Drinking Water Systems in OLYMPIA, Washington
22 water systems are reported for this city, with a combined service population of 135,271. The systems have 65 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving OLYMPIA
NORTH OFFUT LAKE WTR SERVICE
97 served11 historical records
A
OLYMPIA CITY OF
126,966 served28 historical records1 recent
B
BLACK LAKE ACRES
104 served33 historical records
A
Ski View Estates
47 served101 historical records11 recent
C
WOODARD PLACE
94 served3 historical records1 recent
B
TAMOSHAN
260 served24 historical records10 recent
F
SALT AIRE MOBILE TERRACE
23 served18 historical records
A
Sexton
35 served8 historical records1 recent
B
MOUNTAIN VALLEY WATER SYSTEM
126 served3 historical records1 recent
B
COUNTRY CLUB ESTATES 521
113 served59 historical records4 recent
D
CEDAR CREST MOBILE HOME PARK
92 served30 historical records
A
BETHEL WATER CO
270 served105 historical records1 recent
B
BOSTON HARBOR
1,153 served37 historical records2 recent
D
SPANAWAY VILLAGE WATER SYSTEM
125 served25 historical records1 recent
B
PIONEER
84 served298 historical records
A
BLACK LAKE BIBLE CAMP & CONF CTR
477 served99 historical records6 recent
C
HAYNES ACRES DIVISION 1
74 served41 historical records5 recent
C
COOPER POINT ESTATES
36 served5 historical records
A
DELPHI DAUBEL
29 served8 historical records
A
CLOISTER
29 served0 historical records
A
CARLYON BEACH HOMEOWNERS
1,273 served32 historical records21 recent
C
GRAND MOUND
3,764 served4 historical records
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)93 records
Nitrate37 records
Revised Total Coliform Rule31 records
Benzene28 records
Consumer Confidence Rule24 records
Pentachlorophenol21 records
Vinyl Chloride19 records
Trichloroethylene (TCE)19 records
Styrene19 records
Carbon tetrachloride19 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.