Community Water System · PWS OR4100582
Oakridge, City Of
Operator location Oakridge, Oregon - larger served population (> 3,309) at 3,310 people served; 61 SDWIS violations on record from groundwater sources.
- 3,310
- People served (this PWS)
- 61
- EPA violations (this PWS)
- 7
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Oakridge, City Of standing, mid SDWIS violation third
3,310 people served (SDWIS) - larger served population (> 3,309). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 11% is middle-third health share (≤ 23%). Population rank #9,913 of 29,740 among systems serving 500+.
The verdict
Oakridge, City Of lands in the middle third by violation volume (61), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is large (3,310; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 11% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #9,913 of 29,740
- Population · /systems
- #118 of 373
- Population · OR
- 61
- Total EPA violations on record
- 11%
- 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
- Community
- Owner Type
- Local
- Connections
- 1,549
- County
- Lane
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 44
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| COLIPHAGE | MR | 21 | 2012 |
| Groundwater Rule | MR | 16 | 2017 |
| Coliform (TCR) | MCL | 7 | 2005 |
| Consumer Confidence Rule | Other | 6 | 2025 |
| Coliform (TCR) | MR | 2 | 2001 |
| TTHM | MR | 1 | 2008 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2008 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
| Nitrate | MR | 1 | 2000 |
Violation Count vs. the National Corpus
Oakridge, City Of has 61 recorded EPA violations, 62% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 38% carry more. 11% of this system's own violations are health-based (7 of 61), and it ranks #9,913 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)
61 Around the middle fewer violations than 38% 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 Oakridge, City Of
EPA SDWIS lists 3,310 people served and 1,549 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.
Sources: EPA SDWIS
Nationwide peers
61 violations · 3,310 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 Oakridge, City Of
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.