D23/100
Holly Springs Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 51,947 residents · North Carolina
What's In Holly Springs's Tap Water?
69
Contaminants Tested
2
Exceed EPA Limits
2
Above EPA Goals
4 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.010 µg/L | 0.004 µg/L | Over Limit |
PFOA | 0.006 µg/L | 0.004 µg/L | Over Limit |
chlorate | 400.00 µg/L | — | Above Goal |
1,4-dioxane | 5.60 µg/L | — | Above Goal |
EPA Violation History
3
Violations (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: February 11, 2024 – February 15, 2024Rule: Total Coliform RuleEnforcement: Formal — state order issued
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – February 20, 2024Rule: Ground Water RuleEnforcement: Formal — state order issued
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 11, 2022 – January 12, 2022Rule: Total Coliform RuleEnforcement: Formal — state order issued
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
HOLLY SPRINGS, TOWN OF
Population Served
51,947
Water Source
Purchased Surface Water
System ID
NC0392050
Frequently Asked Questions About Holly Springs Water
Is Holly Springs tap water safe to drink?
Holly Springs, North Carolina tap water receives a grade of D (23/100), which is considered poor. 2 contaminant(s) exceed EPA maximum contaminant levels and 39 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Holly Springs's water?
Of the 69 contaminants tested in Holly Springs's water supply, the most notable include PFOS, PFOA, chlorate, 1,4-dioxane. 2 contaminant(s) exceed EPA legal limits (MCLs). 4 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Holly Springs have any water quality violations?
Yes, Holly Springs has 39 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, MR, Other. 4 of these are health-based violations, which are the most serious category.
Do I need a water filter in Holly Springs?
Based on EPA data, using a water filter in Holly Springs is recommended. 2 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Holly Springs's tap water come from?
Holly Springs's drinking water is sourced from purchased surface water and supplied by HOLLY SPRINGS, TOWN OF. The system serves approximately 51,947 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Holly Springs'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. Holly Springs'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 Holly Springs's water compare to other cities in North Carolina?
Holly Springs'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 North Carolina state page to see how all cities in the state compare.
What should I do if I'm concerned about Holly Springs's water quality?
If you have concerns about Holly Springs'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 (HOLLY SPRINGS, TOWN OF) 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.