D23/100
Diamond City Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,290 residents · Arkansas
What's In Diamond City's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: May 1, 2021 – July 30, 2021Rule: Total Coliform 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
DIAMOND CITY WATER
Population Served
1,290
Water Source
Purchased Surface Water
System ID
AR0000061
Frequently Asked Questions About Diamond City Water
Is Diamond City tap water safe to drink?
Diamond City, Arkansas tap water receives a grade of D (23/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 30 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Diamond City's water?
Of the 1 contaminants tested in Diamond City'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 Diamond City have any water quality violations?
Yes, Diamond City has 30 EPA violation(s) on record, with the most recent in 2021. Violation types include RPT, TT, Other. 11 of these are health-based violations, which are the most serious category.
Do I need a water filter in Diamond City?
Diamond City 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 Diamond City's tap water come from?
Diamond City's drinking water is sourced from purchased surface water and supplied by DIAMOND CITY WATER. The system serves approximately 1,290 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Diamond City'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. Diamond City'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 Diamond City's water compare to other cities in Arkansas?
Diamond City's water quality score of 23/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Arkansas state page to see how all cities in the state compare.
What should I do if I'm concerned about Diamond City's water quality?
If you have concerns about Diamond City'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 (DIAMOND CITY WATER) 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.