A84/100
New Castle Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 19,880 residents · Indiana
What's In New Castle's Tap Water?
66
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2022 – December 19, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – January 31, 2022Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Violation related to Consumer Confidence Report
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2021 – August 31, 2021Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
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
Water Utility Details
NEW CASTLE UTILITIES
Population Served
19,880
Water Source
Groundwater
System ID
IN5233011
Frequently Asked Questions About New Castle Water
Is New Castle tap water safe to drink?
New Castle, Indiana tap water receives a grade of A (84/100), which is considered excellent. Out of 66 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in New Castle's water?
Of the 66 contaminants tested in New Castle's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does New Castle have any water quality violations?
Yes, New Castle has 9 EPA violation(s) on record, with the most recent in 2022. Violation types include MR, MON, Other. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in New Castle?
New Castle 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. 1 contaminant(s) exceed these stricter goals.
Where does New Castle's tap water come from?
New Castle's drinking water is sourced from groundwater and supplied by NEW CASTLE UTILITIES. The system serves approximately 19,880 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is New Castle'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. New Castle'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 New Castle's water compare to other cities in Indiana?
New Castle's water quality score of 84/100 earns a grade of A, which is considered excellent. This places New Castle among the better-performing water systems in Indiana. Visit our Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about New Castle's water quality?
If you have concerns about New Castle'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 (NEW CASTLE UTILITIES) 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.