We found 22 public water systems that could serve the same population as Markesan Waterworks (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Del Monte Markesan Plant 116 | Markesan | 300 | 0 | 8 |
| Lake View Inn | Markesan | 205 | 0 | 0 |
| Wayside Bp | Markesan | 115 | 0 | 0 |
| Welks Landing W Well | Markesan | 100 | 0 | 0 |
| Terrace Shores Ev Free Ch | Markesan | 93 | 0 | 0 |
| Prairie Lanes Rec Center | Markesan | 90 | 0 | 0 |
| Camp Grow Dining Hall | Markesan | 80 | 0 | 0 |
| Vandys Lakeside Pub Inc | Markesan | 77 | 0 | 0 |
| Advocap Inc Headstart | Markesan | 75 | 0 | 0 |
| Shady Oaks Cmpgd Well Near Front Gate | Markesan | 70 | 0 | 0 |
| Shady Oaks Cmpgd Well Near Mgrs Trailer | Markesan | 70 | 0 | 0 |
| Rivers End Resort | Markesan | 57 | 0 | 0 |
| Kenneth J Stobbe | Markesan | 50 | 0 | 0 |
| Tony Barzano | Markesan | 50 | 0 | 0 |
| County Line Lutheran Church | Markesan | 50 | 0 | 0 |
| Reillys Pub | Markesan | 50 | 0 | 0 |
| Faith Lutheran Church & School | Markesan | 38 | 0 | 0 |
| White Sails Subdivision | Markesan | 36 | 0 | 0 |
| Fernwood Camp | Markesan | 30 | 0 | 0 |
| Rivers End Resort Southwest | Markesan | 25 | 0 | 0 |
| Markesan City Of Soldiers & Sailors Park | Markesan | 25 | 0 | 0 |
| Camp Grow Brim G Lodge | Markesan | 25 | 0 | 0 |