Water Quality in Union Dale, PA: 18 Violations — Grade C
Grade C · Score 60/100 · 2 water systems · Updated 2026-05-03
Union Dale'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
Reviewing EPA compliance files for Union Dale, PA surfaces 18 documented water violations — each categorized by violation type and linked to the utility that drew the federal citation.
Water Quality by ZIP Code in Union Dale
Water quality varies across Union Dale's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 18470 | C | 60 | 18 | 2 | View report → |
Water Quality Overview
Union Dale, Pennsylvania receives a water quality grade of C with an overall score of 60 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 2 water systems serving Union Dale have accumulated 18 EPA violations, including 2 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 421 people.
What Grade C Means
A grade of C indicates moderate compliance issues. Union Dale'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
Lead testing data for Union Dale is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
With 61% of homes built before 1986, Union Dale 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
Union Dale 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 Union Dale
Union Dale is served by 2 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 421 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 Union Dale. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Union Dale
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 Union Dale Water Systems
The following contaminants have been detected or caused violations across Union Dale's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Lead and Copper Rule | Treatment Technique | N/A | 3 | 1 | No |
| Surface Water Treatment Rule | Treatment Technique | N/A | 3 | 1 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Nickel | Inorganic | 0.1 mg/L | 1 | 1 | No |
| Uranium | Radionuclides | 0.03 mg/L | 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 Union Dale. Recent actions:
| Date | Action Type |
|---|---|
| 2025-10-09 | State Informal Enforcement |
| 2025-10-09 | State Filed Judgment |
| 2025-10-01 | State Order Extension |
| 2025-10-01 | State Informal Action |
| 2025-04-14 | State Informal Enforcement |
| 2025-04-14 | State Filed Judgment |
| 2025-03-19 | State Order Extension |
| 2025-03-14 | State Informal Enforcement |
| 2025-03-14 | State Filed Judgment |
| 2025-02-12 | State Filed Judgment |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-10-09.
Union Dale vs. Nearby Pennsylvania Cities
How Union Dale's water quality compares to similar cities in Pennsylvania:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Union Dale | C | 18 | 2 | 421 |
| Dingmans Ferry | C | 24 | 5 | 422 |
| Lopez | F | 4 | 1 | 425 |
| Rebersburg | C | 11 | 1 | 425 |
Common Questions About Union Dale Water
These are the most common questions residents search for about water quality in Union Dale, Pennsylvania:
Is Union Dale water hard or soft? Water hardness varies by source. Union Dale's 2 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Union Dale tap water? Union Dale's water receives a grade of C (60/100). There are 2 health-based violations — consider filtration.
What is the best water filter for Union Dale? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Union Dale vs. Pennsylvania Average
Understanding how Union Dale compares to the broader Pennsylvania 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 Union Dale.
ZIP Codes in Union Dale
Union Dale spans 1 ZIP code. The ZIP with the lowest water quality score is 18470. 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.