Sweet Grass County, Montana
SDWIS compliance plate
Sheet MT097 · Sweet Grass County 15 sys · 1,071 viol · #2589/3254
VIOL-SEVERE · HEALTH-MID · RANK-LOWER · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-SMALL · BOOK-MOST
- VIOL-SEVERE 100.0% flagged
- HEALTH-MID 24.6% health
- RANK-LOWER #2589/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-NONE No UCMR5 set
- SRC-GW GW lead 93%
- SYS-SMALL 15 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, Sweet Grass County ranks #2,589 of 3,254 counties by people served, and #29 of 56 counties in Montana. See methodology · corpus placement.
Sweet Grass 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 24.6% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Sweet Grass County . Population served ranks #2,589 of 3,254 · #29 of 56 in Montana.
Flagged-rate neighbourhood around Sweet Grass County
Lowest/highest poles plus in-state counties nearest Sweet Grass County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Greycliff Rest Area Eastbound | 2,500 | 119 | - |
| Big Timber City Of | 1,650 | 108 | - |
| Greycliff Rest Area Westbound | 1,000 | 61 | - |
| Big Timber KOA | 600 | 100 | - |
| Stillwater East Boulder | 380 | 8 | - |
| Town Pump 1033 Big Timber # 2 | 318 | 105 | - |
| Clydehurst Christian Ranch | 175 | 48 | - |
| Camp on the Boulder | 150 | 213 | - |
| Greycliff Mill | 150 | 6 | - |
| Lazy K Bar Ranch | 69 | 11 | - |
| Spring Creek Cg and Trout Ranch | 64 | 83 | - |
| Town Pump Big Timber Super 8 | 63 | 43 | - |
| Strobel Trailer Court | 60 | 10 | - |
| Camp Mimanagish | 50 | 87 | - |
| Cottonwood Estates | 50 | 69 | - |
Compare beyond Montana
Mid-flagged peers for Sweet Grass County
Cross-state counties nearest Sweet Grass County on flagged-system share (100.0%) and cumulative violation count (1,071). 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.