Marshall County, Illinois
SDWIS compliance plate
Sheet IL123 · Marshall County 25 sys · 1,633 viol · #2316/3254
VIOL-SEVERE · HEALTH-MID · RANK-LOWER · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-SMALL · BOOK-MOST
- VIOL-SEVERE 84.0% flagged
- HEALTH-MID 35.5% health
- RANK-LOWER #2316/3254
- PHOTO-FINISH ±0.0 pp
- PFAS-NONE No UCMR5 set
- SRC-GW GW lead 100%
- SYS-SMALL 25 systems
- BOOK-MOST 6/7 fields
Nearest flagged-rate peer: Macon County (+ 0 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Marshall County ranks #2,316 of 3,254 counties by people served, and #83 of 102 counties in Illinois. See methodology · corpus placement.
Marshall County standing, lower-flagged corpus third
Flagged-system rate 84.0% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 35.5% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Marshall County . Population served ranks #2,316 of 3,254 · #83 of 102 in Illinois.
Flagged-rate neighbourhood around Marshall County
Lowest/highest poles plus in-state counties nearest Marshall County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Henry | 2,230 | 63 | - |
| Lacon | 1,878 | 15 | - |
| Toluca | 1,348 | 79 | - |
| Prairie Path Water Company-Lake Wildwood | 1,295 | 12 | - |
| Wenona | 974 | 136 | - |
| Hopewell | 420 | 381 | - |
| Midland High School | 410 | 314 | - |
| Sparland | 358 | 47 | - |
| Varna | 342 | 95 | - |
| Dg Partners | 302 | 0 | - |
| Camp Grove | 146 | 84 | - |
| Mexichem Speciality Resins (Orbia Polyme | 100 | 77 | - |
| Tanners Orchard 750 Ft Well | 100 | 1 | - |
| Tanners Orchard Hauled Water | 100 | 0 | - |
| La Rose | 96 | 18 | - |
| Autumn Ridge Estates | 68 | 148 | - |
| Tanners Orchard | 60 | 4 | - |
| Great Oaks Camp | 50 | 27 | - |
| Marshall State Fish & Wildlife (3707) | 50 | 13 | - |
| Tall Oaks Country Club | 25 | 28 | - |
| Timber Ridge Golf Club | 25 | 27 | - |
| Marshall Co Sportsmens Club (6940) | 25 | 55 | - |
| Marshall Co Sportsmens Club (118760) | 25 | 9 | - |
| Toluca Supermarket | 25 | 0 | - |
| Lacon Fitness and Tan | 25 | 0 | - |
Compare beyond Illinois
Lower-flagged peers for Marshall County
Cross-state counties nearest Marshall County on flagged-system share (84.0%) and cumulative violation count (1,633). 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.