Drinking Water Systems in Monroe, Washington

9 water systems are reported for this city, with a combined service population of 27,396. The systems have 19 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving Monroe

Peoples Creek Water System

76 served60 historical records6 recent
C

SEVENTH HEAVEN COUNTRY CLUB

48 served7 historical records2 recent
B

BIG BEND LANDOWNERS ASSOCIATION

419 served51 historical records1 recent
B

FERN BLUFF ESTATES

30 served18 historical records
A

THUNDERBIRD TERRACE WATER SYSTEM

75 served16 historical records5 recent
C

FRIAR CREEK WATER SYSTEM

135 served7 historical records
A

MONROE WATER SYSTEM

23,467 served16 historical records1 recent
B

WOODS CREEK WATER DISTRICT

25 served37 historical records3 recent
C

HIGHLAND WATER DISTRICT

3,121 served2 historical records1 recent
B

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)46 records
Consumer Confidence Rule16 records
Nitrate12 records
Surface Water Treatment Rule7 records
Haloacetic Acids (HAA5)6 records
Total Trihalomethanes (TTHMs)5 records
Chromium5 records
Barium5 records
Fluoride5 records
Cadmium5 records

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