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County profile · EPA SDWIS + UCMR5

Chaves County, New Mexico

15 SDWIS-listed public water systems serve 64,059 people in Chaves County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

15
SDWIS water systems Middle third of counties
1,075
Total violations Middle third of counties
100.0%
SDWIS systems w/ a violation Middle third of counties
0.0%
UCMR5 PFAS rate (2 tested) Lower third of counties with tests

SDWIS compliance plate

Sheet NM005 · Chaves County 15 sys · 1,075 viol · #802/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 17.5% health
  • RANK-UPPER #802/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 15 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Dona Ana County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Chaves County ranks #802 of 3,254 counties by people served, and #9 of 33 counties in New Mexico. See methodology · corpus placement.

Chaves County 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 17.5% is health-based share in the middle 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 #802 of 3,254 · #9 of 33 in New Mexico.

Flagged-rate neighbourhood around Chaves County

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

0% 20% 40% 60% 80% 100% Colfax · lowest Harding · highest Santa Fe · near Otero · near 63.5% 100% 100% 100% 100% 100% 100%

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

Water Systems

Compare beyond New Mexico

Mid-flagged peers for Chaves County

Cross-state counties nearest Chaves County on flagged-system share (100.0%) and cumulative violation count (1,075). 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.