| Lcra Sim Gideon Power Plant | Bastrop | 969 |
| City Of Marlin | Marlin | 222.28 |
| Central Regional Wastewater System | Dallas | 184.88 |
| Village Creek Reclamation Facility | Arlington | 141.25 |
| City Of Dallas Central WWTP | Dallas | 132.58 |
| Dos Rios Water Recycling Center | San Antonio | 115.29 |
| City Of George West WWTP | George West | 89.28 |
| Wilson Creek Regional Wastewater Treatment Plant | Mc Kinney | 75.92 |
| Walnut Creek WWTP | Austin | 73 |
| Southwest WWTP | Houston | 56.26 |
| South Austin Regional WWTP Electrical | Del Valle | 51.85 |
| South Mesquite Regional Wastewater Treatment Plant | Mesquite | 41.29 |
| Leon Creek Water Recycling Center | San Antonio | 37.58 |
| Hillebrandt WWTP | Beaumont | 37.38 |
| Waco Metropolitan Area Regional Sewarge System | Waco | 34.84 |
| Roberto R Bustamante WWTP | El Paso | 31.96 |
| New Waverly WWTP No 2 | New Waverly | 30.33 |
| City Of Houston | Houston | 26.82 |
| Brushy Creek Regional Wastewater System - East | Round Rock | 25.96 |
| City Of Garland Rowlett Creek WWTF | Garland | 25.65 |
| Southeast Water Reclamation Plant | Lubbock | 23.49 |
| City Of Alvord WWTP | Alvord | 22.8 |
| Pecan Creek Water Reclamation Plant | Denton | 22.3 |
| City Of Longview Main WWTP | Longview | 21.96 |
| River Road Wastewater Treatment Plant | Wichita Falls | 19.06 |
| Almeda Sims WWTP | Houston | 18.58 |
| Bell County Wcid #1 Wastewater Treatment Facility | Killeen | 18.32 |
| Northwest WWTP | Houston | 17.9 |
| New Vince Bayou WWTF | Pasadena | 17.8 |
| Oso WWTP | Corpus Christi | 17.36 |
| City Of Houston Upper Brays WWTF | Houston | 14.89 |
| City Of Tyler- Westside Wastewater Treatment Plant | Tyler | 14.4 |
| Northeast WWTP | Houston | 14.4 |
| Dallas Salmon WWTP | League City | 13.73 |
| Temple Belton WWTP | Belton | 13.43 |
| Keegans Bayou WWTP | Houston | 13.24 |
| Haskell R. Street Wastewater Treatment Plant | El Paso | 12.96 |
| South Laredo WWTP | Laredo | 12.7 |
| Denton Creek Regional WWTF | Roanoke | 12.5 |
| City Of Edinburg Wastewater Treatment Plant | Edinburg | 12.49 |
| Laredo City Of Sewer Plant | Laredo | 12.46 |
| Port Arthur Main WWTF | Port Arthur | 12.4 |
| Freshwater Supply District 23 | Houston | 12.32 |
| South Regional Waste Water Treatment Facility | Texarkana | 12.3 |
| City Of Texas City | Texas City | 12.18 |
| Conroe Southwest Regional WWTP | Conroe | 12.17 |
| Southside WWTF | Brownsville | 12.02 |
| Turkey Creek WWTF | Houston | 11.94 |
| Post Oak WWTP | Sherman | 11.92 |
| Robindale WWTP | Brownsville | 11.87 |
| Muddy Creek Regional WWTP | Wylie | 11.04 |
| City Of Nederland Wastewater Treatment Plant | Nederland | 10.51 |
| City Of Tyler - Southside Wastewater Treatment Plant | Tyler | 10.02 |
| Bob Derrington Water Reclamation Plant | Odessa | 9.92 |
| Cibolo Creek Municipal Authority WWTP | Schertz | 9.79 |
| Chocolate Bayou Wastewater Treatment Facilities | Houston | 9.78 |
| Hamby WWTP | Hamby | 9.59 |
| Blackhawk Regional WWTP | Houston | 9.52 |
| West District WWTF | Houston | 9.21 |
| Robert T. Savely Water Reclamation Facility | Houston | 9.08 |
| Carters Creek Wastewater Treatment Plant | College Station | 9.05 |
| South Mission 1 WWTP | Mission | 8.99 |
| Medio Creek Water Recyc. Ctr. | San Antonio | 8.92 |
| Jackson Street WWTP | Orange | 8.49 |
| Galveston County Wcid 1 WWTP | Dickinson | 8.27 |
