Lakehaven Utility District (WA) Water Quality

Lakehaven Utility District is a large public water system in EPA region 10 that provides tap water for the 98001, 98023 zip codes. It has 31 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.

The maximum reported level of 1-butanol was 13 µg/L. The maximum reported level of HAA5 (five regulated haloacetic acids) was 17.4 µg/L. The maximum reported level of Manganese was 240 µg/L. There were 3 contamintants found in the Lakehaven Utility District water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (34)

1,2,3-trichloropropane (34)

1,3-butadiene (34)

1,4-dioxane (34)

1-butanol (32)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (34)

17-alpha-ethynylestradiol (34)

17-beta-estradiol (34)

1H,1H,2H,2H-perfluorodecane sulfonic acid (34)

1H,1H,2H,2H-perfluorohexane sulfonic acid (34)

1H,1H,2H,2H-perfluorooctane sulfonic acid (34)

2,4-dinitrotoluene (11)

2,6-dinitrotoluene (11)

2-methoxyethanol (32)

2-propen-1-ol (Allyl Alcohol) (32)

4,4'-dichloro dichlorophenyl ethylene (DDE) (11)

4,8-dioxa-3H-perfluorononanoic acid (34)

4-androstene-3,17-dione (34)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (34)

alpha-hexachlorocyclohexane (32)

anatoxin-a (7)

bromochloromethane (Halon 1011) (34)

bromomethane (34)

Butylated Hydroxyanisole (32)

chlorate (38)

chlorodifluoromethane (HCFC-22) (34)

chloromethane (34)

chlorpyrifos (32)

chromium (38)

chromium-6 (38)

cobalt (38)

cylindrospermopsin (7)

dimethipin (32)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (11)

equilin (34)

estriol (34)

estrone (34)

ethoprop (32)

Germanium (32)

HAA5 (five regulated haloacetic acids) (15)

HAA6Br (six brominated haloacetic acids) (15)

HAA9 (nine haloacetic acids) (15)

hexafluoropropylene oxide dimer acid (GenX) (34)

lithium (34)

Manganese (32)

methyl-tertiary-butyl-ether (MTBE) (11)

molinate (11)

molybdenum (38)

N-ethyl perfluorooctanesulfonamidoacetic acid (34)

N-methyl perfluorooctanesulfonamidoacetic acid (34)

nitrobenzene (11)

nonafluoro-3,6-dioxaheptanoic acid (34)

o-toluidine (32)

oxyfluorfen (32)

perchlorate (4)

perfluoro(2-ethoxyethane)sulfonic acid (34)

perfluoro-3-methoxypropanoic acid (34)

perfluoro-4-methoxybutanoic acid (34)

perfluorobutanesulfonic acid (68)

perfluorobutanoic acid (34)

perfluorodecanoic acid (34)

perfluorododecanoic acid (34)

perfluoroheptanesulfonic acid (34)

perfluoroheptanoic acid (68)

perfluorohexanesulfonic acid (68)

perfluorohexanoic acid (34)

perfluorononanoic acid (68)

perfluorooctanesulfonic acid (68)

perfluorooctanoic acid (68)

perfluoropentanesulfonic acid (34)

perfluoropentanoic acid (34)

perfluorotetradecanoic acid (34)

perfluorotridecanoic acid (34)

perfluoroundecanoic acid (34)

profenofos (32)

quinoline (32)

s-ethyl-dipropylthiocarbamate (EPTC) (11)

strontium (38)

tebuconazole (32)

terbacil (11)

testosterone (34)

total microcystins (7)

Total Permethrin (32)

tribufos (32)

vanadium (38)

Sampling Facilities

Well 10
Ground Water (GW)

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

Well 7
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 7 EPEntry Point to the Distribution System (EP)

Well 9
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 9 EPEntry Point to the Distribution System (EP)

Well 10A
Ground Water (GW)

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

Wells 15 & 15A
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 15/15A EPEntry Point to the Distribution System (EP)

Well 16
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 16 EPEntry Point to the Distribution System (EP)

Wells 17, 17A, & 17B
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 17/17A/17B EPEntry Point to the Distribution System (EP)

Well 18
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 18 EPEntry Point to the Distribution System (EP)

Wells 19 & 19A
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 19/19A EPEntry Point to the Distribution System (EP)

Wells 20, 20A & 33
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 20/20A EPEntry Point to the Distribution System (EP)

Wells 22, 22A & 22B
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 22/22A/22B EPEntry Point to the Distribution System (EP)

Wells 23 & 23A
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Wells 23/23A EPEntry Point to the Distribution System (EP)

Well 21
Ground Water (GW)

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

Well 25
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 25 EPEntry Point to the Distribution System (EP)

Well 29
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 29 EPEntry Point to the Distribution System (EP)

Second Supply Pipeline
Surface Water (SW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
SSP2 EPEntry Point to the Distribution System (EP)

DBP-2 "Site #9
Multiple Sources (MX)

Site #9 @ S 305 ST & 56th Ave. SDistribution System (DS)

DBP-2 "Sample Station #28"
Multiple Sources (MX)

S/S 28 @ 10th Ave. S. & S. 260thDistribution System (DS)

DBP-2 "Site #5"
Multiple Sources (MX)

Site 5 @ WWPS NO. 39 (26431 7th Ave. South)Distribution System (DS)

DBP-2 Site #15
Multiple Sources (MX)

Site #15 @ 32720 51st Ave. S.Distribution System (DS)

Distribution System
Multiple Sources (MX)

Max. Res. Time in Dist. SystemMaximum Residence Time (MR)
add ucmr max residence sp nameMaximum Residence Time (MR)

Second Supply Pipline SSP1
Surface Water (SW)

SSP1 EPEntry Point to the Distribution System (EP)

WELL # 10
Ground Water (GW)

WELL # 10 - WELLHEAD SAMPLE TAPSR (SR)

WELL # 10A
Ground Water (GW)

WELL # 10A - WELLHEAD SAMPLE TAPSR (SR)

WELL 20
Ground Water (GW)

WELL # 20 - WELLHEAD SAMPLE TAPSR (SR)

WELL 21
Ground Water (GW)

WELL # 21 - WELLHEAD SAMPLE TAPSR (SR)

WELL 22
Ground Water (GW)

WELL # 22 - WELLHEAD SAMPLE TAPSR (SR)

WELL 22A
Ground Water (GW)

WELL # 22A - WELLHEAD SAMPLE TAPSR (SR)

WELL 23
Ground Water (GW)

WELL # 23A - WELLHEAD SAMPLE TAPSR (SR)

WELL - 10C
Ground Water (GW)

WELL # 10C - WELLHEAD SAMPLE TAPSR (SR)

WELL-17 B
Ground Water (GW)

WELL # 17B - WELLHEAD SAMPLE TAPSR (SR)

FAQ

Is Lakehaven Utility District tap water safe to drink?

When was Lakehaven Utility District last tested for water contamination?

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