Transient Non-Community Water System · PWS WA5362514
Gorge Amphitheatre
Operator location Cle Elum, Washington - larger served population (> 3,309) at 25,015 people served; 29 SDWIS violations on record from groundwater sources.
- 25,015
- People served (this PWS)
- 29
- EPA violations (this PWS)
- 6
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Gorge Amphitheatre standing, mid SDWIS violation third
25,015 people served (SDWIS) - larger served population (> 3,309). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 21% is middle-third health share (≤ 23%). Population rank #2,216 of 29,740 among systems serving 500+.
The verdict
Gorge Amphitheatre lands in the middle third by violation volume (29), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is large (25,015; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 21% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #2,216 of 29,740
- Population · /systems
- #69 of 766
- Population · WA
- 29
- Total EPA violations on record
- 21%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 51
- County
- Grant
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 21
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 14 | 2007 |
| Coliform (TCR) | MR | 7 | 2007 |
| Coliform (TCR) | MCL | 6 | 2006 |
Violation Count vs. the National Corpus
Gorge Amphitheatre has 29 recorded EPA violations, 41% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 58% carry more. 21% of this system's own violations are health-based (6 of 29), and it ranks #2,216 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
29 Lower than most fewer violations than 58% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Population served record for Gorge Amphitheatre
EPA SDWIS lists 25,015 people served and 51 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.
Sources: EPA SDWIS · Washington State Department of Health, Office of Drinking Water
Nationwide peers
29 violations · 25,015 served: nearest cross-state SDWIS matches.
Cross-state systems near this violation count
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems with similar served population
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Gorge Amphitheatre
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Washington compares on the same EPA violation measures. Washington systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.