Water Quality in Carmel, ME: 15 Violations — Grade D
Grade D · Score 51/100 · 4 water systems · Updated 2026-05-03
Carmel's water has significant violations. Water testing and filtration are recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Looking at EPA compliance data for Carmel, ME, the record shows 15 violations — findings that span health-based exceedances, monitoring lapses, and enforcement events tied to local utilities in the SDWIS database.
Water Quality by ZIP Code in Carmel
Water quality varies across Carmel's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 04419 | D | 51 | 15 | 0 | View report → |
Water Quality Overview
Carmel, Maine receives a water quality grade of D with an overall score of 51 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 4 water systems serving Carmel have accumulated 15 EPA violations (all monitoring/reporting type). These violations are tracked across 1 ZIP codes serving approximately 301 people.
What Grade D Means
A grade of D indicates significant compliance issues. Carmel's water systems have accumulated violations that suggest ongoing water quality challenges. Residents should check their specific ZIP code report and consider water testing or filtration.
Lead Levels
The average 90th percentile lead level across Carmel water systems is 0.0021 mg/L — within EPA limits. No ZIP codes exceed the EPA lead action level.
Radon Risk
Carmel 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 Carmel
Carmel is served by 4 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 301 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
The EPA has taken 10 enforcement actions against water systems serving Carmel. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Carmel
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
Contaminants Detected in Carmel Water Systems
The following contaminants have been detected or caused violations across Carmel's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | N/A | 4 | 1 | No |
| Stage 1 DBP Rule | Treatment Technique | N/A | 2 | 1 | No |
| Lead | Inorganic | 0.015 mg/L | 2 | 1 | No |
| Total Organic Carbon | Disinfection Byproducts | N/A | 1 | 1 | No |
| Total Coliform | Microbiological | N/A | 1 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
EPA Enforcement History
The EPA and state regulators have taken 10 enforcement actions against water systems serving Carmel. Recent actions:
| Date | Action Type |
|---|---|
| 2025-09-25 | State Informal Action |
| 2025-09-24 | State Order Extension |
| 2025-08-12 | State Filed Judgment |
| 2025-08-12 | State Informal Enforcement |
| 2025-06-24 | State Order Extension |
| 2025-06-10 | State Order Extension |
| 2025-03-06 | State Filed Judgment |
| 2025-03-06 | State Informal Enforcement |
| 2025-03-04 | State Filed Judgment |
| 2025-03-04 | State Informal Enforcement |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-09-25.
Carmel vs. Nearby Maine Cities
How Carmel's water quality compares to similar cities in Maine:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Carmel | D | 15 | 4 | 301 |
| Harrington | B | 1 | 1 | 303 |
| Abbot | D | 0 | 1 | 298 |
| Monson | D | 12 | 1 | 298 |
Common Questions About Carmel Water
These are the most common questions residents search for about water quality in Carmel, Maine:
Is Carmel water hard or soft? Water hardness varies by source. Carmel's 4 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Carmel tap water? Carmel's water receives a grade of D (51/100). No health-based violations have been recorded, but home testing is always recommended.
What is the best water filter for Carmel? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Carmel vs. Maine Average
Understanding how Carmel compares to the broader Maine 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 Carmel.
ZIP Codes in Carmel
Carmel spans 1 ZIP code. The ZIP with the lowest water quality score is 04419. 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.