Community Water System · PWS AZ0413105
Cottonwood Municipal Water Vv3
Operator location Cottonwood, Arizona - upper-third violation load (> 74 violations) with 295 EPA violations; groundwater source; 1,458 served (PWS-level, not municipal population).
- 1,458
- People served (this PWS)
- 295
- EPA violations (this PWS)
- 49
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Cottonwood Municipal Water Vv3 standing, high SDWIS violation third
295 EPA SDWIS violations on record - upper-third violation load (> 74 violations). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 17% is middle-third health share (≤ 23%). Population rank #16,243 of 29,740 among systems serving 500+.
The verdict
Cottonwood Municipal Water Vv3 sits in the upper third of the sitemap cohort by violation count (295), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,458 (mid served population (≤ 3,309)). Health-based share is 17% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #16,243 of 29,740
- Population · /systems
- #230 of 413
- Population · AZ
- 295
- Total EPA violations on record
- 17%
- 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
- Private
- Connections
- 634
- County
- Yavapai
- School/Daycare
- No
- MCL Violations
- 49
- Monitoring Violations
- 225
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 46 | 2010 |
| Pentachlorophenol | MR | 23 | 2004 |
| Cadmium | MR | 22 | 2003 |
| Chlorine | MR | 20 | 2015 |
| Arsenic | MR | 20 | 2018 |
| Consumer Confidence Rule | Other | 10 | 2014 |
| Coliform (TCR) | MR | 6 | 2014 |
| Nitrate | MR | 5 | 2005 |
| Lead and Copper Rule | MR | 4 | 2005 |
| Xylenes, Total | MR | 3 | 2002 |
| 1,2,4-Trichlorobenzene | MR | 3 | 2002 |
| Di(2-ethylhexyl) phthalate | MR | 2 | 1998 |
| Picloram | MR | 2 | 1998 |
| Dinoseb | MR | 2 | 1998 |
| Hexachlorocyclopentadiene | MR | 2 | 1998 |
| Carbofuran | MR | 2 | 1998 |
| Atrazine | MR | 2 | 1998 |
| 2,3,7,8-TCDD | MR | 2 | 1998 |
| Heptachlor | MR | 2 | 1998 |
| Thallium, Total | MR | 2 | 1998 |
| 2,4-D | MR | 2 | 1998 |
| HEXACHLOROBENZENE | MR | 2 | 1998 |
| Total Polychlorinated Biphenyls (PCB) | MR | 2 | 1998 |
| ETHYLENE DIBROMIDE | MR | 2 | 1998 |
| Chlordane | MR | 2 | 1998 |
| Endrin | MR | 2 | 1998 |
| BHC-GAMMA | MR | 2 | 1998 |
| Methoxychlor | MR | 2 | 1998 |
| Diquat | MR | 2 | 1998 |
| Endothall | MR | 2 | 1998 |
Violation Count vs. the National Corpus
Cottonwood Municipal Water Vv3 has 295 recorded EPA violations, 91% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 9% carry more. 17% of this system's own violations are health-based (49 of 295), and it ranks #16,243 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)
295 Higher than most more violations than 91% 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
SDWIS compliance record for Cottonwood Municipal Water Vv3
295 violations on record for AZ0413105; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.
Sources: EPA SDWIS · Arizona DEQ, Drinking Water Program
Nationwide peers
295 violations · 1,458 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 near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Cottonwood Municipal Water Vv3
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.