Water Quality in Kalispell, MT (59901)
EPA violation data for public water systems serving ZIP code 59901.
Active Health Violations
8 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 98% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
63,161
Population
199
Water Systems
169
Violations (5yr)
8
Health-Based
Location
Loading map...
Water Systems Serving This Area (199)
Kalispell Public Works
Groundwater 25,000 people served
0 violations
Flathead County Water And Sewer
All resolved Groundwater 7,775 people served
1 violation (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Glacier Park International Airport
Groundwater 2,680 people served
0 violations
Lead tested: 10 ppb (limit: 15 ppb) ✓
Big Sky Speedway
Groundwater 700 people served
0 violations
Easthaven Baptist Church
Groundwater 700 people served
0 violations
West Valley School District No 1
Groundwater 650 people served
0 violations
Hope Church
All resolved Groundwater 650 people served
1 violation (5yr)
· All resolved
Woodys Country Store
1 health-based Groundwater 418 people served
2 violations (5yr)
· 1 health-based · All resolved
Stillwater Christian School
Groundwater 350 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Southside Public Water Supply
Groundwater 306 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Snowline Acres
All resolved Groundwater 300 people served
2 violations (5yr)
· All resolved
Smith Valley School Lower
Groundwater 280 people served
0 violations
Black Angus Casino
Groundwater 275 people served
0 violations
H E Robinson Vo Ag Center
Groundwater 260 people served
0 violations
Country Lake Homes Whitefish
All resolved Groundwater 260 people served
1 violation (5yr)
· All resolved
Hilltop Terrace No 2 Columbia F
Groundwater 250 people served
0 violations
Lake Blaine Resort
Groundwater 250 people served
0 violations
Ponderosa Homeowners Assn Inc
Groundwater 246 people served
0 violations
Lead tested: 4 ppb (limit: 15 ppb) ✓
Stillwater Free Lutheran Church
All resolved Groundwater 240 people served
1 violation (5yr)
· All resolved
Pettyjohns The Water Store
Purchased groundwater 225 people served
2 violations (5yr)
Murdochs Columbia Falls
Groundwater 215 people served
0 violations
Flathead Lutheran Bible Camp
All resolved Groundwater 204 people served
1 violation (5yr)
· All resolved
Fairmont Egan School Dist No 3
Groundwater 200 people served
0 violations
Helena Flats School Dist 15
Groundwater 200 people served
0 violations
Church At Creston
All resolved Groundwater 200 people served
1 violation (5yr)
· All resolved
Cayuse Prairie School Dist No 10
Groundwater 195 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Greenwood Village Rv And Mhp
All resolved Purchased groundwater 195 people served
1 violation (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Tamarack Woods Hoa Lakeside
Groundwater 180 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Owl Creek Holland Lake
Groundwater 169 people served
0 violations
Fox Hill Estates
All resolved Groundwater 163 people served
1 violation (5yr)
· All resolved
Kila School District No 20
Groundwater 160 people served
0 violations
Sunrise Cafe
Groundwater 157 people served
0 violations
East Evergreen Mobile Manor
All resolved Purchased groundwater 155 people served
2 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
River The
Groundwater 153 people served
0 violations
Applied Materials
Groundwater 150 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Scottys Bar
Groundwater 150 people served
0 violations
Lakeside Yacc Camp
Groundwater 150 people served
0 violations
Swan Lake Annex Campground
Groundwater 150 people served
0 violations
Holland Lake Campground
Surface water 150 people served
0 violations
Rocky Cliff Estates
All resolved Groundwater 140 people served
1 violation (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Sunset Development Co
Groundwater 137 people served
0 violations
Sunset Development Company
Groundwater 137 people served
0 violations
Marion School District 54
Groundwater 135 people served
0 violations
Montana Basecamp Rv Resort
Purchased groundwater 132 people served
0 violations
Sunrise Terrace Subd No 2
All resolved Groundwater 131 people served
2 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Stillwater Estates County W And S Dist
Groundwater 130 people served
0 violations
Lead tested: 4 ppb (limit: 15 ppb) ✓
West Valley Pines Hoa Inc
All resolved Groundwater 130 people served
1 violation (5yr)
· All resolved
Logan Montana State Park
Groundwater 128 people served
0 violations
Two Mile Tract Hoa
Groundwater 128 people served
0 violations
Green Acres Mobile Home Court
Groundwater 125 people served
0 violations
Quail Ridge
Groundwater 123 people served
0 violations
Creston School District 9
Groundwater 121 people served
0 violations
Holbrook Estates
Groundwater 120 people served
1 violation (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓
Finley Point Mt State Park
Groundwater 120 people served
0 violations
Flathead Christian School
Groundwater 120 people served
0 violations
Hoopers Garden Center
All resolved Groundwater 120 people served
13 violations (5yr)
· All resolved
Wettington Water District Inc
1 health-based Groundwater 119 people served
13 violations (5yr)
· 1 health-based · All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Tally Lake Campground
1 health-based Groundwater 117 people served
3 violations (5yr)
· 1 health-based · All resolved
Kopper Kitchen
All resolved Groundwater 116 people served
1 violation (5yr)
· All resolved
Best Western Plus Flathead Lake Inn
Groundwater 112 people served
0 violations
