COOKSVILLE
PWSID: IL1130400 · Lexington, IL · Serves 157 people
According to EPA Safe Drinking Water Information System (SDWIS), COOKSVILLE (PWSID IL1130400) in Lexington, IL is listed as a CWS water system covering about 157 people. The same extract lists 8 health-based violation records spanning 2019-2025. Those 8 health-based rows for COOKSVILLE cover contaminants such as TTHM, Total Haloacetic Acids (HAA5); they remain historical EPA registry entries, not a current compliance or drinkability score.
COOKSVILLE has 8 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including TTHM, Total Haloacetic Acids (HAA5). Recorded violations span 2019–2025. Day-to-day primacy enforcement for this system runs through the Illinois drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Illinois state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- IL1130400
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Lexington, IL
- Population Served
- 157
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 6 | 6 |
| Total Haloacetic Acids (HAA5) | 2 | 2 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Apr 1, 2025 |
| TTHM | Yes | Apr 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2025 |
| TTHM | Yes | Jan 1, 2020 |
| TTHM | Yes | Oct 1, 2019 |
| TTHM | Yes | Jul 1, 2019 |
| TTHM | Yes | Apr 1, 2019 |
Frequently Asked Questions
What does EPA SDWIS list for COOKSVILLE?
How many people does COOKSVILLE serve?
What violations does COOKSVILLE have?
What contaminants have been found in COOKSVILLE water?
Compare beyond Illinois
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest COOKSVILLE on cumulative violation count (8) and EPA-reported population served (157). Violation-count peers include Mashantucket Pequot Water System, San Ildefonso Pueblo, TOWAOC WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
COOKSVILLE (IL1130400) is drawn from EPA SDWIS. Nearby county systems in this extract include NORMAL; LE ROY; HEYWORTH; LEXINGTON. Health-based rows (8 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.