcomes in Irene

9.8%
Asthma (US: 9.8%)
11.8%
Diabetes (US: 10.4%)
14.4%
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 9.8% ↓
Diabetes 11.8% ↑
Mental Health 14.4% ↓

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Irene

1901
Median Build Year
84%
Built Before 1986
68%
Built Before 1970
Galvanized Steel or Lead
Likely Pipe Material

With 84% 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 lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing - from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Irene, where the median build year is 1901, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1901
Median Year Built
84%
Pre-1986 (Lead Paint Risk)
68%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (68%) 1970–1986 (16%) Post-1986 (16%)

Over half of homes in Irene 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.

Lead Exposure Risk for Children in Irene

84%
Homes Built Before 1986
0.001
mg/L Avg Lead (Limit: 0.015)

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.

Locally, 84% of Irene homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.

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

Frequently Asked Questions

Does Irene water have lead?
The average 90th-percentile lead level in Irene is 0.001 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Irene?
Irene is served by 3 public water systems across 1 ZIP code, serving approximately 908 people.
HomeCitiesSouth Dakota → Irene, SD

How to cite this page

APA ZipCheckup. (2026). Irene, SD: High Radon Risk - Home Safety Score unavailable. https://zipcheckup.com/cities/sd/irene/
BibTeX
@misc{zipcheckup-cities-sd-irene,
  author = {{ZipCheckup}},
  title  = {{Irene, SD: High Radon Risk - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/sd/irene/}
}

Page version: August 2026.

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