Drinking Water Systems in HELENA, Montana
50 water systems are reported for this city, with a combined service population of 45,436. The systems have 30 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving HELENA
JEFFERSON HILLS WUA
780 served38 historical records4 recent
C
NORTH STAR PUD
715 served1 historical record
A
CAMELOT HOA
96 served65 historical records
A
APPLEGATE VILLAGE
85 served1 historical record
A
PARK EVERGREEN TRAILER COURT
87 served89 historical records2 recent
B
CAMEL MOUNTAIN HOA
96 served3 historical records
A
SOUTHERN CROSS PUD
25 served0 historical records
A
BRYANT NO 3 SUBDIVISION
100 served0 historical records
A
LA CASA GRANDE WATER AND SEWER DISTRICT
404 served14 historical records1 recent
B
RIVERS EDGE MOBILE HOME PARK GRT FLS
75 served0 historical records
A
HELENA WATER SYSTEM
32,091 served23 historical records3 recent
D
SMITH MCHUGH #2 BLR
68 served0 historical records
A
EAST HELENA CITY OF
2,114 served21 historical records2 recent
C
NCMRWA ETHERIDGE TO CUTBANK
25 served0 historical records
A
NCMRWA NORTH SHELBY
300 served0 historical records
A
NCMRWA NORTH HAVRE CWD LEG
90 served0 historical records
A
NCMRWA SHELBY TO ETHRIDGE
70 served0 historical records
A
NCMRWA PONDERA CO SERVICE AREA
144 served0 historical records
A
NCMRWA TIBER SERVICE AREA
200 served0 historical records
A
GLACIER POINT HO AND WUA
210 served0 historical records
A
HOLMBERG VILLAGE ESTATES
225 served0 historical records
A
GRAND VALLEY ESTATES SUBDIVISION
50 served0 historical records
A
MOONLIGHT ESTATES HOA
44 served0 historical records
A
SOUTH FORESTVALE HOA
82 served18 historical records1 recent
B
WESTERN SKIES MOBILE CT
25 served14 historical records
A
HELENA RV AND MOBILE HOME PARK
250 served132 historical records1 recent
B
TOWN VIEW ESTATES WUA INC
175 served10 historical records2 recent
B
MCHUGH MOBILE HOME PARK
490 served10 historical records1 recent
B
TREASURE STATE ACRES WUA
483 served10 historical records
A
ROSEMARYS ADDITION
30 served30 historical records
A
BEACON TRAILER COURT HELENA
55 served41 historical records1 recent
B
PIEGAN BORDER STATION
94 served245 historical records5 recent
C
RANCHVIEW ESTATES WUA
250 served9 historical records2 recent
B
HOMESTEAD VALLEY WUA HVHA
105 served10 historical records
A
TRAILS END TR PARK HELENA
35 served93 historical records1 recent
B
SHADE TREE MOBILE PARK
100 served0 historical records
A
BIG STACK ESTATES
60 served0 historical records
A
HELENA NORTH KOA
50 served38 historical records
A
RUGER WATER DISTRICT
79 served0 historical records
A
MOBILE CITY HOME PARK NO 1
100 served51 historical records1 recent
B
MOBILE CITY HOME PARK NO 2
300 served181 historical records1 recent
B
NORTH FORESTVALE HOMEOWNERS
98 served68 historical records1 recent
B
MOBILE CITY 3
40 served0 historical records
A
BROADWATER ESTATES HOA
40 served0 historical records
A
SKYVIEW WATER AND SEWER UTILITY
400 served0 historical records
A
PEBBLE GARDENS MOBILE HOME CT
125 served16 historical records
A
GOLDEN ESTATES HOMEOWNERS ASSOCIATION
400 served6 historical records
A
MASONIC HOME OF MONTANA
90 served32 historical records1 recent
B
MITCHELL COURT APARTMENTS
80 served0 historical records
A
BRIDGE CREEK ESTATES SUBDIVISION
205 served0 historical records
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)150 records
Lead and Copper Rule87 records
Consumer Confidence Rule73 records
Surface Water Treatment Rule46 records
Benzene40 records
Antimony37 records
Di(2-ethylhexyl) phthalate30 records
Pentachlorophenol23 records
Toluene23 records
2,4,5-TP22 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.