Water Quality in Old Saybrook, CT: No Violations — Grade F
Grade F · Score 35/100 · 1 water system · Updated 2026-05-03
Old Saybrook's water has serious compliance issues. Independent testing and filtration are strongly recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Within the water supply network of Old Saybrook, CT, no EPA violations appear anywhere in the federal compliance record — 1 public water system are tracked here, and not one has been cited for an MCL exceedance, a monitoring failure, or any other reportable compliance event.
Water Quality by ZIP Code in Old Saybrook
Water quality varies across Old Saybrook's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 06475 | F | 35 | 0 | 0 | View report → |
Water Quality Overview
Old Saybrook, Connecticut receives a water quality grade of F with an overall score of 35 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
No EPA violations have been recorded for the 1 water system serving Old Saybrook. This is a positive indicator, though it does not guarantee the absence of all contaminants — some substances (like PFAS) are not yet fully regulated.
What Grade F Means
A grade of F indicates serious compliance issues. Old Saybrook's water systems have substantial violations. Residents should strongly consider independent water testing and appropriate filtration.
Lead Levels
Lead testing data for Old Saybrook is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
With 78% of homes built before 1986, Old Saybrook has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.
Radon Risk
Old Saybrook is in EPA Radon Zone 1 (High risk). The EPA recommends all homes in Zone 1 areas be tested for radon. Radon is the second leading cause of lung cancer after smoking.
Water Systems Serving Old Saybrook
Old Saybrook is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 50 people across 1 ZIP codes.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
How to Check Your Water in Old Saybrook
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR — your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test — certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration — NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories — monitor your local utility website and local news for boil water advisories or system alerts
Old Saybrook vs. Nearby Connecticut Cities
How Old Saybrook's water quality compares to similar cities in Connecticut:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Old Saybrook | F | 0 | 1 | 50 |
| Westbrook | D | 3 | 1 | 50 |
| Bridgewater | C | 4 | 1 | 51 |
| Abington | D | 0 | 1 | 48 |
Common Questions About Old Saybrook Water
These are the most common questions residents search for about water quality in Old Saybrook, Connecticut:
Is Old Saybrook water hard or soft? Water hardness varies by source. Old Saybrook's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Old Saybrook tap water? Old Saybrook's water receives a grade of F (35/100). No health-based violations have been recorded, but home testing is always recommended.
What is the best water filter for Old Saybrook? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Old Saybrook vs. Connecticut Average
Understanding how Old Saybrook compares to the broader Connecticut average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below — water quality can vary significantly even within Old Saybrook.
ZIP Codes in Old Saybrook
Old Saybrook spans 1 ZIP code. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.