PlainWater

Richmond County, New York

SDWIS compliance plate

Sheet NY085 · Richmond County 1 sys · 47 viol · #2/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 40.4% health
  • RANK-TOP #2/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-SW SW lead 100%
  • SYS-TINY 1 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Richmond County ranks #2 of 3,254 counties by people served, and #1 of 58 counties in New York. See methodology · corpus placement.

Richmond 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 40.4% 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 of 3,254 · #1 of 58 in New York.

Flagged-rate neighbourhood around Richmond County

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

0% 20% 40% 60% 80% 100% Niagara · lowest Greene · near Cortland · highest 38.1% 99.2% 99.5% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
New York City System 8,271,000 47 Clean

Compare beyond New York

Mid-flagged peers for Richmond County

Cross-state counties nearest Richmond County on flagged-system share (100.0%) and cumulative violation count (47). In-state neighbours stay on the compliance plate above.

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.