Prairie County, Montana
SDWIS compliance plate
Sheet MT079 · Prairie County 7 sys · 1,532 viol · #3210/3254
VIOL-SEVERE · HEALTH-LOW · RANK-BOTTOM · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-TINY · BOOK-MOST
- VIOL-SEVERE 100.0% flagged
- HEALTH-LOW 2.0% health
- RANK-BOTTOM #3210/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-NONE No UCMR5 set
- SRC-GW GW lead 100%
- SYS-TINY 7 systems
- BOOK-MOST 6/7 fields
Nearest flagged-rate peer: Silver Bow County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Prairie County ranks #3,210 of 3,254 counties by people served, and #54 of 56 counties in Montana. See methodology · corpus placement.
Prairie 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 2.0% is health-based share at or below the lower third (≤ 10.3%) . No UCMR5 tests in this extract for Prairie County . Population served ranks #3,210 of 3,254 · #54 of 56 in Montana.
Flagged-rate neighbourhood around Prairie County
Lowest/highest poles plus in-state counties nearest Prairie County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Terry High School District No 5 | 133 | 83 | - |
| Terry Downtown Wua | 115 | 77 | - |
| Prairie Community Hospital | 80 | 302 | - |
| Diamond Motel and Campground LLC | 62 | 39 | - |
| Fallon Water Well Association | 47 | 452 | - |
| Bolin Elementary School Dist 5 | 45 | 487 | - |
| M & D Sprinklers | 41 | 92 | - |
Compare beyond Montana
Mid-flagged peers for Prairie County
Cross-state counties nearest Prairie County on flagged-system share (100.0%) and cumulative violation count (1,532). 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.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
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.