| Dupo Stp, Village Of | Dupo | 0.33 |
| Davis Junction, Village Of | Davis Junction | 0.33 |
| Freeburg West Stp, Village Of | Freeburg | 0.33 |
| Bushnell West STP | Bushnell | 0.33 |
| Lewistown WWTP | Lewistown | 0.33 |
| Witt Stp, City Of | Witt | 0.33 |
| Aledo North Wwtp, City Of | Aledo | 0.32 |
| Byron Stp, City Of | Byron | 0.32 |
| Hinckley Stp, Village Of | Hinckley | 0.32 |
| Oregon Stp, City Of | Oregon | 0.32 |
| Griggsville Stp, City Of | Griggsville | 0.32 |
| Sheridan Sanitary District - STP | Sheridan | 0.32 |
| New Baden Stp, Village Of | New Baden | 0.32 |
| Henry Stp, City Of | Henry | 0.31 |
| Petersburg Stp, City Of | Petersburg | 0.31 |
| Aledo South Stp, City Of | Aledo | 0.3 |
| Evansville Stp, Village Of | Evansville | 0.3 |
| Teutopolis Stp, Village Of | Teutopolis | 0.3 |
| De Pue | Depue | 0.3 |
| Poplar Grove - North Wwtp, Village Of | Poplar Grove | 0.3 |
| Vienna Stp, City Of | Vienna | 0.3 |
| Allendale - North - Stp, Village Of | Allendale | 0.3 |
| Colona - Green Rock Regional STP | Colona | 0.3 |
| Albion WWTP | Albion | 0.3 |
| Versailles Stp, Village Of | Versailles | 0.3 |
| Pinckneyville STP 2 East, City Of | Pinckneyville | 0.29 |
| Atkinson Stp, Village Of | Atkinson | 0.29 |
| Lena Stp, Village Of | Lena | 0.29 |
| White Hall Stp, City Of | White Hall | 0.28 |
| Lovington Stp, Village Of | Lovington | 0.28 |
| Metamora South Stp, Village Of | Metamora | 0.27 |
| Wood Dale South STP | Wood Dale | 0.27 |
| Galva Northeast STP | Galva | 0.27 |
| Mcleansboro Stp, Village Of | Mcleansboro | 0.27 |
| Bunker Hill Stp, City Of | Bunker Hill | 0.27 |
| Sandoval Stp, Village Of | Sandoval | 0.26 |
| Rend Lake Conservancy District - STP | Ewing | 0.26 |
| Illinois American Water - Fisher STP | Fisher | 0.26 |
| North Utica Stp, Village Of | Utica | 0.25 |
| Mason City Stp, City Of | Mason City | 0.25 |
| Camp Point STP | Camp Point | 0.25 |
| Farmersville Stp, Village Of | Farmersville | 0.25 |
| Steeleville STP | Steeleville | 0.25 |
| Waterman Stp, Village Of | Waterman | 0.25 |
| Bethany Stp, Village Of | Bethany | 0.25 |
| Wyoming Stp, City Of | Wyoming | 0.25 |
| Bushnell East Lagoon Treatment Plant | Bushnell | 0.24 |
| Laharpe Stp, City Of | Laharpe | 0.24 |
| Granville Stp, Village Of | Granville | 0.24 |
| Forrest Stp, Village Of | Forrest | 0.24 |
| Mount Pulaski Stp, City Of | Mount Pulaski | 0.24 |
| Riverton STP | Riverton | 0.24 |
| Marine Stp, Village Of | Marine | 0.24 |
| Alexis STP | Alexis | 0.23 |
| Kirkland Stp, Village Of | Kirkland | 0.23 |
| New Berlin Stp, Village Of | New Berlin | 0.22 |
| Williamsville East Stp, Village Of | Williamsville | 0.22 |
| Morrisonville Stp, Village Of | Morrisonville | 0.22 |
| Brimfield Sanitary District STP | Brimfield | 0.22 |
| Bement Stw, Village Of | Bement | 0.22 |
| Athens Stp, City Of | Athens | 0.22 |
| Kincaid STP | Kincaid | 0.22 |
| Assumption Stp, City Of | Assumption | 0.22 |
| Toledo Stp, Village Of | Toledo | 0.21 |
| Thomson Stp, Village Of | Thomson | 0.21 |
| Pawnee Stp, Village Of | Pawnee | 0.21 |
