PlainWater

Dillingham Census Area, Alaska

SDWIS compliance plate

Sheet AK070 · Dillingham Census Area 24 sys · 10,869 viol · #2624/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 1.6% health
  • RANK-BOTTOM #2624/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 92%
  • SYS-SMALL 24 systems
  • BOOK-MOST 6/7 fields

Nearest flagged-rate peer: Anchorage Municipality (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Dillingham Census Area ranks #2,624 of 3,254 counties by people served, and #19 of 26 counties in Alaska. See methodology · corpus placement.

Dillingham Census Area 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 1.6% is health-based share at or below the lower third (≤ 10.3%) . No UCMR5 tests in this extract for Dillingham Census Area . Population served ranks #2,624 of 3,254 · #19 of 26 in Alaska.

Flagged-rate neighbourhood around Dillingham Census Area

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

0% 20% 40% 60% 80% 100% North Slope Bo · lowest Anchorage Muni · near Kodiak Island · near 92.3% 100% 100% 100% 100% 100% 100%

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

Water Systems

Compare beyond Alaska

Mid-flagged peers for Dillingham Census Area

Cross-state counties nearest Dillingham Census Area on flagged-system share (100.0%) and cumulative violation count (10,869). 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.