Drinking Water Systems in POST FALLS, Idaho

12 water systems are reported for this city, with a combined service population of 42,172. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving POST FALLS

SAINT DOMINIC SCHOOL

228 served1 historical record
A

MCGUIRE ESTATES WATER USERS

158 served9 historical records
A

ROYAL HIGHLAND WATER SYSTEM

275 served2 historical records
A

EAST GREENACRES IRRIGATION DIST

11,165 served1 historical record
A

PINE VILLA PARK AND WATER ASSN

500 served2 historical records
A

ROSS POINT WATER DIST

8,965 served1 historical record
A

HIDDEN HILL MOBILE HOME PARK

40 served0 historical records
A

POST FALLS CITY OF

20,285 served12 historical records
A

TRAILS END ESTATES

49 served0 historical records
A

SOUTH RIVER WATER ASSN

150 served1 historical record
A

HAUSER LAKE HEIGHTS

257 served0 historical records
A

HIGHWAY 54 WATER ASSOCIATION, INC

100 served2 historical records
A

EPA Contaminant Categories in Historical Violation Records

Gross Alpha2 records
Coliform (TCR)2 records
Carbofuran2 records
Selenium1 record
Nitrate1 record
Cadmium1 record
Thallium1 record
Barium1 record
Fluoride1 record
Chromium1 record

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