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County profile · EPA SDWIS + UCMR5

Vega Baja Municipio, Puerto Rico

9 SDWIS-listed public water systems serve 51,647 people in Vega Baja Municipio. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

9
SDWIS water systems Smaller third of counties
1,557
Total violations Middle third of counties
88.9%
SDWIS systems w/ a violation Lower third of counties
100.0%
UCMR5 PFAS rate (2 tested) Upper third of counties with tests

SDWIS compliance plate

Sheet PR145 · Vega Baja Municipio 9 sys · 1,557 viol · #936/3254

VIOL-SEVERE · HEALTH-LOW · RANK-UPPER · BELOW-PEER · PFAS-HIGH · SRC-GW · SYS-TINY · BOOK-FULL

  • VIOL-SEVERE 88.9% flagged
  • HEALTH-LOW 9.1% health
  • RANK-UPPER #936/3254
  • BELOW-PEER 6.8 pp cleaner
  • PFAS-HIGH 100.0% detect
  • SRC-GW GW lead 56%
  • SYS-TINY 9 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Caguas Municipio (+ 6.8 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Vega Baja Municipio ranks #936 of 3,254 counties by people served, and #12 of 72 counties in Puerto Rico. See methodology · corpus placement.

Vega Baja Municipio standing, lower-flagged corpus third

Flagged-system rate 88.9% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 9.1% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 100.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #936 of 3,254 · #12 of 72 in Puerto Rico.

Flagged-rate neighbourhood around Vega Baja Municipio

Lowest/highest poles plus in-state counties nearest Vega Baja Municipio on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Vega Baja Muni · this county · lowest San Juan Munic · near 88.9% 95.7% 100% 100% 100% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Vega Baja Urbano 26,660 647 Detected
Alturas 6,242 53 -
Quebrada Arenas 4,451 0 -
Almirante Norte 4,285 163 -
Pugnado 3,556 156 Detected
Almirante Sur 2,873 153 -
Ciudad Real 1,805 22 -
Viatris Pharmaceuticals LLC 1,500 4 -
Euro Caribe Packing Company 275 359 -

Compare beyond Puerto Rico

Lower-flagged peers for Vega Baja Municipio

Cross-state counties nearest Vega Baja Municipio on flagged-system share (88.9%) and cumulative violation count (1,557). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.