Manville WSC is a large public water system in EPA region 6 that provides tap water for the 76574, 77388, 78621, 78653, 78664, 78665, 78683, 78708, 78709, 78723 - 78725, 78746, 78753, 78758, 78768 zip codes. It has 29 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.
The maximum reported level of HAA5 (five regulated haloacetic acids) was 23.9 µg/L. The maximum reported level of Manganese was 31.2 µg/L. There were 2 contamintants found in the Manville WSC water supply at levels that were above the minimum reporting level.
Tacon Plant
Ground Water (GW)Tacon Lane EP001Entry Point to the Distribution System (EP)
170 Site
Ground Water (GW)A.W. Grimes EP002Entry Point to the Distribution System (EP)
Springbrook
Ground Water (GW)Madden Dr. EP003Entry Point to the Distribution System (EP)
Type
Ground Water (GW)C.R. 468 EP006Entry Point to the Distribution System (EP)
FM 685 Site
Ground Water (GW)FM 685 EP007Entry Point to the Distribution System (EP)
EP11008-09 East & West
Surface Water (SW)East & West MeterEntry Point to the Distribution System (EP)
CR 404 Taylor
Ground Water (GW)South Taylor Elevated TankEntry Point to the Distribution System (EP)
Gregg Lane
Ground Water (GW)Gregg Lane PlantEntry Point to the Distribution System (EP)
Wells 4A & 4B
Ground Water (GW)Sample TapEntry Point to the Distribution System (EP)
Distribution System
Multiple Sources (MX)1706 Serinity DriveDistribution System (DS)
Lockwood Plant
Ground Water (GW)Lockwood Rd. EP005Entry Point to the Distribution System (EP)
Distribution System
Multiple Sources (MX)13406 Manor EquestrianDistribution System (DS)
Distribution System
Multiple Sources (MX)15309 Fuchs Grove RdDistribution System (DS)
Distribution System
Multiple Sources (MX)16314 Weiss LaneDistribution System (DS)
Austin Water Intertie
Surface Water (SW)EPTDS from Austin WaterEntry Point to the Distribution System (EP)
Distribution System - SW
Surface Water (SW)DSMRT for Austin WaterMaximum Residence Time (MR)
Wells 8 & 9
Ground Water (GW)Sample Tap @ Gore Ind.Entry Point to the Distribution System (EP)
FM 619
Ground Water (GW)Sample Tap @ FM 619Entry Point to the Distribution System (EP)
Wilke
Ground Water (GW)Sample Tap @ WilkeEntry Point to the Distribution System (EP)
Well 2
Ground Water (GW)Sample TapEntry Point to the Distribution System (EP)
Tacon Wells 3 & 3A
Ground Water (GW)Sample TapEntry Point to the Distribution System (EP)
Distribution System - GW
Ground Water (GW)DSMRT for Wells 4A & 4BMaximum Residence Time (MR)
DSMRT for Wells 8 & 9Maximum Residence Time (MR)
DSMRT for FM 619Maximum Residence Time (MR)
DSMRT for WilkeMaximum Residence Time (MR)
DSMRT for Well 2Maximum Residence Time (MR)
DSMRT for Tacon Wells 3 & 3AMaximum Residence Time (MR)
WELL 1 &4
Ground Water (GW)WELL_1_&4Entry Point to the Distribution System (EP)
WELL 2
Ground Water (GW)WELL_2Entry Point to the Distribution System (EP)
TACON WELL 3 & 3A
Ground Water (GW)TACON_WELL_3_&_3AEntry Point to the Distribution System (EP)
WELL 4A & 4B
Ground Water (GW)WELL_4A_&_4BEntry Point to the Distribution System (EP)
WILKE
Ground Water (GW)WILKEEntry Point to the Distribution System (EP)
FM 619
Ground Water (GW)FM_619Entry Point to the Distribution System (EP)
GORE IND WELL 8 & 9
Ground Water (GW)GORE_IND_WELL_8_&_9Entry Point to the Distribution System (EP)
The latest water samples were taken on November 20th, 2023.