Water Quality in Junction City, OH: 1 Violation — Grade C
Grade C · Score 60/100 · 1 water system · Updated 2026-05-03
Junction City'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
Federal EPA data for Junction City, OH shows 1 water compliance event in the record — the table below identifies system names and violation types.
Water Quality by ZIP Code in Junction City
Water quality varies across Junction City's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 43748 | C | 60 | 1 | 0 | View report → |
Water Quality Overview
Junction City, Ohio 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 1 water system serving Junction City have accumulated 1 EPA violations (all monitoring/reporting type). These violations are tracked across 1 ZIP codes serving approximately 819 people.
What Grade C Means
A grade of C indicates moderate compliance issues. Junction City'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 Junction City is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
With 60% of homes built before 1986, Junction City 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
Junction City 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 Junction City
Junction City is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 819 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 2 enforcement actions against water systems serving Junction City. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Junction City
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 Junction City Water Systems
The following contaminants have been detected or caused violations across Junction City's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Lead and Copper 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 2 enforcement actions against water systems serving Junction City. Recent actions:
| Date | Action Type |
|---|---|
| 2022-04-13 | State Informal Action |
| 2021-03-23 | State Filed Motion |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2022-04-13.
Junction City vs. Nearby Ohio Cities
How Junction City's water quality compares to similar cities in Ohio:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Junction City | C | 1 | 1 | 819 |
| Adena | D | 8 | 1 | 820 |
| Dillonvale | D | 0 | 1 | 820 |
| Piney Fork | D | 0 | 1 | 820 |
Common Questions About Junction City Water
These are the most common questions residents search for about water quality in Junction City, Ohio:
Is Junction City water hard or soft? Water hardness varies by source. Junction City's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Junction City tap water? Junction City's water receives a grade of C (60/100). No health-based violations have been recorded, but home testing is always recommended.
What is the best water filter for Junction City? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Junction City vs. Ohio Average
Understanding how Junction City compares to the broader Ohio 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 Junction City.
ZIP Codes in Junction City
Junction City spans 1 ZIP code. The ZIP with the lowest water quality score is 43748. 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.