Southwest Polk Water Service, Inc.
EPA ID: IA7700802 · 393 people served · 5 ZIP codes
With a five-year violation-free history, Southwest Polk Water Service, Inc. delivers safe water to 393 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Southwest Polk Water Service, Inc. Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Southwest Polk Water Service, Inc. serves a community with a median household income of $98,847 and an estimated 154,503 residents across its service area.
💧 Where Does Your Water Come From?
Southwest Polk Water Service, Inc.'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 Polk County, Iowa rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 66th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in Iowa
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
Southwest Polk Water Service, Inc. (EPA ID: IA7700802) is a community water system in Iowa that serves approximately 393 people from groundwater sources.
This system provides water to 5 ZIP codes across 3 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: 1 ZIP code confirmed via EPA Community Water System Service Area Boundaries v3 plus 4 additional ZIPs 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 Southwest Polk Water Service, Inc. (IA7700802) on EPA.gov.
Frequently Asked Questions
Is Southwest Polk Water Service, Inc. water safe to drink?
Based on EPA records, Southwest Polk Water Service, Inc. has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Southwest Polk Water Service, Inc. serve?
Southwest Polk Water Service, Inc. serves approximately 393 people across 5 ZIP codes in Iowa.
Where does Southwest Polk Water Service, Inc. get its water?
The primary water source is groundwater.
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.