PlainWater

County profile · EPA SDWIS + UCMR5

Butler County, Nebraska

15 SDWIS-listed public water systems serve 5,169 people in Butler County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

15
SDWIS water systems Middle third of counties
672
Total violations Lower third of counties
93.3%
SDWIS systems w/ a violation Middle third of counties
-
UCMR5 PFAS (none tested) No UCMR5 tests

SDWIS compliance plate

Sheet NE023 · Butler County 15 sys · 672 viol · #2779/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-BOTTOM · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-SMALL · BOOK-MOST

  • VIOL-SEVERE 93.3% flagged
  • HEALTH-HIGH 64.0% health
  • RANK-BOTTOM #2779/3254
  • PHOTO-FINISH ±0.3 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-SMALL 15 systems
  • BOOK-MOST 6/7 fields

Nearest flagged-rate peer: Buffalo County ( -0.3 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Butler County ranks #2,779 of 3,254 counties by people served, and #42 of 93 counties in Nebraska. See methodology · corpus placement.

Butler County standing, mid-flagged corpus third

Flagged-system rate 93.3% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 64.0% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Butler County . Population served ranks #2,779 of 3,254 · #42 of 93 in Nebraska.

Flagged-rate neighbourhood around Butler County

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

0% 20% 40% 60% 80% 100% Kimball · lowest Butler · this county Holt · near Blaine · highest 57.1% 93% 93.3% 93.8% 93.8% 94.1% 100%

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

Water Systems

Compare beyond Nebraska

Mid-flagged peers for Butler County

Cross-state counties nearest Butler County on flagged-system share (93.3%) and cumulative violation count (672). 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.