Terre Haute, IN Tap Water Quality
Water safety reports for all 10 ZIP codes in Terre Haute, Indiana
Average Score
75/100
Health Violations
20
ZIP Codes
10
High Lead Risk
5
of 10 ZIP codes
About Tap Water in Terre Haute, IN
The drinking water in Terre Haute, IN generally meets all federal health standards, earning a solid B grade with a composite safety score of 75/100 across 10 ZIP codes. While the primary water utility, Indiana American Water - Terre Haute, maintains adequate compliance with EPA regulations, there have been minor or administrative violations on record. Overall, residents receive safe tap water that is actively monitored by Indiana Department of Environmental Management.
The accumulation of 20 health-based violations over the past 5 years highlights systemic challenges within Terre Haute's water infrastructure. When violations occur, it means that drinking water tests revealed contaminant levels exceeding safe limits, triggering mandatory corrective actions by Indiana Department of Environmental Management. The city relies on ground water, which may require significant treatment upgrades to address these recurring issues.
Additionally, lead exposure risk remains a critical issue for certain neighborhoods. EPA data indicates that 5 out of 10 ZIP codes in Terre Haute are rated as High or Very High risk for lead. This risk is often driven by aging homes with pre-1986 plumbing containing lead solder or service lines. Families in these areas should test their tap water and consider NSF/ANSI 53 certified filters.
Health-Based Contaminant Violations in Terre Haute
EPA records indicate that the following contaminants have exceeded Safe Drinking Water Act Maximum Contaminant Levels (MCLs) in Terre Haute water systems over the past 5 years.
Note: The presence of a past violation does not necessarily mean current water is unsafe. Utilities are required to take corrective action. Review your Consumer Confidence Report for the latest status.
Water Quality by ZIP Code — Terre Haute, IN
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Terre Haute, IN
Terre Haute, IN
Terre Haute, IN
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Terre Haute, IN
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Frequently Asked Questions — Terre Haute Water Quality
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