Drinking Water Systems in Tonasket, Washington

34 water systems are reported for this city, with a combined service population of 7,007. The systems have 130 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving Tonasket

LOOMIS WATER USERS ASSN INC

225 served13 historical records1 recent
B

MARTIN CREEK COMMUNITY ASSN

108 served19 historical records9 recent
F

LOST RIVER AIRPORT ASSOCIATION

72 served105 historical records
A

HOMESTEAD MOBILE HOME PARK

105 served24 historical records
A

AFC RANCH 2

125 served5 historical records
A

COLUMBIA SPRINGS ESTATES

54 served39 historical records
A

SUNCREST PLAT WATER SYSTEM

260 served21 historical records
A

PROGRESSIVE FLAT WATER ASSN

335 served61 historical records
A

RIVERWOOD WATER SYSTEM

43 served7 historical records
A

SANDFLAT WATER ASSOCIATION

260 served5 historical records
A

ASTON ESTATES

141 served13 historical records
A

ELM TREE WATER & SEWER ASSN

38 served22 historical records4 recent
C

Crane Ranch

329 served7 historical records
A

HANSON HARBOR HOMEOWNERS ASSN

220 served157 historical records
A

WOLF CREEK PROPERTY OWNERS ASSN

71 served106 historical records2 recent
B

OLD ORCHARD ESTATES WATER SYSTEM

86 served13 historical records
A

AFC RANCH 1

217 served8 historical records
A

CORRAL SPRINGS WATER SYSTEM

336 served24 historical records1 recent
B

WITHROW WATER WORKS

60 served14 historical records1 recent
B

TWIN PINES MOBILE HOME PARK

25 served273 historical records105 recent
C

AZWELL ORCHARDS

7 served5 historical records
A

TONASKET WATER SYSTEM

2,398 served17 historical records
A

APPLEWAY TRAILER COURT

54 served65 historical records
A

PINECREST SUBDIVISON OWNERS

63 served20 historical records
A

MANY LAKES MOBILE HOME PARK

37 served41 historical records1 recent
B

CRUMBACHER ESTATES WATER SYSTEM

111 served18 historical records
A

COLEMAN BUTTE WATER ASSN

250 served25 historical records
A

CASCADE FOOTHILLS

61 served39 historical records1 recent
B

PINE FOREST WATER SYSTEM

90 served53 historical records
A

VISTA VUE WATER USERS ASSN

60 served44 historical records
A

RIVER ROAD MOBILE HOME PARK

150 served111 historical records3 recent
C

JOHNSON CREEK WATER USERS ASSN

48 served20 historical records
A

Valley View Estates Water System

28 served0 historical records
A

INCHELIUM WATER DISTRICT

540 served60 historical records2 recent
C

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)191 records
Nitrate49 records
Arsenic49 records
Benzene39 records
Fluoride34 records
Revised Total Coliform Rule30 records
Vinyl Chloride24 records
o-Dichlorobenzene24 records
Vinyl chloride24 records
trans-1,2-Dichloroethylene24 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.