Washington Co. RWD #3 (New #1) (OK) Water Quality

Washington Co. RWD #3 (New #1) is a large public water system in EPA region 6 that provides tap water for the 74021, 74061, 74073 zip codes. It has 7 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 48.384 µg/L. There were 1 contamintants found in the Washington Co. RWD #3 (New #1) water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (4)

1,2,3-trichloropropane (4)

1,3-butadiene (4)

1,4-dioxane (4)

1-butanol (4)

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 (7)

2,6-dinitrotoluene (7)

2-methoxyethanol (4)

2-propen-1-ol (Allyl Alcohol) (4)

4,4'-dichloro dichlorophenyl ethylene (DDE) (7)

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

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

alpha-hexachlorocyclohexane (4)

anatoxin-a (8)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (4)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (4)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (8)

dimethipin (4)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (8)

ethoprop (4)

Germanium (4)

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 (4)

methyl-tertiary-butyl-ether (MTBE) (8)

molinate (7)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (3)

N-methyl perfluorooctanesulfonamidoacetic acid (3)

nitrobenzene (8)

nonafluoro-3,6-dioxaheptanoic acid (3)

o-toluidine (4)

oxyfluorfen (4)

perchlorate (8)

perfluoro(2-ethoxyethane)sulfonic acid (3)

perfluoro-3-methoxypropanoic acid (3)

perfluoro-4-methoxybutanoic acid (3)

perfluorobutanesulfonic acid (7)

perfluorobutanoic acid (3)

perfluorodecanoic acid (3)

perfluorododecanoic acid (3)

perfluoroheptanesulfonic acid (3)

perfluoroheptanoic acid (7)

perfluorohexanesulfonic acid (7)

perfluorohexanoic acid (3)

perfluorononanoic acid (7)

perfluorooctanesulfonic acid (7)

perfluorooctanoic acid (7)

perfluoropentanesulfonic acid (3)

perfluoropentanoic acid (3)

perfluorotetradecanoic acid (3)

perfluorotridecanoic acid (3)

perfluoroundecanoic acid (3)

profenofos (4)

quinoline (4)

s-ethyl-dipropylthiocarbamate (EPTC) (7)

strontium (8)

tebuconazole (4)

terbacil (7)

total microcystins (8)

Total Permethrin (4)

tribufos (4)

vanadium (8)

Sampling Facilities

Water TP
Surface Water (SW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Jacobs
Surface Water (SW)

JacobsDistribution System (DS)
SOUTH PLANTEntry Point to the Distribution System (EP)

Cooper
Surface Water (SW)

CooperDistribution System (DS)

Scott
Surface Water (SW)

ScottDistribution System (DS)

Miller
Surface Water (SW)

MillerDistribution System (DS)

Distribution System
Surface Water (SW)

Max. Res. Time in Dist. SystemMaximum Residence Time (MR)

()

NORTH PLANTEntry Point to the Distribution System (EP)

FAQ

Is Washington Co. RWD #3 (New #1) tap water safe to drink?

When was Washington Co. RWD #3 (New #1) last tested for water contamination?

The latest water samples were taken on June 4th, 2025.