CITY REPORT SD

Northville, SD Water - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
0
ZIPs with Violations
Zone 1
Radon Risk (High)
$124K
Median Home Value
$2,400
Est. Remediation (1.9% of home value)

What You Should Know About Northville Water

  • Average lead level: 0.002 mg/L.
  • Homes built before 1986: 58% - older plumbing may contain lead solder.
  • Estimated remediation: $2,400 per household.
  • CDC health risk index: 14.14 - above typical levels.

Who Supplies Your Water in Northville

Water service in Northville, SD is split across 2 utilities out of 2 tracked federally, each operating its own infrastructure and compliance record.

Overview

We track home safety data for 1 ZIP code in Northville, South Dakota (population ~421), covering 2 community water systems serving approximately 32,583 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

Northville water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0020 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
57465 Web Water Development Association 20,750

All ZIP Codes in Northville

Data Sources

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

Health Outcomes in Northville

10%
Asthma (US: 9.8%)
12.9%
Diabetes (US: 10.4%)
14.2%
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 12.9% ↑
Mental Health 14.2% ↓

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Northville

1972
Median Build Year
58%
Built Before 1986
38%
Built Before 1970
Copper
Likely Pipe Material

With 58% 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

Two dates define the high-risk tiers of residential plumbing from a lead standpoint: 1970, before which lead pipes were commonly installed for service connections, and 1986, before which lead solder was standard in copper plumbing. A median build year of 1972 places Northville's housing distribution well within that older risk zone. The bar chart above breaks down how much of the stock falls into each era - and the pre-1986 share alone represents more than half the residential inventory, making plumbing-era risk a defining characteristic of the local water safety picture.

1972
Median Year Built
58%
Pre-1986 (Lead Paint Risk)
38%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (38%) 1970–1986 (20%) Post-1986 (42%)

Over half of homes in Northville 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.

Cost Context: What Remediation Means for Northville Homeowners

While Northville homeowners face a manageable path to remediation, the equity share sits in the moderate tier - a signal that proactive budgeting matters more here than in lower-ratio markets.

Median Home Value
$124,000
Est. Remediation
$2,400
Remediation as % of home value 1.9%

Remediation costs are moderate relative to home values in Northville. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 29% below the South Dakota average.

Lead Exposure Risk for Children in Northville

58%
Homes Built Before 1986
0.002
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.

Wherever 58% of local housing was built before solder rules changed - as is the case in Northville - a faucet-level sample closes the gap that aggregate utility data cannot.

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

Historical NFIP Claim Context in Northville

2
Total FEMA Flood Claims
$17,101
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Northville contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $17,101. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$2,400</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

Does Northville water have lead?
The average 90th-percentile lead level in Northville is 0.002 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 Northville?
Northville is served by 2 public water systems across 1 ZIP code, serving approximately 421 people.
How much does it cost to fix water issues in Northville?
Estimated remediation costs in Northville average $2,400 per household, ranging from $1,600 to $3,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesSouth Dakota → Northville, SD

How to cite this page

APA ZipCheckup. (2026). Northville, SD Water - Home Safety Score unavailable. https://zipcheckup.com/cities/sd/northville/
BibTeX
@misc{zipcheckup-cities-sd-northville,
  author = {{ZipCheckup}},
  title  = {{Northville, SD Water - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/sd/northville/}
}

Page version: August 2026.

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