SAMMAMISH PLATEAU WATER & SEWER
PWSID: WA5340900 · Sammamish, WA · Serves 79,362 people
According to EPA Safe Drinking Water Information System (SDWIS), SAMMAMISH PLATEAU WATER & SEWER (PWSID WA5340900) in Sammamish, WA is listed as a CWS water system covering about 79,362 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 SAMMAMISH PLATEAU WATER & SEWER; those counts stay historical EPA registry rows, not a current compliance or drinkability score.
SAMMAMISH PLATEAU WATER & SEWER 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 Washington 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 Washington state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WA5340900
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Sammamish, WA
- Population Served
- 79,362
- Health Violations
- None
No Violations on Record
SAMMAMISH PLATEAU WATER & SEWER has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
What does EPA SDWIS list for SAMMAMISH PLATEAU WATER & SEWER?
How many people does SAMMAMISH PLATEAU WATER & SEWER serve?
Compare beyond Washington
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SAMMAMISH PLATEAU WATER & SEWER on cumulative violation count (0) and EPA-reported population served (79,362). Population peers include EDMOND PWA, HENDERSONVILLE, CITY OF, CITY OF LAKE CHARLES WATER SYSTEM.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
SAMMAMISH PLATEAU WATER & SEWER (WA5340900) is drawn from EPA SDWIS. Nearby county systems in this extract include SEATTLE PUBLIC UTILITIES; KENT WATER DEPARTMENT; RENTON CITY OF; Auburn City of. Health-based rows (none listed) are 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.