Community Water System · PWS NC0138101
Town of Fontana Dam
Operator location Fontana Dam, North Carolina - smaller served population (≤ 999) at 950 people served; 119 SDWIS violations on record from surface water sources.
- 950
- People served (this PWS)
- 119
- EPA violations (this PWS)
- 14
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Town of Fontana Dam standing, high SDWIS violation third
950 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 12% is middle-third health share (≤ 23%). Population rank #20,400 of 29,740 among systems serving 500+.
The verdict
Town of Fontana Dam sits in the upper third of the sitemap cohort by violation count (119), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is smaller (950; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 12% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #20,400 of 29,740
- Population · /systems
- #486 of 713
- Population · NC
- 119
- Total EPA violations on record
- 12%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 165
- County
- Graham
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 102
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | TT | 10 | 2014 |
| Endrin | MR | 8 | 1987 |
| Fluoride | MR | 5 | 1991 |
| Nickel | MR | 5 | 1991 |
| Selenium | MR | 5 | 1991 |
| CYANIDE | MR | 5 | 1991 |
| Cadmium | MR | 5 | 1991 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2007 |
| Chlorine | MR | 5 | 2017 |
| Arsenic | MR | 5 | 1991 |
| Chromium | MR | 5 | 1991 |
| Thallium, Total | MR | 5 | 1991 |
| Antimony, Total | MR | 5 | 1991 |
| Mercury | MR | 5 | 1991 |
| Barium | MR | 5 | 1991 |
| Beryllium, Total | MR | 5 | 1991 |
| Revised Total Coliform Rule | MON | 5 | 2017 |
| TTHM | MR | 5 | 2007 |
| Interim Enhanced Surface Water Treatment Rule | TT | 4 | 2013 |
| 2,4-D | MR | 3 | 1987 |
| Methoxychlor | MR | 3 | 1987 |
| BHC-GAMMA | MR | 3 | 1987 |
| Toxaphene | MR | 3 | 1987 |
| Consumer Confidence Rule | Other | 3 | 1999 |
| 2,4,5-TP | MR | 2 | 1987 |
Violation Count vs. the National Corpus
Town of Fontana Dam has 119 recorded EPA violations, 77% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 23% carry more. 12% of this system's own violations are health-based (14 of 119), and it ranks #20,400 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
119 Higher than most more violations than 77% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Population served record for Town of Fontana Dam
EPA SDWIS lists 950 people served and 165 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.
Sources: EPA SDWIS · North Carolina DEQ, Public Water Supply Section
Nationwide peers
119 violations · 950 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems with smaller service footprints
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Town of Fontana Dam
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in North Carolina compares on the same EPA violation measures. North Carolina systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.