F5/100
GRAND RONDE COMMUNITY WTR ASSN — Water Quality Report 2026
Serving 2,500 people · Oregon
Water Source
Groundwater
County
—
System ID
OR4100338
Violations
44
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Violation related to Turbidity
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – July 24, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 2, 2023 – December 29, 2022Rule: Consumer Confidence RuleEnforcement: 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 GRAND RONDE COMMUNITY WTR ASSN
Is GRAND RONDE COMMUNITY WTR ASSN water safe to drink?
GRAND RONDE COMMUNITY WTR ASSN water receives a grade of F (5/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 44 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has GRAND RONDE COMMUNITY WTR ASSN detected?
1 contaminants were tested in GRAND RONDE COMMUNITY WTR ASSN's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does GRAND RONDE COMMUNITY WTR ASSN have any EPA violations?
Yes, GRAND RONDE COMMUNITY WTR ASSN has 44 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MON. 12 are health-based violations.
How many people does GRAND RONDE COMMUNITY WTR ASSN serve?
GRAND RONDE COMMUNITY WTR ASSN serves approximately 2,500 people, Oregon.
What type of water does GRAND RONDE COMMUNITY WTR ASSN provide?
GRAND RONDE COMMUNITY WTR ASSN sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OR4100338.
How does GRAND RONDE COMMUNITY WTR ASSN compare to other utilities in Oregon?
GRAND RONDE COMMUNITY WTR ASSN scores 5/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Oregon state page for a full comparison of water systems.