D32/100
Mill City Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,830 residents · Oregon
What's In Mill City's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
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
No violations in the past 5 years
Full EPA compliance since 2012.
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
Water Utility Details
MILL CITY WATER DEPARTMENT
Population Served
1,830
Water Source
Groundwater
System ID
OR4100520
Frequently Asked Questions About Mill City Water
Is Mill City tap water safe to drink?
Mill City, Oregon tap water receives a grade of D (32/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 65 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Mill City's water?
Of the 1 contaminants tested in Mill City's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Mill City have any water quality violations?
Yes, Mill City has 65 EPA violation(s) on record, with the most recent in 2012. Violation types include MR, Other. None of these are classified as health-based violations.
Do I need a water filter in Mill City?
Mill City water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Mill City's tap water come from?
Mill City's drinking water is sourced from groundwater and supplied by MILL CITY WATER DEPARTMENT. The system serves approximately 1,830 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Mill City's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Mill City's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Mill City's water compare to other cities in Oregon?
Mill City's water quality score of 32/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Oregon state page to see how all cities in the state compare.
What should I do if I'm concerned about Mill City's water quality?
If you have concerns about Mill City's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (MILL CITY WATER DEPARTMENT) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.