A80/100
Vienna Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 29,163 residents · Ohio
What's In Vienna's Tap Water?
32
Contaminants Tested
2
Exceed EPA Limits
1
Above EPA Goals
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 465.00 mg/L | 1.30 mg/L | Over Limit |
PFOS | 0.007 µg/L | 0.004 µg/L | Over Limit |
PFOA | 0.004 µg/L | 0.004 µg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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
TRUMBULL CO. - SOUTHEAST PWS
Population Served
9,931
Water Source
Purchased Surface Water
System ID
OH7803203
TRUMBULL CO. - MINERAL RIDGE PWS
Population Served
2,858
Water Source
Purchased Surface Water
System ID
OH7803503
TRUMBULL CO. - BAZETTA/CHAMPION
Population Served
8,270
Water Source
Purchased Surface Water
System ID
OH7804303
TRUMBULL CO. - HOWLAND TWP PWS
Population Served
6,396
Water Source
Purchased Surface Water
System ID
OH7806303
TRUMBULL CO. - MOSQUITO CREEK PWS
Population Served
1,708
Water Source
Purchased Surface Water
System ID
OH7806403
Frequently Asked Questions About Vienna Water
Is Vienna tap water safe to drink?
Vienna, Ohio tap water receives a grade of A (80/100), which is considered excellent. Out of 55 contaminants tested, 3 exceed EPA maximum contaminant levels (MCLs) and 4 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Vienna's water?
Of the 55 contaminants tested in Vienna's water supply, the most notable include Copper (90th percentile), PFOS, PFOA, chlorate. 3 contaminant(s) exceed EPA legal limits (MCLs). 4 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Vienna have any water quality violations?
Yes, Vienna has 14 EPA violation(s) on record, with the most recent in 2019. Violation types include Other, MCL, MR. 3 of these are health-based violations, which are the most serious category.
Do I need a water filter in Vienna?
Based on EPA data, using a water filter in Vienna is recommended. 3 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Vienna's tap water come from?
Vienna's drinking water is sourced from purchased surface water and supplied by TRUMBULL CO. - SOUTHEAST PWS and 4 other water system(s). The system serves approximately 29,163 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Vienna'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. Vienna'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 Vienna's water compare to other cities in Ohio?
Vienna's water quality score of 80/100 earns a grade of A, which is considered excellent. This places Vienna among the better-performing water systems in Ohio. Visit our Ohio state page to see how all cities in the state compare.
What should I do if I'm concerned about Vienna's water quality?
If you have concerns about Vienna'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 (TRUMBULL CO. - SOUTHEAST PWS) 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.