Cass County Pwsd 3
EPA ID: MO1024115 · 2,760 people served · 4 ZIP codes
Zero violations in five consecutive years of EPA monitoring — Cass County Pwsd 3 has held a clean track record across every reporting cycle in that span, with no enforcement activity of any kind on file for the full service population of 2,760 residents.
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 1 (2021) to 4 (2024). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Cass County Pwsd 3 Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Cass County Pwsd 3 serves a community with a median household income of $104,293 and an estimated 58,604 residents across its service area.
🌊 Where Does Your Water Come From?
Cass County Pwsd 3'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 1% of homes in Cass 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
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 5 detections recorded.
Comparable Water Systems
Similar-sized systems in Missouri
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
Cass County Pwsd 3 (EPA ID: MO1024115) is a community water system in Missouri that serves approximately 2,760 people from surface water sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by MO or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Cass County Pwsd 3 (MO1024115) on EPA.gov.
Frequently Asked Questions
Is Cass County Pwsd 3 water safe to drink?
Based on EPA records, Cass County Pwsd 3 has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Cass County Pwsd 3 serve?
Cass County Pwsd 3 serves approximately 2,760 people across 4 ZIP codes in Missouri.
Where does Cass County Pwsd 3 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:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
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.