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County profile · EPA SDWIS + UCMR5

Nevada County, Arkansas

3 SDWIS-listed public water systems serve 5,680 people in Nevada County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

3
SDWIS water systems Smaller third of counties
156
Total violations Lower third of counties
100.0%
SDWIS systems w/ a violation Middle third of counties
0.0%
UCMR5 PFAS rate (1 tested) Lower third of counties with tests

SDWIS compliance plate

Sheet AR099 · Nevada County 3 sys · 156 viol · #2734/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-BOTTOM · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-TINY · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 57.7% health
  • RANK-BOTTOM #2734/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 67%
  • SYS-TINY 3 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Nevada County ranks #2,734 of 3,254 counties by people served, and #69 of 75 counties in Arkansas. See methodology · corpus placement.

Nevada 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 57.7% 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 #2,734 of 3,254 · #69 of 75 in Arkansas.

Flagged-rate neighbourhood around Nevada County

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

0% 20% 40% 60% 80% 100% Pulaski · lowest Madison · highest Pope · near Mississippi · near 74.2% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Prescott Waterworks 4,500 72 Clean
Rosston Water Department 750 27 -
Willisville Waterworks 430 57 -

Compare beyond Arkansas

Mid-flagged peers for Nevada County

Cross-state counties nearest Nevada County on flagged-system share (100.0%) and cumulative violation count (156). 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.