Transient Non-Community Water System · PWS OR4192612
Usfs Multnomah Falls/Wahkeena
Operator location Hood River, Oregon - 3% of 30 violations are health-based (middle-third health share (≤ 23%)); groundwater source; 3,200 served per SDWIS.
- 3,200
- People served (this PWS)
- 30
- EPA violations (this PWS)
- 1
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Usfs Multnomah Falls/Wahkeena standing, mid SDWIS violation third
3% of 30 recorded violations are health-based - middle-third health share (≤ 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 3% is middle-third health share (≤ 23%). Population rank #10,174 of 29,740 among systems serving 500+.
The verdict
Usfs Multnomah Falls/Wahkeena lands in the middle third by violation volume (30), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 3,200 (mid served population (≤ 3,309)). Health-based share is 3% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #10,174 of 29,740
- Population · /systems
- #121 of 373
- Population · OR
- 30
- Total EPA violations on record
- 3%
- 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
- Federal
- Connections
- 4
- County
- Multnomah
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 29
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 19 | 2009 |
| Nitrate | MR | 6 | 2003 |
| Revised Total Coliform Rule | MON | 4 | 2025 |
| Coliform (TCR) | MCL | 1 | 1992 |
Violation Count vs. the National Corpus
Usfs Multnomah Falls/Wahkeena has 30 recorded EPA violations, 42% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 57% carry more. 3% of this system's own violations are health-based (1 of 30), and it ranks #10,174 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)
30 Lower than most fewer violations than 57% 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
Health-based violations on Usfs Multnomah Falls/Wahkeena
1 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for OR4192612.
Sources: EPA SDWIS
Nationwide peers
30 violations · 3,200 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 near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Usfs Multnomah Falls/Wahkeena
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Oregon compares on the same EPA violation measures. Oregon 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.