PlainWater

County NN045 County, Navajo Nation

SDWIS compliance plate

Sheet NN045 · County NN045 County 19 sys · 2,250 viol · #1511/3254

VIOL-SEVERE · HEALTH-LOW · RANK-MID · GAP-SOLO · PFAS-CLEAN · SRC-GW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 5.8% health
  • RANK-MID #1511/3254
  • GAP-SOLO No peers
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 63%
  • SYS-SMALL 19 systems
  • BOOK-FULL 7/7 fields

According to EPA SDWIS county population served used on /counties, County NN045 County ranks #1,511 of 3,254 counties by people served, and #4 of 9 counties in Navajo Nation. See methodology · corpus placement.

County NN045 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 5.8% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,511 of 3,254 · #4 of 9 in Navajo Nation.

Water Systems

Compare beyond Navajo Nation

Mid-flagged peers for County NN045 County

Cross-state counties nearest County NN045 County on flagged-system share (100.0%) and cumulative violation count (2,250). 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.