Transient Non-Community Water System · PWS PR0004334
Ranchera
Operator location Yauco, Puerto Rico - 10% of 70 violations are health-based (middle-third health share (≤ 23%)); surface water source; 1,231 served per SDWIS.
- 1,231
- People served (this PWS)
- 70
- EPA violations (this PWS)
- 7
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Ranchera standing, mid SDWIS violation third
10% of 70 recorded violations are health-based - middle-third health share (≤ 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 10% is middle-third health share (≤ 23%). Population rank #17,588 of 29,740 among systems serving 500+.
The verdict
Ranchera lands in the middle third by violation volume (70), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 1,231 (mid served population (≤ 3,309)). Health-based share is 10% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #17,588 of 29,740
- Population · /systems
- #149 of 235
- Population · PR
- 70
- Total EPA violations on record
- 10%
- 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
- Transient Non-Community
- Owner Type
- Local
- Connections
- 461
- County
- Yauco Municipio
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 52
- Treatment Tech Violations
- 7
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | TT | 6 | 2005 |
| Consumer Confidence Rule | Other | 5 | 2022 |
| Surface Water Treatment Rule | MR | 5 | 2016 |
| Lead and Copper Rule | MR | 4 | 2016 |
| E. COLI | MR | 3 | 2018 |
| Fluoride | MR | 2 | 1984 |
| Selenium | MR | 2 | 1984 |
| Nitrate | MR | 2 | 1984 |
| Cadmium | MR | 2 | 1984 |
| Arsenic | MR | 2 | 1984 |
| Chromium | MR | 2 | 1984 |
| Mercury | MR | 2 | 1984 |
| Barium | MR | 2 | 1984 |
| 1,2,4-Trichlorobenzene | MR | 1 | 1998 |
| cis-1,2-Dichloroethylene | MR | 1 | 1998 |
| DICHLOROMETHANE | MR | 1 | 1998 |
| o-Dichlorobenzene | MR | 1 | 1998 |
| p-Dichlorobenzene | MR | 1 | 1998 |
| Vinyl chloride | MR | 1 | 1998 |
| 1,1-Dichloroethylene | MR | 1 | 1998 |
| 1,1,1-Trichloroethane | MR | 1 | 1998 |
| Carbon tetrachloride | MR | 1 | 1998 |
| 1,2-Dichloropropane | MR | 1 | 1998 |
| 1,1,2-Trichloroethane | MR | 1 | 1998 |
| Tetrachloroethylene | MR | 1 | 1998 |
| Benzene | MR | 1 | 1998 |
| Ethylbenzene | MR | 1 | 1998 |
| Styrene | MR | 1 | 1998 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1980 |
| trans-1,2-Dichloroethylene | MR | 1 | 1998 |
Violation Count vs. the National Corpus
Ranchera has 70 recorded EPA violations, 65% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 35% carry more. 10% of this system's own violations are health-based (7 of 70), and it ranks #17,588 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)
70 Around the middle fewer violations than 35% 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 Ranchera
7 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for PR0004334.
Sources: EPA SDWIS
Nationwide peers
70 violations · 1,231 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 Ranchera
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Puerto Rico compares on the same EPA violation measures. Puerto Rico 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.