We found 55 public water systems that could serve the same population as O Kean Waterworks (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Pocahontas Waterworks | County of Randolph | 7,547 | 0 | 26 |
| Lawrence Co Reg Water Dist | Counties of Craighead, Lawrence, Randolph | 7,173 | 0 | 3 |
| Clay Co Reg Water District | Counties of Clay, Greene, Randolph | 5,515 | 0 | 6 |
| Reyno Waterworks | County of Randolph | 456 | 0 | 5 |
| Maynard Waterworks | County of Randolph | 426 | 0 | 7 |
| Biggers Waterworks | County of Randolph | 378 | 0 | 10 |
| Oak Ridge Central School | County of Randolph | 250 | 0 | 0 |
| Shannon Water Users Assoc | County of Randolph | 250 | 0 | 0 |
| WOODYS CAMPGROUND | Dalton | 200 | 0 | 0 |
| Windy Hills Campground | Ravenden Spring | 200 | 0 | 0 |
| Stokes Gro | Maynard | 200 | 0 | 0 |
| S&m Fish Ponds | Pocahontas | 200 | 0 | 0 |
| Ray's Gro | Maynard | 200 | 0 | 0 |
| Noland Gro | Pocahontas | 200 | 0 | 0 |
| Moore's Gro | Warm Springs | 200 | 0 | 0 |
| Luter Gro | Maynard | 200 | 0 | 0 |
| Jansen Fish Market | Pocahontas | 200 | 0 | 0 |
| Current River Beach | Pocahontas | 200 | 0 | 0 |
| Carter Grocery | Pocahontas | 200 | 0 | 0 |
| Chopping Block Restaurant | Biggers | 200 | 0 | 0 |
| Henny Penny Restaurant | Biggers | 200 | 0 | 0 |
| Rolling Hills Country Club | Pocahontas | 200 | 0 | 0 |
| YANCYS CAFE | Reyno | 200 | 0 | 0 |
| Slusser Food Service | Pocahontas | 200 | 0 | 0 |
| Shingle Shack | Maynard | 200 | 0 | 0 |
| Dew Drop Inn | Pocahontas | 200 | 0 | 0 |
| Ravenden Springs Waterworks | County of Randolph | 153 | 0 | 6 |
| Supply Country Store | County of Randolph | 150 | 0 | 13 |
| The Lord's Ranch | County of Randolph | 150 | 0 | 0 |
| Joyce 's Lunch Catering | County of Randolph | 100 | 0 | 0 |
| Ravenden Springs Baptist Camp | Ravenden Spring | 100 | 0 | 0 |
| American Legion Hut | County of Randolph | 50 | 0 | 0 |
| House Of Luke Ministries | County of Randolph | 50 | 0 | 0 |
| Lord's Ranch Cafe | County of Randolph | 40 | 0 | 0 |
| Linda's Country Store | County of Randolph | 30 | 0 | 0 |
| Primo Refill Pocahontas Wal-m71 | County of Randolph | 30 | 0 | 0 |
| Trinity Behavorial Health | County of Randolph | 30 | 0 | 0 |
| Peco Foods | County of Randolph | 30 | 0 | 0 |
| Buckley's Market & Station | County of Randolph | 25 | 0 | 0 |
| Looney Tavern | County of Randolph | 25 | 0 | 0 |
| Lewis Grocery | County of Randolph | 25 | 0 | 0 |
| Warm Springs Mini Mart | County of Randolph | 25 | 0 | 0 |
| Natural Gas Pipeline | County of Randolph | 25 | 0 | 0 |
| Warm Springs Christian Center | County of Randolph | 25 | 0 | 0 |
| Supply Country Kitchen | County of Randolph | 25 | 0 | 0 |
| Ray's One Stop | County of Randolph | 25 | 0 | 0 |
| Hilltop Grocery 61 | County of Randolph | 25 | 0 | 0 |
| Engleberg Grocery | County of Randolph | 25 | 0 | 0 |
| Ark St Park-old Davidsonville | County of Randolph | 25 | 0 | 0 |
| Little Country Store | County of Randolph | 25 | 0 | 0 |
| Browns Mercantile | County of Randolph | 25 | 0 | 0 |
| Current River Beach | County of Randolph | 25 | 0 | 0 |
| Country Corner 61 | County of Randolph | 25 | 0 | 0 |
| Power Of Freedom Ministries | County of Randolph | 25 | 0 | 0 |
| Neapwa | County of Randolph | 25 | 0 | 0 |