Water Quality in Dutton, MT: 7 Violations — Grade C
Grade C · Score 65/100 · 1 water system · Updated 2026-05-03
Dutton's water has moderate compliance issues. Residents in affected areas should consider filtration.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
SDWIS records for Dutton, MT show 7 EPA violations documented for the local water supply — these span the full range of reportable events from health-based exceedances to monitoring and reporting lapses registered with the federal program.
Water Quality by ZIP Code in Dutton
Water quality varies across Dutton's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 59433 | C | 65 | 7 | 1 | View report → |
Water Quality Overview
Dutton, Montana receives a water quality grade of C with an overall score of 65 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 1 water system serving Dutton have accumulated 7 EPA violations, including 1 health-based violation. These violations are tracked across 1 ZIP codes serving approximately 338 people.
What Grade C Means
A grade of C indicates moderate compliance issues. Dutton's water systems have some violations that warrant attention. While the water may still be safe for most people, residents in affected ZIP codes should consider additional testing or filtration.
Lead Levels
The average 90th percentile lead level across Dutton water systems is 0.0010 mg/L — within EPA limits. No ZIP codes exceed the EPA lead action level.
With 94% of homes built before 1986, Dutton 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
Dutton 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 Dutton
Dutton is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 338 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 Dutton. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Dutton
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 Dutton Water Systems
The following contaminants have been detected or caused violations across Dutton's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | N/A | 2 | 1 | No |
| Total Coliform | Microbiological | N/A | 1 | 1 | No |
| Arsenic | Inorganic | 0.01 mg/L | 1 | 1 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 0.08 mg/L | 1 | 1 | No |
| Stage 1 DBP Rule | Treatment Technique | 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 Dutton. Recent actions:
| Date | Action Type |
|---|---|
| 2025-10-24 | State Informal Action |
| 2025-10-24 | State Informal Enforcement |
| 2025-10-22 | State Informal Action |
| 2025-10-22 | State Informal Enforcement |
| 2025-06-16 | State Informal Action |
| 2025-06-16 | State Informal Enforcement |
| 2025-06-16 | State Informal Action |
| 2025-06-16 | State Order Extension |
| 2025-02-10 | State Order Extension |
| 2025-01-16 | State Informal Action |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-10-24.
Dutton vs. Nearby Montana Cities
How Dutton's water quality compares to similar cities in Montana:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Dutton | C | 7 | 1 | 338 |
| Essex | D | 0 | 1 | 340 |
| Lake Mc Donald | D | 0 | 1 | 340 |
| Martin City | C | 0 | 1 | 340 |
Common Questions About Dutton Water
These are the most common questions residents search for about water quality in Dutton, Montana:
Is Dutton water hard or soft? Water hardness varies by source. Dutton's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Dutton tap water? Dutton's water receives a grade of C (65/100). There are 1 health-based violations — consider filtration.
What is the best water filter for Dutton? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Dutton vs. Montana Average
Understanding how Dutton compares to the broader Montana 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 Dutton.
ZIP Codes in Dutton
Dutton spans 1 ZIP code. The ZIP with the lowest water quality score is 59433. 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.