| STP 2a WWTP | Nacogdoches | 8.1 |
| Beltway WWTP | Houston | 8.09 |
| Gulf Coast Wat.Reclm.Ctr.-WWTP | Port Arthur | 8.07 |
| City Of Mcallen North WWTP | Mcallen | 8.07 |
| Clute-Richwood WWTP | Clute | 7.99 |
| Harlingen WWTP | Harlingen | 7.99 |
| Panther Creek WWTP | Frisco | 7.98 |
| City Of Pharr WWTP | Pharr | 7.93 |
| City Of Pflugerville | Pflugerville | 7.93 |
| Red Oak Creek Regional WWTP | Red Oak | 7.8 |
| Mcallen South West Water Treatment Plant | Mc Allen | 7.77 |
| Sugar Land South WWTP | Sugar Land | 7.65 |
| Salatrillo Creek WWTP | Converse | 7.49 |
| Sabine Pass WWTF | Port Arthur | 7.4 |
| Southeast WWTP | Houston | 7.39 |
| Atascocita Regional WWTP | Houston | 7.38 |
| Little Cedar Bayou Wastewater Treatment Facility | La Porte | 7.37 |
| Kingwood Central WWTP | Houston | 7.33 |
| East District Wastewater Treatment Plant | Baytown | 6.99 |
| Sagemont WWTP | Houston | 6.92 |
| Northbelt WWTF | Houston | 6.86 |
| City Of Deer Park | Deer Park | 6.81 |
| Burton Creek Wastewater Treatment Plant | Bryan | 6.81 |
| Victoria Regional WWTP | Victoria | 6.8 |
| Ntmwd Stewart Creek West Wastewater Treatment Plant | Frisco | 6.77 |
| City Of Marshall Southside Plant | Marshall | 6.66 |
| San Marcos WWTP | San Marcos | 6.51 |
| City Of Lufkin Wastewater Treatment Plant | Lufkin | 6.45 |
| Lakeview Regional Water Reclamation Plant | Lewisville | 6.44 |
| West District Wastewater Treatment Plant | Baytown | 6.36 |
| John Hargrove Water Reclamation Facility | Pearland | 6.29 |
| Mustang Creek WWTP | Taylor | 6.25 |
| Su-Regional WWTF Plant | Houston | 6.21 |
| River Road WWTP | Amarillo | 5.96 |
| Town Of Flower Mound WWTP | Flower Mound | 5.95 |
| Fort Bend County Wcid 2 | Stafford | 5.91 |
| Greenville Wastewater Reclamation Center | Greenville | 5.86 |
| Central District Wastewater Treatment Plant | Baytown | 5.82 |
| City Of Galveston | Galveston | 5.72 |
| City Of Alvin WWTP | Alvin | 5.69 |
| City Of Sugar Land North Wastewater Treatment Plant | Sugar Land | 5.67 |
| Eagle Pass STP | Eagle Pass | 5.58 |
| Harris County Wcid 47 WWTP | Houston | 5.45 |
| Galveston Airport Wastewater Treatment Plant | Galveston | 5.39 |
| Stewart Creek Wastewater Treatment Plant | The Colony | 5.39 |
| Doshier Farm Wastewater Treatment Plant | Temple | 5.29 |
| Homestead WWTP | Houston | 5.28 |
| Kings Creek WWTP | Terrell | 5.24 |
| City Of South Houston | South Houston | 5.23 |
| Oyster Creek WWTP | Angleton | 5.2 |
| Clinton Park WWTP | Houston | 5.17 |
| Broadway WWTP | Corpus Christi | 5.16 |
| City Of Bay City WWTP | Bay City | 5.13 |
| Wastewater Treatment Plant | Paris | 5.06 |
| Intercontinental Airport WWTP | Houston | 5.05 |
| Sulphur Springs WWTF | Sulphur Springs | 5.04 |
| City Of Corsicana Landfill | Corsicana | 5 |
| Harris Co. Wcid 21 WWTP | Channelview | 4.98 |
| Sabine Creek WWTP | Wylie | 4.98 |
| Conroe Central WWTP | Conroe | 4.9 |
| City Of Kyle WWTP | Kyle | 4.78 |
| Riverbend Reg Water Reclamation Facility | Lewisville | 4.73 |
| City Of Corpus Christi | Corpus Christi | 4.69 |
| Steep Bank/flat Bank WWTP | Missouri City | 4.67 |
| Odem Street WWTP | Victoria | 4.6 |
| City Of Katy Waste Water Treatment Plant | Katy | 4.5 |
| Reflection Bay Water Reclamation Facility | Pearland | 4.46 |
| Paw Paw WWTF | Denison | 4.42 |
| The Woodlands WWTP 2 | The Woodlands | 4.34 |
