PlainWater

Cayey Municipio, Puerto Rico

SDWIS compliance plate

Sheet PR035 · Cayey Municipio 9 sys · 1,815 viol · #810/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 14.5% health
  • RANK-UPPER #810/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 100.0% detect
  • SRC-GW GW lead 56%
  • SYS-TINY 9 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, Cayey Municipio ranks #810 of 3,254 counties by people served, and #10 of 72 counties in Puerto Rico. See methodology · corpus placement.

Cayey 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 14.5% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 100.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #810 of 3,254 · #10 of 72 in Puerto Rico.

Flagged-rate neighbourhood around Cayey Municipio

Lowest/highest poles plus in-state counties nearest Cayey 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
Farallon 38,977 390 -
Cayey Urbano 18,185 438 Detected
Upr Cayey 2,613 399 Detected
Culebras 2,056 139 -
Vecinos Camino Luis Lebron Inc 192 275 -
Brisas del Torito 1 Inc. 166 27 -
Corporacion Acueducto Andalucia de Cayey 115 89 -
Asoc. Villa de Guavate 63 50 -
Asoc. Pro Bienestar Bo. Farallon 60 8 -

Compare beyond Puerto Rico

Mid-flagged peers for Cayey Municipio

Cross-state counties nearest Cayey Municipio on flagged-system share (100.0%) and cumulative violation count (1,815). 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.