Corunna Water Utility
EPA ID: IN5217008 · 255 people served · 1 ZIP code
Even as other utilities in the region logged violations, Corunna Water Utility kept a clean EPA record — five years, no issues, 255 people served.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Corunna Water Utility Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Corunna Water Utility serves a community with a median household income of $95,625 and an estimated 1,183 residents across its service area. Approximately 65% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Corunna Water Utility'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 0% of homes in DeKalb County, Indiana rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Indiana
System Overview
Corunna Water Utility (EPA ID: IN5217008) is a community water system in Indiana that serves approximately 255 people from groundwater sources.
This system serves ZIP code 46730 in Corunna.
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
- 46730 — Corunna
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Corunna Water Utility (IN5217008) on EPA.gov.
Frequently Asked Questions
Is Corunna Water Utility water safe to drink?
Based on EPA records, Corunna Water Utility has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Corunna Water Utility serve?
Corunna Water Utility serves approximately 255 people across 1 ZIP code in Indiana.
Where does Corunna Water Utility 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.