Maysville Public Water System
EPA ID: MO1010510 · 1,096 people served · 2 ZIP codes
Maysville Public Water System shows 4 open EPA violations in current federal records for approximately 1,096 people.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2022) to 8 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Maysville Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Maysville Public Water System serves a community with a median household income of $80,396 and an estimated 2,828 residents across its service area. Approximately 51% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 50% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
Maysville Public Water System's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 3% of homes in DeKalb County, Missouri rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Maysville Public Water System compares to EPA limits
What This Means For You
Contaminant 1009 at 1 mg/L exceeds the EPA maximum of 0.004 mg/L. Intestinal damage, bone damage. Consider reverse osmosis filtration.
Haloacetic Acids (HAA5) at 1 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Fecal Coliform at 7 presence exceeds the EPA maximum of presence.
E. coli at 3 Zero tolerance (any positive sample triggers immediate action) exceeds the EPA maximum of Zero tolerance (any positive sample triggers immediate action). Severe GI illness; potentially fatal kidney failure in children. Consider UV disinfection (99.99%) filtration.
Contaminant 1008 at 1 mg/L exceeds the EPA maximum of mg/L.
Contaminant 1009 was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Maysville Public Water System (EPA ID: MO1010510) is a community water system in Missouri that serves approximately 1,096 people from surface water sources.
This system provides water to 2 ZIP codes across 2 communities.
Average Home Safety Score: B (72/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | E. coli | Monitoring | Unresolved |
| July 1, 2025 | Fecal Coliform | Monitoring | Unresolved |
| July 1, 2025 | Contaminant 1008 | Monitoring | Unresolved |
| July 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| November 1, 2024 | Fecal Coliform | Health-based | Resolved |
| November 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| October 1, 2024 | Fecal Coliform | Health-based | Resolved |
| September 1, 2024 | Fecal Coliform | Health-based | Resolved |
| September 1, 2024 | E. coli | Health-based | Resolved |
| August 1, 2024 | E. coli | Health-based | Resolved |
| August 1, 2024 | Fecal Coliform | Health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Fecal Coliform | Microbiological | 7 | Yes |
| E. coli | Microbiological | 3 | Yes |
| Contaminant 1008 | Other Violation | 1 | No |
| Contaminant 1009 | Other Violation | 1 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 1 | Yes |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Health Risk Details
E. coli (EPA limit: Zero tolerance (any positive sample triggers immediate action))
Severe GI illness; potentially fatal kidney failure in children At-risk groups: children under 5, elderly, immunocompromised individuals, pregnant women.
Removal methods: UV disinfection (99.99%), chlorination, reverse osmosis. Find the right filter →
Beryllium (EPA limit: 0.004 mg/L)
Intestinal damage, bone damage At-risk groups: long-term residents, people with gastrointestinal conditions.
Removal methods: reverse osmosis, activated alumina, coagulation/filtration. Find the right filter →
Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)
Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.
Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter →
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 64469 | 0.00442 mg/L | No | N/A |
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: 1 ZIP code confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Maysville Public Water System (MO1010510) on EPA.gov.
Frequently Asked Questions
Is Maysville Public Water System water safe to drink?
Maysville Public Water System has recorded 10 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Maysville Public Water System serve?
Maysville Public Water System serves approximately 1,096 people across 2 ZIP codes in Missouri.
Where does Maysville Public Water System get its water?
The primary water source is surface water.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Maysville Public Water System (EPA ID: MO1010510) — request the latest Consumer Confidence Report or ask about specific contaminants.