B73/100
IRRIGON, CITY OF — Water Quality Report 2026
Serving 2,133 people · Oregon
Water Source
Groundwater
County
—
System ID
OR4100403
Violations
20
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2025 – August 22, 2025Enforcement: Resolving — corrective action underway
TIER 3Unresolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – July 26, 2023Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About IRRIGON, CITY OF
Is IRRIGON, CITY OF water safe to drink?
IRRIGON, CITY OF water receives a grade of B (73/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has IRRIGON, CITY OF detected?
1 contaminants were tested in IRRIGON, CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does IRRIGON, CITY OF have any EPA violations?
Yes, IRRIGON, CITY OF has 20 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MCL. 1 are health-based violations.
How many people does IRRIGON, CITY OF serve?
IRRIGON, CITY OF serves approximately 2,133 people, Oregon.
What type of water does IRRIGON, CITY OF provide?
IRRIGON, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OR4100403.
How does IRRIGON, CITY OF compare to other utilities in Oregon?
IRRIGON, CITY OF scores 73/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Oregon state page for a full comparison of water systems.