Community Water System · PWS AZ0401704
Petrified Forest Np
Operator location Petrified Forest, Arizona - 2% of 54 violations are health-based (middle-third health share (≤ 23%)); groundwater source; 1,742 served per SDWIS.
- 1,742
- People served (this PWS)
- 54
- EPA violations (this PWS)
- 1
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Petrified Forest Np standing, mid SDWIS violation third
2% of 54 recorded violations are health-based - middle-third health share (≤ 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 2% is middle-third health share (≤ 23%). Population rank #14,728 of 29,740 among systems serving 500+.
The verdict
Petrified Forest Np lands in the middle third by violation volume (54), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 1,742 (mid served population (≤ 3,309)). Health-based share is 2% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #14,728 of 29,740
- Population · /systems
- #208 of 413
- Population · AZ
- 54
- Total EPA violations on record
- 2%
- 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
- Federal
- Connections
- 58
- County
- Apache
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 43
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 12 | 2023 |
| Lead and Copper Rule | MR | 10 | 2023 |
| Public Notice | Other | 6 | 2024 |
| Consumer Confidence Rule | Other | 2 | 2023 |
| Arsenic | MR | 1 | 1989 |
| TTHM | MR | 1 | 2025 |
| Cadmium | MR | 1 | 1989 |
| cis-1,2-Dichloroethylene | MR | 1 | 1987 |
| o-Dichlorobenzene | MR | 1 | 1987 |
| Barium | MR | 1 | 1989 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2025 |
| 1,1,2-Trichloroethane | MR | 1 | 1987 |
| Toluene | MR | 1 | 1987 |
| Styrene | MR | 1 | 1987 |
| Nitrate | MR | 1 | 1989 |
| CHLOROBENZENE | MR | 1 | 1987 |
| trans-1,2-Dichloroethylene | MR | 1 | 1987 |
| Mercury | MR | 1 | 1989 |
| 1,2-Dichloropropane | MR | 1 | 1987 |
| Tetrachloroethylene | MR | 1 | 1987 |
| Chromium | MR | 1 | 1989 |
| DICHLOROMETHANE | MR | 1 | 1987 |
| Fluoride | MR | 1 | 1989 |
| Selenium | MR | 1 | 1989 |
| Chromium | MCL | 1 | 1981 |
| Ethylbenzene | MR | 1 | 1987 |
Violation Count vs. the National Corpus
Petrified Forest Np has 54 recorded EPA violations, 59% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 41% carry more. 2% of this system's own violations are health-based (1 of 54), and it ranks #14,728 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)
54 Around the middle fewer violations than 41% 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
Health-based violations on Petrified Forest Np
1 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for AZ0401704.
Sources: EPA SDWIS · Arizona DEQ, Drinking Water Program
Nationwide peers
54 violations · 1,742 served: nearest cross-state SDWIS matches.
Cross-state systems near this violation count
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Petrified Forest Np
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Arizona compares on the same EPA violation measures. Arizona 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.