D37/100
Enterprise Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,107 residents · Oregon
What's In Enterprise'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
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – March 19, 2025Enforcement: 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
Water Utility Details
ENTERPRISE, CITY OF
Population Served
2,107
Water Source
Groundwater
System ID
OR4100278
Frequently Asked Questions About Enterprise Water
Is Enterprise tap water safe to drink?
Enterprise, Oregon tap water receives a grade of D (37/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 36 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Enterprise's water?
Of the 1 contaminants tested in Enterprise'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 Enterprise have any water quality violations?
Yes, Enterprise has 36 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MON. 6 of these are health-based violations, which are the most serious category.
Do I need a water filter in Enterprise?
Enterprise 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 Enterprise's tap water come from?
Enterprise's drinking water is sourced from groundwater and supplied by ENTERPRISE, CITY OF. The system serves approximately 2,107 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Enterprise'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. Enterprise'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 Enterprise's water compare to other cities in Oregon?
Enterprise's water quality score of 37/100 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 Enterprise's water quality?
If you have concerns about Enterprise'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 (ENTERPRISE, CITY OF) 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.