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County profile · EPA SDWIS + UCMR5

Hempstead County, Arkansas

13 SDWIS-listed public water systems serve 18,181 people in Hempstead County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

13
SDWIS water systems Middle third of counties
936
Total violations Middle third of counties
92.3%
SDWIS systems w/ a violation Lower third of counties
0.0%
UCMR5 PFAS rate (2 tested) Lower third of counties with tests

SDWIS compliance plate

Sheet AR057 · Hempstead County 13 sys · 936 viol · #1858/3254

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

  • VIOL-SEVERE 92.3% flagged
  • HEALTH-HIGH 46.7% health
  • RANK-MID #1858/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-SW SW lead 54%
  • SYS-SMALL 13 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Hempstead County ranks #1,858 of 3,254 counties by people served, and #38 of 75 counties in Arkansas. See methodology · corpus placement.

Hempstead County standing, lower-flagged corpus third

Flagged-system rate 92.3% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 46.7% 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 #1,858 of 3,254 · #38 of 75 in Arkansas.

Flagged-rate neighbourhood around Hempstead County

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

0% 20% 40% 60% 80% 100% Pulaski · lowest Craighead · near Jefferson · near Madison · highest 74.2% 92.3% 92.3% 92.9% 92.9% 92.9% 100%

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

Water Systems

Compare beyond Arkansas

Lower-flagged peers for Hempstead County

Cross-state counties nearest Hempstead County on flagged-system share (92.3%) and cumulative violation count (936). 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.