COUNTY WATER-SYSTEM LEDGER
Jefferson, Missouri
Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.
Systems16active CWS · pop. 2,500+
Population served169,027reported total; may overlap
Current violation flag25.0%4 systems
Serious-violator flag0.0%0 systems
01 / SYSTEMS
Water systems serving Jefferson
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Jefferson Co Cons PWSd C 1MO6024295 | 37,000 | Surface water purchased | No current violation flagged |
| Jefferson County PWSd 1MO6024292 | 21,113 | Surface water purchased | No current violation flagged |
| Jefferson County PWSd 3MO6024294 | 17,000 | Surface water purchased | No current violation flagged |
| Jefferson County PWSd 2MO6024293 | 16,548 | Surface water | No current violation flagged |
| Festus PWSMO6010276 | 13,000 | Purchased ground water under influence of surface water source | No current violation flagged |
| Jefferson County PWSd 10MO6024302 | 10,000 | Surface water purchased | No current violation flagged |
| Jefferson County PWSd 5MO6024296 | 8,000 | Ground water | Current monitoring/reporting flag |
| Jefferson County PWSd 6MO6024298 | 7,500 | Ground water | No current violation flagged |
| Desoto PWSMO6010213 | 6,400 | Ground water | No current violation flagged |
| Jefferson County PWSd 7MO6024299 | 6,100 | Ground water | No current violation flagged |
| Pevely PWSMO6010638 | 5,600 | Ground water | No current violation flagged |
| Herculaneum PWSMO6010359 | 5,000 | Purchased ground water under influence of surface water source | Current monitoring/reporting flag |
| Crystal City PWSMO6010198 | 4,733 | Ground water | Current monitoring/reporting flag |
| Jefferson Co PWSd 8MO6024300 | 4,733 | Ground water | Current monitoring/reporting flag |
| Jefferson County PWSd 12MO6024304 | 3,300 | Ground water | No current violation flagged |
| Hillsboro PWSMO6010368 | 3,000 | Ground water | No current violation flagged |
02 / SOURCE MIX
How to read the population total
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.