Green Valley SUD is a large public water system in EPA region 6 that provides tap water for the 78108, 78109, 78124, 78131, 78132, 78154, 78155 zip codes. It has 12 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.
The maximum reported level of 1-butanol was 2.1 µg/L. The maximum reported level of HAA5 (five regulated haloacetic acids) was 10.534 µg/L. The maximum reported level of Manganese was 1.3 µg/L. There were 3 contamintants found in the Green Valley SUD water supply at levels that were above the minimum reporting level.
CRWA Lake Dunlap Water Intertie
Surface Water (SW)Lakeside PassEntry Point to the Distribution System (EP)
EPTDS from CRWA Lake DunlapEntry Point to the Distribution System (EP)
Plant #8
Ground Water (GW)Well #1Entry Point to the Distribution System (EP)
Plant #7
Ground Water (GW)Sample TapEntry Point to the Distribution System (EP)
Wells Ranch
Ground Water (GW)Sample TapEntry Point to the Distribution System (EP)
Plant #9
Ground Water (GW)Well #3Entry Point to the Distribution System (EP)
Distribution System
Multiple Sources (MX)195 Sky Forest RoadDistribution System (DS)
3490 FM 78Distribution System (DS)
4510 FM 775 Sample StationDistribution System (DS)
211 Stagecoach HillDistribution System (DS)
DSMRT for Plant #8Maximum Residence Time (MR)
DSMRT for Plant #7Maximum Residence Time (MR)
DSMRT for Master MeterMaximum Residence Time (MR)
DSMRT for Plant #9Maximum Residence Time (MR)
New Braunfels Water Intertie
Surface Water (SW)EPTDS from New BraunfelsEntry Point to the Distribution System (EP)
Distribution System - SW
Surface Water (SW)DSMRT for New BraunfelsMaximum Residence Time (MR)
DSMRT for CRWA Lake DunlapMaximum Residence Time (MR)
DSMRT for Plant #2Maximum Residence Time (MR)
DSMRT for Plant #4Maximum Residence Time (MR)
Plant #2
Surface Water (SW)Sample TapEntry Point to the Distribution System (EP)
Plant #4
Surface Water (SW)Sample TapEntry Point to the Distribution System (EP)
WELL 1
Ground Water (GW)WELL_1Entry Point to the Distribution System (EP)
WELL 2
Ground Water (GW)WELL_2Entry Point to the Distribution System (EP)
The latest water samples were taken on October 26th, 2023.