PlainWater

Rolette County, North Dakota

SDWIS compliance plate

Sheet ND079 · Rolette County 8 sys · 271 viol · #2917/3254

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

  • VIOL-SEVERE 87.5% flagged
  • HEALTH-LOW 18.8% health
  • RANK-BOTTOM #2917/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-TINY 8 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Rolette County ranks #2,917 of 3,254 counties by people served, and #26 of 52 counties in North Dakota. See methodology · corpus placement.

Rolette County standing, lower-flagged corpus third

Flagged-system rate 87.5% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 18.8% is health-based share in the middle third (≤ 24.5%) . No UCMR5 tests in this extract for Rolette County . Population served ranks #2,917 of 3,254 · #26 of 52 in North Dakota.

Flagged-rate neighbourhood around Rolette County

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

0% 20% 40% 60% 80% 100% Morton · lowest Rolette · this county Dickey · near Slope · highest 61.5% 83.3% 87.5% 87.5% 87.5% 88.9% 100%

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

Water Systems

System Name Population Violations PFAS
Rolla City Of 1,280 20 -
Dunseith City Of 773 38 -
All Seasons WD-System IV 670 0 -
Rolette City Of 484 27 -
St John City Of 341 36 -
Legacy Co-Op 150 75 -
Border Lounge 30 23 -
International Peace Garden 25 52 -

Compare beyond North Dakota

Lower-flagged peers for Rolette County

Cross-state counties nearest Rolette County on flagged-system share (87.5%) and cumulative violation count (271). 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.