Harris County WCID #36 (TX) Water Quality

Harris County WCID #36 is a large public water system in EPA region 6 that provides tap water for the 77015 zip codes. It has 11 facilities where the water supply was tested for 68 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 42.343 µg/L. The maximum reported level of Manganese was 8 µg/L. There were 2 contamintants found in the Harris County WCID #36 water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (10)

1,2,3-trichloropropane (10)

1,3-butadiene (10)

1,4-dioxane (10)

1-butanol (8)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (12)

1H,1H,2H,2H-perfluorodecane sulfonic acid (12)

1H,1H,2H,2H-perfluorohexane sulfonic acid (12)

1H,1H,2H,2H-perfluorooctane sulfonic acid (12)

2-methoxyethanol (8)

2-propen-1-ol (Allyl Alcohol) (8)

4,8-dioxa-3H-perfluorononanoic acid (12)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (12)

alpha-hexachlorocyclohexane (8)

anatoxin-a (16)

bromochloromethane (Halon 1011) (10)

bromomethane (10)

Butylated Hydroxyanisole (6)

chlorate (20)

chlorodifluoromethane (HCFC-22) (10)

chloromethane (10)

chlorpyrifos (8)

chromium (19)

chromium-6 (19)

cobalt (19)

cylindrospermopsin (16)

dimethipin (8)

ethoprop (8)

Germanium (6)

HAA5 (five regulated haloacetic acids) (16)

HAA6Br (six brominated haloacetic acids) (16)

HAA9 (nine haloacetic acids) (16)

hexafluoropropylene oxide dimer acid (GenX) (12)

lithium (12)

Manganese (6)

molybdenum (19)

N-ethyl perfluorooctanesulfonamidoacetic acid (12)

N-methyl perfluorooctanesulfonamidoacetic acid (12)

nonafluoro-3,6-dioxaheptanoic acid (12)

o-toluidine (6)

oxyfluorfen (8)

perfluoro(2-ethoxyethane)sulfonic acid (12)

perfluoro-3-methoxypropanoic acid (12)

perfluoro-4-methoxybutanoic acid (12)

perfluorobutanesulfonic acid (22)

perfluorobutanoic acid (12)

perfluorodecanoic acid (12)

perfluorododecanoic acid (12)

perfluoroheptanesulfonic acid (12)

perfluoroheptanoic acid (22)

perfluorohexanesulfonic acid (22)

perfluorohexanoic acid (12)

perfluorononanoic acid (22)

perfluorooctanesulfonic acid (22)

perfluorooctanoic acid (22)

perfluoropentanesulfonic acid (12)

perfluoropentanoic acid (12)

perfluorotetradecanoic acid (12)

perfluorotridecanoic acid (12)

perfluoroundecanoic acid (12)

profenofos (8)

quinoline (6)

strontium (19)

tebuconazole (8)

total microcystins (16)

Total Permethrin (8)

tribufos (8)

vanadium (19)

Sampling Facilities

Marwood Plant
Ground Water (Under Direct Influence of Surface Water) (GU)

Sample Tap @ 14633 KennyEntry Point to the Distribution System (EP)

Brownwood Plant
Multiple Sources (MX)

Sample Tap @ 13921 BrownwoodEntry Point to the Distribution System (EP)

Hollywood Plant
Multiple Sources (MX)

Sample Tap @ 14207 Corpus ChristiEntry Point to the Distribution System (EP)
Sample Tap @ 14207 Corpus ChristiEntry Point to the Distribution System (EP)

14533 Texarkana
Multiple Sources (MX)

Sample tap @ 14532 TexarkanaDistribution System (DS)

14338 Muscatine
Multiple Sources (MX)

Sample tap @ 14338 MuscatineDistribution System (DS)

14125 Bandera
Multiple Sources (MX)

Sample tap @ 14125 BanderaDistribution System (DS)

14102 Longview
Multiple Sources (MX)

Sample tap @ 14102 LongviewDistribution System (DS)

Kenney Plant
Ground Water (GW)

Sample Tap @ 14633 KenneyEntry Point to the Distribution System (EP)

North Channel Water Intertie
Surface Water (SW)

EPTDS from North Channel WAEntry Point to the Distribution System (EP)

Distribution System - SW
Surface Water (SW)

DSMRT for North Channel WAMaximum Residence Time (MR)

Distribution System - GW
Ground Water (GW)

DSMRT for Kenney PlantMaximum Residence Time (MR)
DSMRT for Brownwood PlantMaximum Residence Time (MR)
DSMRT for Hollywood PlantMaximum Residence Time (MR)

FAQ

Is Harris County WCID #36 tap water safe to drink?

When was Harris County WCID #36 last tested for water contamination?

The latest water samples were taken on January 8th, 2025.