- EPA's UCMR 5 testing looked for 30 contaminants here and found none.
Public EPA test results
Can you drink Waipio tap water? What EPA records show
EPA HI0000334 · serves Waipio, HI · about 11,516 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Waipio Heights (EPA HI0000334)
EPA data as of October 14, 2026. For Waipio's main utility, Waipio Heights: We found no health-based violations in EPA's records for this system (HI0000334) since July 1, 2021, as of October 14, 2026. PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
What EPA records show for Waipio Heights, as of October 14, 2026
We found no health-based violations in EPA's records for this system (HI0000334) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Waipio Heights (SDWIS). Data as of October 14, 2026.
We found no lead 90th-percentile result in EPA's records for this system (HI0000334) for a monitoring period that ran on or after July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Waipio Heights (SDWIS). Data as of October 14, 2026.
EPA's UCMR 5 testing looked for 30 contaminants here and found none.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Waipio Heights use chloramine?
We didn't find chloramine in Waipio Heights's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.