Harris County MUD #55 Heritage Park (TX) Water Quality

Harris County MUD #55 Heritage Park is a large public water system in EPA region 6 that provides tap water for the 77546 zip codes. It has 8 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 54.452 µg/L. The maximum reported level of Manganese was 39.5 µg/L. There were 2 contamintants found in the Harris County MUD #55 Heritage Park 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 (6)

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

1H,1H,2H,2H-perfluorodecane sulfonic acid (3)

1H,1H,2H,2H-perfluorohexane sulfonic acid (3)

1H,1H,2H,2H-perfluorooctane sulfonic acid (3)

2,4-dinitrotoluene (4)

2,6-dinitrotoluene (4)

2-methoxyethanol (6)

2-propen-1-ol (Allyl Alcohol) (6)

4,4'-dichloro dichlorophenyl ethylene (DDE) (4)

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

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

alpha-hexachlorocyclohexane (6)

anatoxin-a (7)

bromochloromethane (Halon 1011) (10)

bromomethane (10)

Butylated Hydroxyanisole (6)

chlorate (20)

chlorodifluoromethane (HCFC-22) (10)

chloromethane (10)

chlorpyrifos (6)

chromium (20)

chromium-6 (20)

cobalt (20)

cylindrospermopsin (7)

dimethipin (6)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (4)

ethoprop (6)

Germanium (6)

HAA5 (five regulated haloacetic acids) (16)

HAA6Br (six brominated haloacetic acids) (16)

HAA9 (nine haloacetic acids) (16)

hexafluoropropylene oxide dimer acid (GenX) (3)

lithium (3)

Manganese (6)

methyl-tertiary-butyl-ether (MTBE) (2)

molinate (4)

molybdenum (20)

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

N-methyl perfluorooctanesulfonamidoacetic acid (4)

nitrobenzene (2)

nonafluoro-3,6-dioxaheptanoic acid (3)

o-toluidine (6)

oxyfluorfen (6)

perchlorate (4)

perfluoro(2-ethoxyethane)sulfonic acid (3)

perfluoro-3-methoxypropanoic acid (3)

perfluoro-4-methoxybutanoic acid (3)

perfluorobutanesulfonic acid (13)

perfluorobutanoic acid (3)

perfluorodecanoic acid (3)

perfluorododecanoic acid (3)

perfluoroheptanesulfonic acid (3)

perfluoroheptanoic acid (13)

perfluorohexanesulfonic acid (13)

perfluorohexanoic acid (3)

perfluorononanoic acid (13)

perfluorooctanesulfonic acid (13)

perfluorooctanoic acid (13)

perfluoropentanesulfonic acid (3)

perfluoropentanoic acid (3)

perfluorotetradecanoic acid (4)

perfluorotridecanoic acid (4)

perfluoroundecanoic acid (3)

profenofos (6)

quinoline (6)

s-ethyl-dipropylthiocarbamate (EPTC) (4)

strontium (20)

tebuconazole (6)

terbacil (4)

total microcystins (7)

Total Permethrin (6)

tribufos (6)

vanadium (20)

Sampling Facilities

HC55, WP1 Houston Water Blend
Multiple Sources (MX)

Sample Tap @ Fife Lane @ English ColonyEntry Point to the Distribution System (EP)

HC55, WP2
Ground Water (GW)

Sample Tap @ Pilgrim @ Planters WayEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

17626 Heritage BayDistribution System (DS)
16103 Leigh Canyon DrDistribution System (DS)
17514 Fife LnDistribution System (DS)
2163 Pilgrims PointDistribution System (DS)

Houston Water Intertie
Surface Water (SW)

EPTDS from Houston WaterEntry Point to the Distribution System (EP)

Distribution System - SW
Surface Water (SW)

DSMRT for Plant 1Maximum Residence Time (MR)
DSMRT for Houston WaterMaximum Residence Time (MR)

Distribution System - GW
Ground Water (GW)

DSMRT for Plant 2Maximum Residence Time (MR)

FIFE LANE
Ground Water (GW)

FIFE_LANEEntry Point to the Distribution System (EP)

PLANTERS WAY
Ground Water (GW)

PLANTERS_WAYEntry Point to the Distribution System (EP)

FAQ

Is Harris County MUD #55 Heritage Park tap water safe to drink?

When was Harris County MUD #55 Heritage Park last tested for water contamination?

The latest water samples were taken on May 6th, 2025.