PlainWater

Clinton County, Illinois

SDWIS compliance plate

Sheet IL027 · Clinton County 29 sys · 994 viol · #1239/3254

VIOL-SEVERE · HEALTH-MID · RANK-UPPER · PHOTO-FINISH · PFAS-MID · SRC-SW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 79.3% flagged
  • HEALTH-MID 23.3% health
  • RANK-UPPER #1239/3254
  • PHOTO-FINISH ±0.7 pp
  • PFAS-MID 33.3% detect
  • SRC-SW SW lead 79%
  • SYS-SMALL 29 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Kankakee County (+ 0.7 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Clinton County ranks #1,239 of 3,254 counties by people served, and #38 of 102 counties in Illinois. See methodology · corpus placement.

Clinton County standing, lower-flagged corpus third

Flagged-system rate 79.3% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 23.3% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 33.3% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #1,239 of 3,254 · #38 of 102 in Illinois.

Flagged-rate neighbourhood around Clinton County

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

0% 20% 40% 60% 80% 100% Sangamon · lowest Clinton · this county Moultrie · near Pulaski · highest 58.8% 78.3% 79.3% 80% 80% 80% 100%

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

Water Systems

System Name Population Violations PFAS
Breese 4,772 54 Clean
New Baden 4,178 15 Detected
Carlyle 3,373 75 Clean
Trenton 2,742 50 -
Aviston 2,545 81 -
Clinton County East Pwd 1,980 37 -
Carlyle North Water Company, Inc. 1,850 85 -
Carlyle Southwest Pwd 1,815 24 -
St Rose Pwd 1,688 124 -
Germantown 1,537 45 -
Centralia Correctional Site 1,397 6 -
Albers 1,231 76 -
Hoffman Rural Water Company 1,015 30 -
Beckemeyer 913 7 -
New Memphis Pwd 800 27 -
Bartelso 635 33 -
Keyesport 625 131 -
Damiansville 602 36 -
Hoffman 452 7 -
Hickory Shores Resort 50 25 -
Lakeside Camping Resort (122846) 25 16 -
Schnucks 733 25 0 -
Freshway Iga 25 0 -
Walmart Supercenter 0436 Carlyle 25 0 -
Twice the Ice Centralia 25 0 -
Polar Ice Carlyle 25 6 -
Walmart SC 1395 Centralia 25 0 -
161 Store It! 25 0 -
Gateway Regional Water Company 1 4 -

Compare beyond Illinois

Lower-flagged peers for Clinton County

Cross-state counties nearest Clinton County on flagged-system share (79.3%) and cumulative violation count (994). 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.