Fort Dodge Water Supply
EPA ID: IA9433050 · 25,874 people served · 1 ZIP code
Where compliant utilities carry no open actions, Fort Dodge Water Supply shows 7 active EPA violations in the federal database for a service population of approximately 25,874.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Stable · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2022) to 3 (2023). Violation counts have remained relatively steady.
Service Area Map
Coverage area for Fort Dodge Water Supply Source: EPA SDWIS service area boundaries.
Service area boundary — Grade F
Service Area Demographics
The Fort Dodge Water Supply serves a community with a median household income of $66,130 and an estimated 28,633 residents across its service area. Approximately 81% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 42% 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?
Fort Dodge Water Supply's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Webster County, Iowa 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 Fort Dodge Water Supply compares to EPA limits
What This Means For You
Total Trihalomethanes (TTHM) at 1 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Bromoform at 1 mg/L exceeds the EPA maximum of 0.08 mg/L.
Copper at 5 mg/L exceeds the EPA maximum of 1.3 mg/L.
Barium at 7 mg/L exceeds the EPA maximum of 2 mg/L.
Surface Water Treatment Rule at 3 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
Fort Dodge Water Supply (EPA ID: IA9433050) is a community water system in Iowa that serves approximately 25,874 people from groundwater sources.
This system serves ZIP code 50501 in Fort Dodge.
Average Home Safety Score: F (35/100)
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 | Surface Water Treatment Rule | Monitoring | Resolved |
| November 1, 2024 | Total Trihalomethanes (TTHM) | Monitoring | Unresolved |
| August 12, 2024 | Lead and Copper Rule | Monitoring | Unresolved |
| August 1, 2024 | Copper | Health-based | Resolved |
| July 1, 2024 | Barium | Health-based | Resolved |
| July 1, 2024 | Copper | Health-based | Resolved |
| April 1, 2024 | Barium | Health-based | Resolved |
| January 1, 2024 | Barium | Health-based | Resolved |
| December 1, 2023 | Stage 1 DBP Rule | Monitoring | Resolved |
| October 1, 2023 | Barium | Health-based | Resolved |
| July 1, 2023 | Gross Beta | Health-based | Unresolved |
| July 1, 2023 | Barium | Health-based | Unresolved |
| June 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| April 1, 2023 | Gross Beta | Health-based | Unresolved |
| April 1, 2023 | Barium | Health-based | Unresolved |
| January 1, 2023 | Gross Beta | Health-based | Unresolved |
| January 1, 2023 | Copper | Health-based | Resolved |
| January 1, 2023 | Bromoform | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 7 | Yes |
| Copper | Inorganic | 5 | Yes |
| Gross Beta | Radionuclides | 4 | Yes |
| Surface Water Treatment Rule | Treatment Failure | 3 | No |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 1 | No |
| Bromoform | Disinfection Byproducts | 1 | No |
| Total Coliform | Microbiological | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 50501 | 0.001 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High 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 IA or modeled from parcel and building-footprint data.
- 50501 — Fort Dodge
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Fort Dodge Water Supply (IA9433050) on EPA.gov.
Frequently Asked Questions
Is Fort Dodge Water Supply water safe to drink?
Fort Dodge Water Supply has recorded 16 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 Fort Dodge Water Supply serve?
Fort Dodge Water Supply serves approximately 25,874 people across 1 ZIP code in Iowa.
Where does Fort Dodge Water Supply get its water?
The primary water source is groundwater.
Contact Your Water Utility
Public-record contact information for the water utility serving this system. Use these channels to request water quality reports, ask about service, or report issues directly.
Contact information from FORT DODGE WATER SUPPLY Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility, does not act as its agent, and does not provide customer support for it. Contact details shown are public-record information from CCR filings. For service issues, contact the utility directly using the information above.
Water Source & Treatment
Where this water originates and how it's treated before reaching your tap.
Source: FORT DODGE WATER SUPPLY Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility. Treatment and source data are sourced from the utility's published CCR filings.
The Cambrian-Ordovician aquifer was determined to have low susceptibility to contamination because the characteristics of the aquifer and overlying materials provide natural protection from contaminants at the land surface. The Mississippian aquifer was determined to have low susceptibility to contamination because the characteristics of the aquifer and overlying materials provide natural protection from contaminants at the land surface.
Treatment regime
How this utility classifies its treatment process and what each reported treatment chemical does.
Treatment chemicals and what each one does
Chemical names are reported verbatim by the utility. Purpose categories are ZipCheckup annotations based on standard drinking-water treatment practice.
Treatment classification and chemical list sourced from FORT DODGE WATER SUPPLY Consumer Confidence Report.
Treatment intensity is a ZipCheckup-derived classification based on the chemicals and processes the utility reports. Chemicals and contamination sources are taken verbatim from the utility's CCR filing. Routine federal monitoring and contaminant testing shown elsewhere on this page determine whether the water meets safety standards, not the treatment classification.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
PFAS Substances Detected in This System
This water system's Consumer Confidence Report disclosed the following PFAS compounds. Levels are from the utility's most recent reporting cycle.
In April 2024, EPA finalized the first National Primary Drinking Water Regulation for six PFAS. Public water systems have until 2029 to comply. EPA — PFAS regulation overview →
Source: Consumer Confidence Report disclosed by FORT DODGE WATER SUPPLY.
ZipCheckup is not affiliated with this water utility. PFAS detection data is sourced from public Consumer Confidence Reports filed by the utility itself.
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.
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
- #26 / 50 Most Disadvantaged Populations Served (Iowa)
- #13 / 24 Highest Exposure Burden (Iowa)
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
Fort Dodge Water Supply (EPA ID: IA9433050) — request the latest Consumer Confidence Report or ask about specific contaminants.