COUNTY WATER-SYSTEM LEDGER
Sauk, Wisconsin
EPA’s September 2026 export lists 5 active community water systems serving Sauk, Wisconsin, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Sauk, Wisconsin
EPA associates 5 covered systems with Sauk, Wisconsin; their reported population-served values total 33,125 and may overlap.
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 |
|---|---|---|---|
| Baraboo WaterworksWI1570085 | 12,703 | Ground water | No current violation flagged |
| Reedsburg WaterworksWI1570102 | 9,984 | Ground water | No current violation flagged |
| Prairie Du Sac WaterworksWI1570100 | 4,006 | Ground water | Other current violation flag |
| Sauk City WaterworksWI1570105 | 3,518 | Ground water | No current violation flagged |
| Lake Delton WaterworksWI1570664 | 2,914 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Sauk, Wisconsin
EPA classifies 5 systems serving Sauk, Wisconsin across 1 primary-source categories; Ground water is the largest category with 5 systems.
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.