Williamson County, Texas environmental permit applications — updated 2026-11-04
49 new air, water and waste permit applications and filings in Texas for the week of 2026-11-04, compiled from public agency records with links to the official source.
By type: Water quality individual permit (PRIV DOM WW): 24, Water quality general permit authorization (SWM): 18, Water quality individual permit (PUB DOM WW): 3, Industrial/hazardous waste Notice of Registration (transporter/transfer): 1, Industrial/hazardous waste Notice of Registration (generator): 1, Water quality individual permit (CONV WT): 1, Water quality individual permit (IND WW): 1
Informational only, provided as-is from public government records. Not legal, engineering or investment advice. Records may be incomplete, delayed or changed by the agency. Always verify with the linked official source before acting.
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| Date | Type | Facility / applicant | Program | County/City | Link |
|---|---|---|---|---|---|
| 2026-09-21 | waste | FIRST ENVIRONMENTAL SOLUTION JARRELL TRANSFER FACI | Industrial/hazardous waste Notice of Registration (transporter/transfer) | Williamson | source |
| 2026-09-08 | waste | ELEMENTUSA ACCELERATOR | Industrial/hazardous waste Notice of Registration (generator) | Williamson | source |
| 2025-02-12 | water | WILLIAMSON COUNTY MUD 26 MS4 WILLIAMSON COUNTY MUD 26 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | WILLIAMSON COUNTY MUD 32 MS4 WILLIAMSON COUNTY MUD 32 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | WEST WILLIAMSON COUNTY MUD 1 MS4 WEST WILLIAMSON COUNTY MUD 1 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | WILLIAMSON COUNTY MUD 19G MS4 WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT 19G | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | WILLIAMSON COUNTY MUD 19H MS4 WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT 19H | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | WILLIAMSON COUNTY MUD 31 MS4 WILLIAMSON COUNTY MUD 31 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | LAKESIDE WCID 2-A MS4 LAKESIDE WCID 2-A | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-11 | water | PALOMA LAKE MUD 2 PALOMA LAKE MUD 2 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | WILLIAMSON COUNTY MUD 19F MS4 WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT 19F | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | WILLIAMSON COUNTY MUD 19E MS4 WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT 19E | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | WILLIAMSON COUNTY MUD 17 MS4 WILLIAMSON COUNTY MUD 17 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT NO 12 MS4 WILLIAMSON COUNTY MUD 12 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | STONEWALL RANCH MUNICIPAL UTILITY DISTRICT MS4 STONEWALL RANCH MUD | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-10 | water | SIENA MUD 1 MS4 SIENA MUD 1 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-06 | water | WILLIAMSON COUNTY MUD 19 MS4 WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT 19 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-02-03 | water | WEST WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT NO 2 WEST WILLIAMSON COUNTY MUNCIPAL UTILITY DISTRICT NO 2 | Water quality general permit authorization (SWM) | Williamson | source |
| 2025-01-29 | water | SIENA MUNICIPAL UTILITY DISTRICT 2 MS4 SIENA MUD 2 | Water quality general permit authorization (SWM) | Williamson | source |
| 2019-08-13 | water | WILLIAMSON TRAVIS COUNTIES MUD 1 MS4 WILLIAMSON TRAVIS COUNTIES MUD 1 | Water quality general permit authorization (SWM) | Williamson | source |
| water | WHISPER GROVE WRRF ALAMO CRE HOLDCO LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | THRALL 427 WWTP SOUTH CENTRAL WATER COMPANY | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | BLUEBONNET WWTP PINE WORKS LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | THE RESERVE AT NORTH HAVEN WRRF LH207 HOLDINGS LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | TAYLOR50 WWTP TAYLOR50 LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | REAGOR TRACT WWTP REAGOR, GEORGE;REAGOR, LAURA | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | HUTTO 100 WWTP SOUTH CENTRAL WATER COMPANY | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | CITY OF GEORGETOWN THREE FORKS WWTP CITY OF GEORGETOWN | Water quality individual permit (PUB DOM WW) | Williamson | source | |
| water | FLORENCE TRACT WWTP FLORENCE FM 970 VENTURES LLC | Water quality individual permit (CONV WT) | Williamson | source | |
| water | FEATHERHOOK WATER RESOURCE RECOVERY FACILITY GERMANN, DOUGLAS;GERMANN, JANICE;SV2 ALEXANDER LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | 487 ACRE TAYLOR TRACT WWTP NMCV TAYLOR PROPERTY INVESTORS LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | TAYLOR HIGHWAY 95 SOUTH YUPEL LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | TCG DEVELOPMENT WWTP TGC DEVELOPMENT LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | GEORGETOWN 245 WWTP LAKSHMI LAND GROUP LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | RIVERSIDE WWTF RIVERSIDE LAND DEVELOPMENT LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | 183 258 LIBERTY HILL WWTP 183 258 LIBERTY HILL LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | ARMSTRONG TRACT WWTF ARMSTRONG, DONNA;ARMSTRONG, JOHNNIE | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | WILCO MUD 52 SOUTH CENTRAL WATER COMPANY | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | WILLIAMSON 99 WWTP SOUTH CENTRAL WATER COMPANY | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | CHAPMAN RANCH WATER RESOURCE RECOVERY FACILITY WRRF CR 207 LP | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | LEANDER TRACT WWTP HIGHTEN LEANDER 76 LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | WILLIAMSON COUNTY MUD NO 48 WWTP WILLIAMSON COUNTY MUNICIPAL UTILITY DISTRICT NO 48 | Water quality individual permit (PUB DOM WW) | Williamson | source | |
| water | WENZEL WRRF BERRY CREEK LAND INVESTMENT LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | COUPLAND MUD NO 1 WWTP TERRELL TIMMERMANN FARMS LP | Water quality individual permit (PUB DOM WW) | Williamson | source | |
| water | SALADO CREEK MEADOW WWTP SALADO CREEK MEADOW LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | NORTH FORK MUD GRBK EDGEWOOD LLC;RUMMEL & ROHDE FARMS LTD | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | LEANDER SPRINGS REIT GROUP LEANDER SPRINGS HOLDINGS LLC | Water quality individual permit (IND WW) | Williamson | source | |
| water | COUPLAND UTILITIES WWTF COUPLAND UTILITIES LLC;LANDCROWD DEVELOPERS LLC | Water quality individual permit (PRIV DOM WW) | Williamson | source | |
| water | IRVINE TRACT WATER RESOURCE RECOVERY FACILITY ANGELA E IRVINE IRREVOCABLE TRUST;CH ACQUISITIONS LLC;DONALD P IRVINE FAMILY TRUST | Water quality individual permit (PRIV DOM WW) | Williamson | source |