PlainWater

Ciales Municipio, Puerto Rico

SDWIS compliance plate

Sheet PR039 · Ciales Municipio 5 sys · 1,406 viol · #2122/3254

VIOL-SEVERE · HEALTH-MID · RANK-LOWER · PHOTO-FINISH · PFAS-CLEAN · SRC-SW · SYS-TINY · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 25.5% health
  • RANK-LOWER #2122/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-SW SW lead 80%
  • SYS-TINY 5 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: San Juan Municipio (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Ciales Municipio ranks #2,122 of 3,254 counties by people served, and #50 of 72 counties in Puerto Rico. See methodology · corpus placement.

Ciales Municipio standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 25.5% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #2,122 of 3,254 · #50 of 72 in Puerto Rico.

Flagged-rate neighbourhood around Ciales Municipio

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

0% 20% 40% 60% 80% 100% Vega Baja Muni · lowest San Juan Munic · near Rincon Municip · near 88.9% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Ciales Urbano 4,563 264 Clean
Jaguas Pozas 4,563 146 Clean
Fronton 2,862 383 -
Las Delicias 1,023 170 -
Acued. Comunal Pozo Azul, Corp. 305 443 -

Compare beyond Puerto Rico

Mid-flagged peers for Ciales Municipio

Cross-state counties nearest Ciales Municipio on flagged-system share (100.0%) and cumulative violation count (1,406). 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. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.