HNL-WINDWARD-PEARL HARBOR
PWSID: HI0000331 · Honolulu, HI · Serves 631,389 people
According to EPA Safe Drinking Water Information System (SDWIS), HNL-WINDWARD-PEARL HARBOR (PWSID HI0000331) in Honolulu, HI is listed as a CWS water system covering about 631,389 people. PlainEnviro's health-based extract shows zero health-based violation records for this system. PlainEnviro's extract shows zero health-based violation rows for HNL-WINDWARD-PEARL HARBOR; those counts stay historical EPA registry rows, not a current compliance or drinkability score.
HNL-WINDWARD-PEARL HARBOR has no health-based violation records in PlainEnviro's EPA SDWIS extract. This does not establish current safety or compliance.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. No contaminant code appears in the extract. Day-to-day primacy enforcement for this system runs through the Hawaii drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Hawaii state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- HI0000331
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Honolulu, HI
- Population Served
- 631,389
- Health Violations
- None
No Violations on Record
HNL-WINDWARD-PEARL HARBOR has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
What does EPA SDWIS list for HNL-WINDWARD-PEARL HARBOR?
How many people does HNL-WINDWARD-PEARL HARBOR serve?
Compare beyond Hawaii
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest HNL-WINDWARD-PEARL HARBOR on cumulative violation count (0) and EPA-reported population served (631,389). Population peers include D.C. WATER AND SEWER AUTHORITY, DETROIT CITY OF, MILWAUKEE WATERWORKS.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
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About This Data
HNL-WINDWARD-PEARL HARBOR (HI0000331) is drawn from EPA SDWIS. PlainEnviro's health-based extract currently lists zero MCL/TT rows for this system; that absence is historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.