Perry County, Illinois
SDWIS compliance plate
Sheet IL145 · Perry County 10 sys · 450 viol · #1820/3254
VIOL-SEVERE · HEALTH-MID · RANK-MID · PHOTO-FINISH · PFAS-HIGH · SRC-SW · SYS-SMALL · BOOK-FULL
- VIOL-SEVERE 70.0% flagged
- HEALTH-MID 41.6% health
- RANK-MID #1820/3254
- PHOTO-FINISH ±0.4 pp
- PFAS-HIGH 50.0% detect
- SRC-SW SW lead 70%
- SYS-SMALL 10 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Lake County (+ 0.4 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Perry County ranks #1,820 of 3,254 counties by people served, and #57 of 102 counties in Illinois. See methodology · corpus placement.
Perry County standing, lower-flagged corpus third
Flagged-system rate 70.0% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 41.6% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,820 of 3,254 · #57 of 102 in Illinois.
Flagged-rate neighbourhood around Perry County
Lowest/highest poles plus in-state counties nearest Perry County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| Duquoin | 7,169 | 55 | Detected |
| Pinckneyville | 5,804 | 169 | Clean |
| Pinckneyville Correctional Center | 2,470 | 0 | - |
| Tamaroa | 2,197 | 4 | - |
| Willisville | 799 | 61 | - |
| Cutler | 463 | 143 | - |
| Crossroads MHP | 53 | 0 | - |
| Miller Campground | 40 | 6 | - |
| Wal-Mart Supercenter 0252 | 25 | 0 | - |
| Ice House Duquoin | 25 | 12 | - |
Compare beyond Illinois
Lower-flagged peers for Perry County
Cross-state counties nearest Perry County on flagged-system share (70.0%) and cumulative violation count (450). 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.