| Easthaven WWTP | Houston | 4.3 |
| City Of Palestine | Palestine | 4.26 |
| City Of Ennis Wastewater Treatment Plant | Ennis | 4.21 |
| City Of Carthage Water & Swr | Carthage | 4.17 |
| Main WWTP | Galveston | 4.02 |
| City Of Copperas Cove | Copperas Cove | 4.01 |
| City Of Grapevine - Peach Street Plant WWTP | Grapevine | 3.97 |
| City Of Kilgore Wastewater Treatment Plant | Kilgore | 3.96 |
| Bell Co Wcid 1 WWTP 3 | Killeen | 3.94 |
| City Of La-Marque Wastewater Treatment Facility | La Marque | 3.91 |
| Harris County Wcid 111 WWTP | Houston | 3.83 |
| San Jacinto River Authority WWTP 2 | The Woodlands | 3.78 |
| Double Creek Wastewater Treatment Plant | Jacksonville | 3.76 |
| Dove Springs WWTP | Georgetown | 3.76 |
| City Of Hillsboro WWTP | Hillsboro | 3.7 |
| Sam C Mckenzie Jr Water Reclamation Facility | New Braunfels | 3.69 |
| City Of Pearland Barry Rose W. W. Treatment Plant | Pearland | 3.66 |
| City Of Hitchcock | Hitchcock | 3.65 |
| City Of Dayton | Dayton | 3.64 |
| City Of Harker Heights | Harker Heights | 3.57 |
| Lynn'S Bayou WWTP | Port Lavaca | 3.56 |
| Willowood WWTP | Houston | 3.55 |
| Aj Brown Parker Creek WWTF | Huntsville | 3.52 |
| City Of Mount Pleasant Wastewater Treatment Plant | Mount Pleasant | 3.49 |
| Weslaco North WWTP | Weslaco | 3.49 |
| Lumberton Municipal Utility District | Lumberton | 3.46 |
| Laguna Madre WWTP | Corpus Christi | 3.41 |
| South Kuehler WWTF | New Braunfels | 3.41 |
| Southside WTP | Henderson | 3.39 |
| Floyd Branch Regional Wastewater Treatment Plant | Richardson | 3.37 |
| City Of Big Spring Water Reclamation Plant WWTP | Big Spring | 3.34 |
| North Kuehler WWTP | New Braunfels | 3.34 |
| Walnut Branch WWTP | Seguin | 3.31 |
| Humble, City Of Southwest WWTP | Humble | 3.25 |
| Little Elm WWTP | Little Elm | 3.18 |
| White Oak WWTP | Houston | 3.07 |
| City Of San Juan WWTP | San Juan | 3.07 |
| Northeast District Wastewater Treatment Plant | Baytown | 3.06 |
| City Of Brownwood Wastewater Treatment Plant | Brownwood | 3.05 |
| Oak Lane WWTP | Vidor | 3.04 |
| Jackrabbit Road Pud WWTP | Houston | 3.04 |
| West Memorial Mud | Katy | 3.03 |
| Kleinwood Central Wastewater Treatment Plant | Spring | 2.99 |
| City Of Brenham | Brenham | 2.95 |
| Quail Valley WWTP | Missouri City | 2.94 |
| City Of West Columbia | West Columbia | 2.88 |
| Porter Mud WWTP | Porter | 2.86 |
| City Of Leander WWTF | Leander | 2.82 |
| Stephenville Wastewater Treatment Plant | Stephenville | 2.78 |
| City Of Mercedes WWTP | Mercedes | 2.77 |
| Moore Street Waste Water Treatment Plant | Beeville | 2.77 |
| Crosby Mud WWTF | Crosby | 2.72 |
| Weatherford Facility | Weatherford | 2.7 |
| Harris Co Mud 105 WWTP | Katy | 2.7 |
| City Of Wills Point WWTP | Wills Point | 2.67 |
| Memorial Villages Wa WWTP | Houston | 2.66 |
| Bull Hide Creek WWTP | Lorena | 2.65 |
| San Gabriel WWTP | Georgetown | 2.63 |
| Horizon Regional Mud - Horizon City WWTP | El Paso | 2.62 |
| Harris County Fwsd 61 WWTP | Cypress | 2.62 |
| City Of Gainesville Wastewater Treatment Plant | Gainesville | 2.59 |
| Richmond Regional Wastewater Treatment Plant | Richmond | 2.58 |
| Harris County Wcid 84 WWTP | Channelview | 2.57 |
| Geronimo Creek Wastewater Treatment Plant | Seguin | 2.53 |
| Central Mud 1 WWTF | Katy | 2.53 |
| City Of Galena Park Plant 1 | Galena Park | 2.53 |