| St. Anne - Stp, Village Of | Saint Anne | 0.21 |
| Buffalo, Dawson, Mechanicsburg Sewer Commission STP | Buffalo | 0.21 |
| Alpha - Stp, Village Of | Alpha | 0.21 |
| Cuba WWTF | Cuba | 0.21 |
| Nokomis Stp, City Of | Nokomis | 0.21 |
| Ladd Stp, Village Of | Ladd | 0.21 |
| Crainville Stp, Village Of | Carterville | 0.2 |
| Princeville Stp, Village Of | Princeville | 0.2 |
| Palmyra STP | Palmyra | 0.2 |
| Strasburg Stp, Village Of | Strasburg | 0.2 |
| Shabbona Stp, Village Of | Shabbona | 0.2 |
| Bridgeport Stp, City Of | Bridgeport | 0.2 |
| Essex Wwtp, Village Of | Essex | 0.2 |
| Wenona Municipal Sewage Treatment Facility | Wenona | 0.2 |
| Girard WWTP | Girard | 0.2 |
| Maroa Stp, City Of | Maroa | 0.2 |
| Livingston Wwtp, Village Of | Livingston | 0.2 |
| Poplar Grove South Stp, Village Of | Poplar Grove | 0.2 |
| Carrier Mills Stp, Village Of | Carrier Mills | 0.19 |
| Holiday Shores Sanitary District STP | Edwardsville | 0.19 |
| Clay City, Village Of | Clay City | 0.19 |
| Chenoa Stp, City Of | Chenoa | 0.19 |
| Capron Wwtp, Village Of | Capron | 0.19 |
| Roxana STP | Roxana | 0.18 |
| Oak Highlands-Ingalls Park Sd STP | Joliet | 0.18 |
| Hurst Stp, City Of | Hurst | 0.18 |
| Crossville Stp, Village Of | Crossville | 0.18 |
| Illiopolis Stp, Village Of | Illiopolis | 0.18 |
| Pecatonica Wwtp, Village Of | Pecatonica | 0.18 |
| Grayville Stp, City Of | Grayville | 0.18 |
| Kirkwood Stp, Village Of | Kirkwood | 0.18 |
| Olmsted Stp, Village Of | Olmsted | 0.18 |
| Martinsville Stp, City Of | Martinsville | 0.18 |
| New Lenox STP #3, Village Of | New Lenox | 0.18 |
| Hull, Village Of | Hull | 0.18 |
| Ashton Stp, Village Of | Ashton | 0.18 |
| Rossville Stp, Village Of | Rossville | 0.18 |
| Chrisman Stp, City Of | Chrisman | 0.17 |
| Cerro Gordo Stp, Village Of | Cerro Gordo | 0.17 |
| Maple Park Stp, Village Of | Maple Park | 0.17 |
| Potomac STP | Potomac | 0.17 |
| City Of Nauvoo Stw | Nauvoo | 0.17 |
| Odell Stp, Village Of | Odell | 0.17 |
| Ramsey Stp, Village Of | Ramsey | 0.17 |
| Havana Stw, City Of | Havana | 0.17 |
| Royalton Stp, Village Of | Royalton | 0.17 |
| Mazon Stp, Village Of | Mazon | 0.17 |
| Woodhull - South Stp, Village Of | Woodhull | 0.16 |
| Gillespie Stp, Village Of | Gillespie | 0.16 |
| Milledgeville Stp, Village Of | Milledgeville | 0.15 |
| Buda Stp, Village Of | Buda | 0.15 |
| West Liberty - Dundas STP | Dundas | 0.15 |
| Danvers Stp, Village Of | Danvers | 0.15 |
| Benld Stp, City Of | Benld | 0.15 |
| Wyanet Stp, Village Of | Wyanet | 0.15 |
| Prophetstown Stp, City Of | Prophetstown | 0.15 |
| Ridgway Stp, Village Of | Ridgway | 0.15 |
| Forreston Stw, Village Of | Forreston | 0.15 |
| Sherrard Stp, Village Of | Sherrard | 0.15 |
| Warren STP | Warren | 0.15 |
| Dieterich Stp, Village Of | Dieterich | 0.15 |
| Somonauk STP | Somonauk | 0.15 |
| Winchester Stp, City Of | Winchester | 0.15 |
| Zeigler Stp, City Of | Zeigler | 0.14 |
| South Wilmington East Brooklyn STP | South Wilmington | 0.14 |
| Bradford Stp, Village Of | Bradford | 0.14 |
| Mount Carroll Stp, City Of | Mt. Carroll | 0.14 |
