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| Sewer | 22.0573 | Shepherd's Ridge Subdivision | STEG | CD | Atoka | 03-APR-2024 | Approved | 10-APR-2024 | W.H. Porter Consultants, LLC | Tipton | Memphis |
| Sewer | 20.0481 | Hidden Lake Subdivision | STEG | CD | Charlotte | 01-SEP-2020 | Approved | 08-SEP-2020 | CEC Civil & Enviromental Consultants, Inc. | Dickson | Nashville |
| Sewer | 18.0611 | Ashland Farms | STEG | - | Ashland City | 13-AUG-2018 | Approved | 13-AUG-2018 | Site Engineering Consultants, Inc. | Cheatham | Nashville |
| Sewer | 17.0514 | Eudailey Treatment Facility Phase V | STEG | STEG | Falls Grove S/D | 01-AUG-2017 | Approved | 03-AUG-2017 | Adenus Wastewater Solutions | Williamson | Nashville |
| Sewer | 09.0510 | Grace Chapel | STEG | STEG | Williamson County Government | 30-JUL-2009 | Approved | 30-OCT-2009 | James C. Hailey | Williamson | Nashville |
| Sewer | 08.1130 | The Preserve at Eagle Rock | STEG | STEG | Tennessee Waste Water-Adenus Utility | 22-DEC-2008 | Approved | 15-DEC-2009 | Southeast Environmental | Hamblen | Knoxville |
| Sewer | 08.0829 | Lakeside Meadows S/D | STEG | STEG | Monroe County | 28-AUG-2008 | Approved | 01-OCT-2008 | Southeast Environment | Monroe | Knoxville |
| Sewer | 07.1548 | Deer Run Retreat | STEG | STEG | Williamson County Government | 24-SEP-2007 | Approved | 20-DEC-2007 | James C. Hailey & Co. | Williamson | Nashville |
| Sewer | 07.1400 | Highland Woods - Phase III | STEG | STEG | Copper Basin Board Of Public Utilities | 17-AUG-2007 | Approved | 10-APR-2008 | Consolidated Technoligies, Inc. | Polk | Chattanooga |
| Sewer | 06.1590 | Summit View Resort | STEG | STEG | Sevier County Utility District | 30-NOV-2006 | Approved | 08-JAN-2007 | Southeast Envirnmental Engineer | Sevier | Knoxville |
| Sewer | 06.1456 | Abbington Ridge S/D Phase IV | STEG | STEG | Williamson County Government | 25-OCT-2006 | Approved | 17-NOV-2006 | Pickney Bros. | Williamson | Nashville |
| Sewer | 06.1124 | Paddock Place S/D | STEG | STEG | Water and Wastewater Authority of Wilson County | 29-AUG-2006 | Approved | 28-SEP-2006 | Civil & Environmental | Wilson | Nashville |
| Sewer | 06.0771 | Elk Springs Resort | STEG | STEG | Sevier County Utility District | 20-JUN-2006 | Approved | 20-JUL-2006 | Southeast Environmental | Sevier | Knoxville |
| Sewer | 06.0481 | King Branch | STEG | STEG | Sevier County Utility District | 11-APR-2006 | Approved | 02-MAY-2006 | Southeast Environment | Sevier | Knoxville |
| Sewer | 06.0467 | Barrett's Ridge | STEG | STEG | Consolidated Utility District of Rutherford County | 10-APR-2006 | Inactive | - | Griggs & Maloney, Inc. | Rutherford | Nashville |
| Sewer | 06.0459 | Barrett's Ridge | STEG | STEG | Consolidated Utility District of Rutherford County | 06-APR-2006 | Approved | 08-MAY-2006 | Griggs & Maloney, Inc. | Rutherford | Nashville |
| Sewer | 06.0450 | Lowes Ferry Landing S/D | STEG | STEG | Blount County | 05-APR-2006 | Approved | 05-MAY-2006 | Southeast Environmental | Blount | Knoxville |
| Sewer | 06.0216 | STONEY BROOK S/D SECTION 2 | STEG | STEG | Chapel Hill | 28-FEB-2006 | Approved | 29-MAR-2006 | Bingham Engineering Company | Marshall | Columbia |
| Sewer | 04.1121 | TIMBER TOPS RENTAL CENTER | STEG | STEG | Sevier County Utility District | 27-SEP-2004 | Approved | 18-JAN-2005 | SOUTHEAST ENVIR. | Sevier | Knoxville |
| Sewer | 04.0966 | STOUT S/D | STEG | STEG | Covington | 20-AUG-2004 | Approved | 21-SEP-2004 | DONALD R COLE & ASSO | Tipton | Memphis |
| Sewer | 04.0086 | THE SALVATION ARMY | STEG | STEG | Clay County | 26-JAN-2004 | Approved | 15-MAR-2004 | STRAND | Clay | Cookeville |
