Montezuma Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,022 residents · Indiana
What's In Montezuma's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
17
Violations (last 5yr)
17
Unresolved
14
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
When: July 1, 2025Enforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: July 1, 2025 – September 30, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: April 1, 2025 – June 30, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: January 1, 2025 – March 31, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: October 1, 2024 – December 31, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: July 1, 2024 – September 30, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: April 1, 2024 – June 30, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: January 1, 2024 – March 31, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: October 1, 2023 – December 31, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: July 1, 2023 – September 30, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: April 1, 2023 – June 30, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: January 1, 2023 – March 31, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: April 1, 2022 – June 30, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: January 1, 2022 – March 31, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 1 — URGENTUnresolved
Exceeded the Maximum Contaminant Level (single sample)
When: July 1, 2021 – September 30, 2021Enforcement: Formal — state order issuedVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Montezuma, Indiana tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 36 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Montezuma's water?
1 contaminants were tested in Montezuma's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Montezuma have any water quality violations?
Yes, Montezuma has 36 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 19 of these are health-based violations, which are the most serious category.
Do I need a water filter in Montezuma?
Montezuma water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Montezuma's tap water come from?
Montezuma's drinking water is sourced from groundwater and supplied by MONTEZUMA MUNICIPAL UTILITY. The system serves approximately 1,022 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Montezuma's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Montezuma's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Montezuma's water compare to other cities in Indiana?
Montezuma's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Montezuma's water quality?
If you have concerns about Montezuma's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (MONTEZUMA MUNICIPAL UTILITY) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.