| Colfax Stp, Village Of | Colfax | 0.14 |
| Deer Creek Stp, Village Of | Deer Creek | 0.14 |
| Freeburg East Stp, Village Of | Freeburg | 0.14 |
| Dunlap, Village Of | Dunlap | 0.14 |
| Easton STP | Easton | 0.14 |
| Wamac Stp, City Of | Wamac | 0.14 |
| Reynolds Stp, Village Of | Reynolds | 0.14 |
| Herscher Stp, Village Of | Herscher | 0.13 |
| Sheffield Stp, Village Of | Sheffield | 0.13 |
| Altamont North Stp, City Of | Altamont | 0.13 |
| Joy Stp, Village Of | Joy | 0.13 |
| Mackinaw Stp, Village Of | Mackinaw | 0.13 |
| Toulon Stp, City Of | Toulon | 0.13 |
| Shannon WWTP | Shannon | 0.12 |
| Tonica Stp, Village Of | Tonica | 0.12 |
| Table Grove Stp, Village Of | Table Grove | 0.12 |
| Jonesboro Stp, City Of | Jonesboro | 0.12 |
| Colchester Stp, City Of | Colchester | 0.12 |
| Raymond Stp, Village Of | Raymond | 0.12 |
| Newark Sd STP | Newark | 0.12 |
| Stonington Stp, Village Of | Stonington | 0.11 |
| Illinois American Water - Rosiclare WWTP | Rosiclare | 0.11 |
| St Jacob Stp, Village Of | Saint Jacob | 0.11 |
| Germantown Stp, Village Of | Germantown | 0.11 |
| Trenton STP | Trenton | 0.11 |
| Stewardson Stp, Village Of | Stewardson | 0.11 |
| Dunfermline - St. David WWTP | Saint David | 0.11 |
| Germantown Hills Stp, Village Of | Metamora | 0.11 |
| Orangeville WWTP | Orangeville | 0.11 |
| Blue Mound Stp, Village Of | Blue Mound | 0.1 |
| Oblong Stp, Village Of | Oblong | 0.1 |
| Farina Stp, Village Of | Farina | 0.1 |
| Minier-Stp, Village Of | Minier | 0.1 |
| Hopedale Stp, Village Of | Hopedale | 0.1 |
| Ava Stp, City Of | Ava | 0.1 |
| Plymouth Stp, Village Of | Plymouth | 0.1 |
| Durand Sd STP | Durand | 0.1 |
| Yates City Northwest Stp, Village Of | Yates City | 0.1 |
| Hebron Wwtp, Village Of | Hebron | 0.1 |
| Mount Clare Stp, Village Of | Mount Clare | 0.1 |
| Tamaroa Stp, Village Of | Tamaroa | 0.1 |
| Stronghurst Stp, Village Of | Stronghurst | 0.1 |
| Illinois American Water - Grafton STP | Grafton | 0.1 |
| Sun River Terrace STP | Saint Anne | 0.1 |
| Chatsworth STP | Chatsworth | 0.1 |
| Avon Stp, Village Of | Avon | 0.1 |
| Wonder Lake Water Reclamation Facility | Wonder Lake | 0.1 |
| Oneida Sanitary District South - STP | Oneida | 0.1 |
| Oneida Sanitary District - North STP | Oneida | 0.09 |
| Cedarville - Stp, Village Of | Cedarville | 0.09 |
| Walnut Stp, Village Of | Walnut | 0.09 |
| Taylor Springs Stp, Village Of | Taylor Springs | 0.09 |
| Annawan - Stp, Village Of | Annawan | 0.09 |
| Aviston Stp, Village Of | Aviston | 0.09 |
| Percy Stp, Village Of | Percy | 0.09 |
| Viola Stp, Village Of | Viola | 0.09 |
| Mason Stp, Town Of | Mason | 0.09 |
| Wayne City South STP | Wayne City | 0.09 |
| Washburn STP | Washburn | 0.09 |
| Divernon Stp, Village Of | Divernon | 0.09 |
| Scales Mound Stp, Village Of | Scales Mound | 0.09 |
| Oakland Stp, City Of | Oakland | 0.09 |
| Clifton Wwtp, Village Of | Clifton | 0.09 |
| Beckemeyer, Village Of | Beckemeyer | 0.09 |
| Cobden Stp, Village Of | Cobden | 0.09 |
| Energy Stp, Village Of | Energy | 0.09 |
| Coffeen Stp, City Of | Coffeen | 0.09 |
