Washoe County, Nevada
SDWIS compliance plate
Sheet NV031 · Washoe County 72 sys · 6,370 viol · #143/3254
VIOL-SEVERE · HEALTH-LOW · RANK-TOP · ABOVE-PEER · PFAS-HIGH · SRC-GW · SYS-MID · BOOK-FULL
- VIOL-SEVERE 88.9% flagged
- HEALTH-LOW 13.6% health
- RANK-TOP #143/3254
- ABOVE-PEER +1.4 pp
- PFAS-HIGH 50.0% detect
- SRC-GW GW lead 94%
- SYS-MID 72 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Nye County ( -1.4 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Washoe County ranks #143 of 3,254 counties by people served, and #2 of 17 counties in Nevada. See methodology · corpus placement.
Washoe County standing, lower-flagged corpus third
Flagged-system rate 88.9% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 13.6% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #143 of 3,254 · #2 of 17 in Nevada.
Flagged-rate neighbourhood around Washoe County
Lowest/highest poles plus in-state counties nearest Washoe County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
Compare beyond Nevada
Lower-flagged peers for Washoe County
Cross-state counties nearest Washoe County on flagged-system share (88.9%) and cumulative violation count (6,370). 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.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
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.