PWSID: IL0150300 · Shannon, IL · Serves 801 people
According to EPA Safe Drinking Water Information System (SDWIS), SHANNON (PWSID IL0150300) in Shannon, IL is listed as a CWS water system covering about 801 people. The same extract lists 52 health-based violation records spanning 2015-2020. Those 52 health-based rows for SHANNON cover contaminants such as Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U; they remain historical EPA registry entries, not a current compliance or drinkability score.
SHANNON has 52 health-based violation records in this historical extract. Monitoring and reporting records are not included.
Population Served
801
Health-Based Violation Records
52
Distinct Contaminant Codes
2
Source Type
Groundwater
PlainEnviro's health-based SDWIS extract covers health-based violations only -- monitoring and reporting records are not included, nor are 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 Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U. Recorded violations span 2015–2020. 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.
SHANNON has 52 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does SHANNON serve?
SHANNON serves 801 people in Shannon, IL. It is classified as a CWS water system.
What violations does SHANNON have?
SHANNON has 52 health-based violation records in PlainEnviro's extract spanning 2015–2020. Monitoring and reporting records are not included.
What contaminants have been found in SHANNON water?
Violations have been recorded for 2 contaminants. The most frequent: Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U.
Compare beyond Illinois
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SHANNON on cumulative violation count (52) and EPA-reported population served (801).
Violation-count peers include KONGIGANAK WATER SYSTEM, FCSA 34 - MILLERTON NEW TOWN, COALGATE PWA. Population peers include GANTT WATER SYSTEM, HAMLET WATER WORKS, CRESTON WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
SHANNON (IL0150300) is drawn from EPA SDWIS. Nearby county systems in this extract include SAVANNA; THOMSON MAXIMUM SECURITY CENTER; LANARK; MOUNT CARROLL. Health-based rows (52 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services