PlainWater

Yates County, New York

SDWIS compliance plate

Sheet NY123 · Yates County 68 sys · 4,519 viol · #1783/3254

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

  • VIOL-SEVERE 98.5% flagged
  • HEALTH-LOW 4.4% health
  • RANK-MID #1783/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 100.0% detect
  • SRC-GW GW lead 63%
  • SYS-MID 68 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Yates County ranks #1,783 of 3,254 counties by people served, and #55 of 58 counties in New York. See methodology · corpus placement.

Yates County standing, mid-flagged corpus third

Flagged-system rate 98.5% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 4.4% 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 #1,783 of 3,254 · #55 of 58 in New York.

Flagged-rate neighbourhood around Yates County

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

0% 20% 40% 60% 80% 100% Niagara · lowest Yates · this county Sullivan · near Cortland · highest 38.1% 98.4% 98.5% 98.6% 98.6% 98.6% 100%

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

Water Systems

Compare beyond New York

Mid-flagged peers for Yates County

Cross-state counties nearest Yates County on flagged-system share (98.5%) and cumulative violation count (4,519). 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.