CITY REPORT HI

Ninole, HI 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 3
Radon Risk (Low)
$824K
Median Home Value

What You Should Know About Ninole Water

  • Homes built before 1986: 74% - older plumbing may contain lead solder.
  • CDC health risk index: 12.35 - above typical levels.

Overview

We track home safety data for 1 ZIP code in Ninole, Hawaii, covering 0 community water system serving approximately 185 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 Ninole.

Lead & Copper

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

Radon Risk

Dominant radon zone: Zone 3 (Low Risk)

All ZIP Codes in Ninole

Data Sources

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

Health Outcomes in Ninole

11%
Asthma (US: 9.8%)
12.5%
Diabetes (US: 10.4%)
15.6%
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 11% ↑
Diabetes 12.5% ↑
Mental Health 15.6% ↑

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Ninole

1942
Median Build Year
74%
Built Before 1986
56%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 74% 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 1942 places Ninole'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.

1942
Median Year Built
74%
Pre-1986 (Lead Paint Risk)
56%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (56%) 1970–1986 (18%) Post-1986 (26%)

Over half of homes in Ninole 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 Ninole

74%
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.

Wherever 74% of local housing was built before solder rules changed - as is the case in Ninole - 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.

HomeCitiesHawaii → Ninole, HI

How to cite this page

APA ZipCheckup. (2026). Ninole, HI Home Safety Data by ZIP. https://zipcheckup.com/cities/hi/ninole/
BibTeX
@misc{zipcheckup-cities-hi-ninole,
  author = {{ZipCheckup}},
  title  = {{Ninole, HI Home Safety Data by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/hi/ninole/}
}

Page version: August 2026.

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