City of Pasadena (TX) Water Quality

City of Pasadena is a large public water system in EPA region 6 that provides tap water for the 77057, 77502 - 77506 zip codes. It has 18 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 51.615 µg/L. The maximum reported level of Manganese was 22.3 µg/L. There were 2 contamintants found in the City of Pasadena water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (14)

1,2,3-trichloropropane (14)

1,3-butadiene (14)

1,4-dioxane (12)

1-butanol (21)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (22)

17-alpha-ethynylestradiol (9)

17-beta-estradiol (9)

1H,1H,2H,2H-perfluorodecane sulfonic acid (22)

1H,1H,2H,2H-perfluorohexane sulfonic acid (22)

1H,1H,2H,2H-perfluorooctane sulfonic acid (22)

2,4-dinitrotoluene (10)

2,6-dinitrotoluene (10)

2-methoxyethanol (21)

2-propen-1-ol (Allyl Alcohol) (21)

4,4'-dichloro dichlorophenyl ethylene (DDE) (10)

4,8-dioxa-3H-perfluorononanoic acid (22)

4-androstene-3,17-dione (9)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (22)

alpha-hexachlorocyclohexane (22)

anatoxin-a (24)

bromochloromethane (Halon 1011) (14)

bromomethane (14)

Butylated Hydroxyanisole (22)

chlorate (30)

chlorodifluoromethane (HCFC-22) (14)

chloromethane (14)

chlorpyrifos (22)

chromium (30)

chromium-6 (30)

cobalt (30)

cylindrospermopsin (24)

dimethipin (22)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (10)

equilin (9)

estriol (9)

estrone (9)

ethoprop (22)

Germanium (22)

HAA5 (five regulated haloacetic acids) (32)

HAA6Br (six brominated haloacetic acids) (32)

HAA9 (nine haloacetic acids) (32)

hexafluoropropylene oxide dimer acid (GenX) (22)

lithium (22)

Manganese (22)

methyl-tertiary-butyl-ether (MTBE) (10)

molinate (10)

molybdenum (30)

N-ethyl perfluorooctanesulfonamidoacetic acid (21)

N-methyl perfluorooctanesulfonamidoacetic acid (21)

nitrobenzene (10)

nonafluoro-3,6-dioxaheptanoic acid (22)

o-toluidine (22)

oxyfluorfen (22)

perchlorate (10)

perfluoro(2-ethoxyethane)sulfonic acid (22)

perfluoro-3-methoxypropanoic acid (22)

perfluoro-4-methoxybutanoic acid (22)

perfluorobutanesulfonic acid (34)

perfluorobutanoic acid (22)

perfluorodecanoic acid (22)

perfluorododecanoic acid (22)

perfluoroheptanesulfonic acid (22)

perfluoroheptanoic acid (34)

perfluorohexanesulfonic acid (34)

perfluorohexanoic acid (22)

perfluorononanoic acid (34)

perfluorooctanesulfonic acid (34)

perfluorooctanoic acid (34)

perfluoropentanesulfonic acid (22)

perfluoropentanoic acid (22)

perfluorotetradecanoic acid (21)

perfluorotridecanoic acid (21)

perfluoroundecanoic acid (22)

profenofos (22)

quinoline (22)

s-ethyl-dipropylthiocarbamate (EPTC) (10)

strontium (30)

tebuconazole (22)

terbacil (10)

testosterone (9)

total microcystins (21)

Total Permethrin (22)

tribufos (22)

vanadium (30)

Sampling Facilities

Deepwater
Ground Water (GW)

GST @ DeepwaterEntry Point to the Distribution System (EP)

Sycamore
Ground Water (GW)

GST @ SycamoreEntry Point to the Distribution System (EP)

Westside
Multiple Sources (MX)

GST @ WestsideEntry Point to the Distribution System (EP)

Garner
Multiple Sources (MX)

GST @ GarnerEntry Point to the Distribution System (EP)

Pansy
Ground Water (GW)

GST @ PansyEntry Point to the Distribution System (EP)

Metering Station
Surface Water (SW)

210 Richey Rd. Metering StationEntry Point to the Distribution System (EP)

Red Bluff Rd.
Ground Water (GW)

GST @ 1729 Red Bluff Rd.Entry Point to the Distribution System (EP)

Tulip
Ground Water (GW)

3336 1/2 Tulip StreetEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

913 LakinDistribution System (DS)
1915 PatriciaDistribution System (DS)
2215 RaymondDistribution System (DS)
5204 AnthonyDistribution System (DS)
210 S.RicheyDistribution System (DS)
2710 PansyDistribution System (DS)
1402 HempsteadDistribution System (DS)
402 GarnerDistribution System (DS)

Cascade
Ground Water (GW)

1201 SouthmoreEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

12 - 4135 BermudaMaximum Residence Time (MR)
13 - 3207 BondMaximum Residence Time (MR)
DSMRT for Richie Rd. Metering StationMaximum Residence Time (MR)
8 - 2715 SHENANDOAHMaximum Residence Time (MR)
9 - 2102 HICKORYMaximum Residence Time (MR)
10 - 1915 PATRICIAMaximum Residence Time (MR)
11 - 11047 WOODLOCKMaximum Residence Time (MR)

Distribution System - GW
Ground Water (GW)

8 - 2715 ShenandoahMaximum Residence Time (MR)
9 - 2102 HickoryMaximum Residence Time (MR)
10 - 1915 PatriciaMaximum Residence Time (MR)
11 - 11047 WoodlockMaximum Residence Time (MR)
DSMRT for CascadeMaximum Residence Time (MR)
DSMRT for TulipMaximum Residence Time (MR)

RED BLUFF
Ground Water (GW)

RED_BLUFFEntry Point to the Distribution System (EP)

DEEPWATER
Ground Water (GW)

DEEPWATEREntry Point to the Distribution System (EP)

SYCAMORE
Ground Water (GW)

SYCAMOREEntry Point to the Distribution System (EP)

PANSY
Ground Water (GW)

PANSYEntry Point to the Distribution System (EP)

WEST SIDE
Ground Water (GW)

WEST_SIDEEntry Point to the Distribution System (EP)

GARNER
Ground Water (GW)

GARNEREntry Point to the Distribution System (EP)

FAQ

Is City of Pasadena tap water safe to drink?

When was City of Pasadena last tested for water contamination?

The latest water samples were taken on March 19th, 2025.