| Sewer | 03.0797 | WILLOW GROVE SECT 1 | STEG | STEG | Water Authority of Dickson County | 18-AUG-2003 | Approved | 14-OCT-2003 | Civil Site Design Group, PLLC | Dickson | Nashville |
| Sewer | 03.0702 | DEERFIELD CONDO ASSOC | STEG | STEG | Caryville-Jacksboro Utilities Commission | 18-JUL-2003 | Approved | 14-AUG-2003 | INNOVATIVE RECLAMATION TECH | Campbell | Knoxville |
| Sewer | 03.0059 | JESSIKA'S PLACE SD | STEG | STEG | Water Authority of Dickson County | 22-JAN-2003 | Approved | 10-FEB-2003 | BLEDSOE, ADAMS & CHRISTY LLC | Dickson | Nashville |
| Sewer | 02.0223 | WATKINS CREEK SD PHASE 2 (formerly Lewis Gardens) | STEG | STEG | On-Site Systems | 20-MAR-2002 | Approved | 02-MAY-2002 | BOB PICKNEY | Williamson | Nashville |
| Sewer | 01.0821 | DELK FARMS | STEG | STEG | Brighton | 11-SEP-2001 | Approved | 19-OCT-2001 | DONALD R COLE | Tipton | Memphis |
| Sewer | 01.0534 | HIDDEN RIDGE EST SECTS C & D | STEG | STEG | Covington | 18-JUN-2001 | Approved | 07-SEP-2001 | Unknown | Tipton | Memphis |
| Sewer | 00.0976 | MCLISTER PLACE | STEG | STEG | Brighton | 25-SEP-2000 | Approved | 19-OCT-2000 | DONALD R. COLE & ASSOCIATES, INC. | Tipton | Memphis |
| Sewer | 99.0880 | LAKESIDE STEG | STEG | STEG | Hamilton County WWTA | 20-AUG-1999 | Approved | 21-SEP-1999 | CTI Engineers, Inc | Hamilton | Chattanooga |
| Sewer | 99.0076 | BRADFORD TERRACE SD | STEG | STEG | Water Authority of Dickson County | 03-FEB-1999 | - | - | James C. Hailey & Company, Inc. | Dickson | Nashville |
| Sewer | 98.0095 | GRANDVIIEW EST SD | STEG | STEG | Parrottsville | 02-FEB-1998 | Approved | 17-FEB-1998 | IVINS & IVINS | Cocke | Knoxville |
| Sewer | 97.0755 | INTERSTATE CENTER | STEG | STEG | Kingston Springs | 24-JUL-1997 | Approved | 25-AUG-1997 | BLEDSOE ENG | Cheatham | Nashville |
| Sewer | 97.0503 | SOUTH 48 | STEG | STEG | Charlotte | 19-MAY-1997 | Approved | 17-JUN-1997 | James C. Hailey & Company, Inc. | Dickson | Nashville |
| Sewer | 97.0444 | WOODLAWN PLANTATION REMAINING PROP | STEG | STEG | Brighton | 05-MAY-1997 | Approved | 03-JUN-1997 | DONALD R COLE | Tipton | Memphis |
| Sewer | 97.0238 | SQUIRES GROVE | STEG | STEG | Atoka | 10-MAR-1997 | Approved | 04-APR-1997 | DONALD R COLE & ASSOC | Tipton | Memphis |
| Sewer | 97.0195 | 1IDS TERMINAL | STEG | STEG | Metro Water Services | 26-FEB-1997 | Approved | 06-MAR-1997 | Gresham Smith | Davidson | Nashville |
| Sewer | 96.1300 | RIVER RIDGE MHP | STEG | STEG | Clarksville | 06-DEC-1996 | Approved | 23-DEC-1996 | PICKNEY BROS | Montgomery | Nashville |
| Sewer | 96.1128 | KINGSTON ESTATES SD | STEG | STEG | Kingston Springs | 21-OCT-1996 | Approved | 06-DEC-1996 | REASONS CO. | Cheatham | Nashville |
| Sewer | 96.0938 | SHILOH ESTATES SEWER PLANS | STEG | STEG | Brighton | 05-SEP-1996 | Approved | 27-SEP-1996 | DONALD R COLE & ASSOC | Tipton | Memphis |
| Sewer | 96.0866 | WOODLAWN PLANTATION SECT C | STEG | STEG | Brighton | 16-AUG-1996 | Approved | 13-SEP-1996 | DONALD R COLE | Tipton | Memphis |
| Sewer | 96.0434A | WILLIAMSBURG EST ADD | STEG | STEG | Atoka | 30-JUL-1996 | Approved | 27-AUG-1996 | DONALD R COLE | Tipton | Memphis |
| Sewer | 96.0434 | WILLIAMSBURG EST SECTS B & C | STEG | STEG | Atoka | 01-MAY-1996 | Approved | 27-JUN-1996 | DONALD R COLE & ASSOC | Tipton | Memphis |
| Sewer | 95.0973 | GLENSTONE SD (PAT FULTZ) | STEG | STEG | Arthur Shawanee UD | 31-OCT-1995 | Approved | 05-FEB-1996 | Lamar Dunn & Associates, Inc. | Claiborne | Knoxville |
| Sewer | 95.0420 | EDGAR EVINS MARINA & REST | STEG | STEG | Dekalb County | 18-MAY-1995 | Denied | - | Barry K. Turner Engineering | DeKalb | Cookeville |
| Sewer | 95.0334 | MAYFIELD PLACE | STEG | STEG | Brentwood | 21-APR-1995 | Approved | 21-APR-1995 | Ragan-Smith-Associates, Inc. | Williamson | Nashville |