Doniphan Company Rwd 5
EPA ID: KS2004307 · 1,457 people served · 5 ZIP codes
With 7 unresolved EPA violations, Doniphan Company Rwd 5 is currently out of full compliance — approximately 1,457 people in its service area.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Doniphan Company Rwd 5 Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Doniphan Company Rwd 5 serves a community with a median household income of $68,047 and an estimated 18,606 residents across its service area. Approximately 70% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 31% 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?
Doniphan Company Rwd 5'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 0% of homes in Atchison County, Kansas 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 Doniphan Company Rwd 5 compares to EPA limits
What This Means For You
Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Surface Water Treatment Rule at 3 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) 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
Doniphan Company Rwd 5 (EPA ID: KS2004307) is a community water system in Kansas that serves approximately 1,457 people from surface water sources.
This system provides water to 5 ZIP codes across 5 communities.
Average Home Safety Score: C (63/100)
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 2, 2025 | Stage 2 DBP Rule | Monitoring | Unresolved |
| June 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| April 1, 2025 | Total Trihalomethanes (TTHM) | Monitoring | Unresolved |
| January 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Resolved |
| November 1, 2023 | Stage 1 DBP Rule | Monitoring | Unresolved |
| October 2, 2023 | Surface Water Treatment Rule | Monitoring | Unresolved |
| July 1, 2023 | Surface Water Treatment Rule | Monitoring | Unresolved |
| April 1, 2023 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| April 1, 2023 | Revised Total Coliform Rule | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Failure | 3 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | No |
| Consumer Confidence Report Rule | Reporting Failure | 2 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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 KS 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 Doniphan Company Rwd 5 (KS2004307) on EPA.gov.
Frequently Asked Questions
Is Doniphan Company Rwd 5 water safe to drink?
Doniphan Company Rwd 5 has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does Doniphan Company Rwd 5 serve?
Doniphan Company Rwd 5 serves approximately 1,457 people across 5 ZIP codes in Kansas.
Where does Doniphan Company Rwd 5 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.
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
Doniphan Company Rwd 5 (EPA ID: KS2004307) — request the latest Consumer Confidence Report or ask about specific contaminants.