A84/100
Sheffield Lake Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 9,108 residents · Ohio
What's In Sheffield Lake's Tap Water?
35
Contaminants Tested
1
Exceed EPA Limits
1
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 91.50 mg/L | 1.30 mg/L | Over Limit |
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 2009.
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
SHEFFIELD LAKE CITY PWS
Population Served
9,108
Water Source
Purchased Surface Water
System ID
OH4701103
Frequently Asked Questions About Sheffield Lake Water
Is Sheffield Lake tap water safe to drink?
Sheffield Lake, Ohio tap water receives a grade of A (84/100), which is considered excellent. Out of 35 contaminants tested, 1 exceed EPA maximum contaminant levels (MCLs) and 2 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 Sheffield Lake's water?
Of the 35 contaminants tested in Sheffield Lake's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Sheffield Lake have any water quality violations?
Yes, Sheffield Lake has 5 EPA violation(s) on record, with the most recent in 2009. Violation types include MR, Other. None of these are classified as health-based violations.
Do I need a water filter in Sheffield Lake?
Based on EPA data, using a water filter in Sheffield Lake is recommended. 1 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 Sheffield Lake's tap water come from?
Sheffield Lake's drinking water is sourced from purchased surface water and supplied by SHEFFIELD LAKE CITY PWS. The system serves approximately 9,108 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Sheffield Lake'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. Sheffield Lake'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 Sheffield Lake's water compare to other cities in Ohio?
Sheffield Lake's water quality score of 84/100 earns a grade of A, which is considered excellent. This places Sheffield Lake 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 Sheffield Lake's water quality?
If you have concerns about Sheffield Lake'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 (SHEFFIELD LAKE CITY 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.