Windiggers Casino
All resolved Groundwater 108 people served
2 violations (5yr)
· All resolved
Blaine Creek Grill
All resolved Groundwater 103 people served
6 violations (5yr)
· All resolved
Jagz
Groundwater 102 people served
0 violations
Whitefish Lake Mt State Park
Groundwater 102 people served
0 violations
Ideal Trailer Court-Mclaughlin
Groundwater 100 people served
0 violations
Seventh Day Adventist Church Kalispell
All resolved Groundwater 100 people served
1 violation (5yr)
· All resolved
Lone Pine Sra
Groundwater 100 people served
0 violations
Cayuse School Mt Brook Campus
Groundwater 100 people served
0 violations
Fielding Work Center & Picnic
Groundwater 100 people served
0 violations
Thompson Ranchettes Ii
Groundwater 100 people served
0 violations
Lead tested: 5 ppb (limit: 15 ppb) ✓
Dick Austin Potable Water
Purchased groundwater 100 people served
0 violations
Bissell School District No 58
Groundwater 97 people served
0 violations
Rollins Restaurant Rv Park
1 health-based Surface water 97 people served
1 violation (5yr)
· 1 health-based
North Haven Heights Water Assoc Inc
Groundwater 95 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Pleasant Hill Estates Hoa
1 health-based Groundwater 90 people served
5 violations (5yr)
· 1 health-based · All resolved
Solid Rock Ventures Llc
Groundwater 90 people served
3 violations (5yr)
Paradise Cove
Groundwater 89 people served
0 violations
Stillwater Water District
All resolved Groundwater 85 people served
1 violation (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Green Acres Court
Groundwater 85 people served
0 violations
Lead tested: 5 ppb (limit: 15 ppb) ✓
Pleasant View Homesites W And S District
1 health-based Groundwater 85 people served
3 violations (5yr)
· 1 health-based · All resolved
Mcgregor Lakes Rv Llc
1 health-based Groundwater 82 people served
1 violation (5yr)
· 1 health-based · All resolved
Creston Center
Groundwater 80 people served
0 violations
Hillcrest Estates
Groundwater 75 people served
0 violations
Big Arm Flathead Lake Mt St Pk
Groundwater 75 people served
0 violations
Ashley Hills Hoa
Groundwater 75 people served
0 violations
Lead tested: 4 ppb (limit: 15 ppb) ✓
Aspen Knoll
Groundwater 75 people served
0 violations
Hideaway Tr Pk Columbia Falls
Groundwater 75 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Spencer And Co
Groundwater 75 people served
0 violations
Hilltop Terrace-Flathead Ut Co
Groundwater 75 people served
0 violations
Flthd Cty Road Maintenance Shop
Groundwater 66 people served
0 violations
Panoramic Mountain River Heights W Dist
Groundwater 65 people served
0 violations
Hillcrest Community Water
All resolved Groundwater 65 people served
1 violation (5yr)
· All resolved
Lead tested: 3 ppb (limit: 15 ppb) ✓
Lions Bitterroot Youth Camp
Groundwater 65 people served
0 violations
Lone Pine Montana State Park
Groundwater 64 people served
0 violations
East Valley Estates
All resolved Groundwater 63 people served
2 violations (5yr)
· All resolved
West Shore Flathead Mt St Park
Groundwater 60 people served
0 violations
Condon Work Center
All resolved Groundwater 60 people served
5 violations (5yr)
· All resolved
Somers Fishing Access Site
Groundwater 60 people served
0 violations
Big Mountain Cider Works
All resolved Groundwater 56 people served
2 violations (5yr)
· All resolved
Kalispell Industrial Center Wua
Groundwater 55 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Skyview Park
1 health-based Purchased groundwater 55 people served
3 violations (5yr)
· 1 health-based
Lead tested: 1 ppb (limit: 15 ppb) ✓
Kelly Raes Conoco
All resolved Groundwater 54 people served
2 violations (5yr)
· All resolved
Silver Bullet Bar
All resolved Groundwater 54 people served
7 violations (5yr)
· All resolved
Darrell Fenner 4h Camp
All resolved Groundwater 53 people served
3 violations (5yr)
· All resolved
Smith Valley School Upper
Groundwater 53 people served
0 violations
Fieldstone Subdivision
Groundwater 52 people served
0 violations
Carl Lauterjung
Groundwater 51 people served
0 violations
Winterhawk Group Home
Groundwater 50 people served
0 violations
Ridgeview Subdivision
Groundwater 50 people served
0 violations
Devil Creek Campground
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Spotted Bear Rs And Cg
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Bernie Park Rest Stop
Groundwater 50 people served
0 violations
Holt Stage Hideaway
Groundwater 50 people served
0 violations
R J Northern Park
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Lucky Pick Casino
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Helena North Koa
Groundwater 50 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Longbranch Bar
Groundwater 50 people served
0 violations
Forest Hill Hoa
Groundwater 50 people served
0 violations
Hidden Meadow Mobile Manor
Groundwater 50 people served
0 violations
Rosewood Acres
Groundwater 50 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
District Court Llc
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Lead tested: 9 ppb (limit: 15 ppb) ✓
Berne Memorial Park
Groundwater 50 people served
0 violations
Levengoods
Groundwater 50 people served
0 violations
Northfork Tr Ct Columbia Falls
All resolved Groundwater 48 people served
1 violation (5yr)
· All resolved
Mountain Meadow Herbs
Groundwater 45 people served
0 violations
Rainbow'S End Mobile Manor
Groundwater 45 people served
0 violations
Sky Ranch Water Association
Groundwater 45 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Lake Mary Ronan State Park
Groundwater 44 people served
0 violations
Big Creek Campground
All resolved Groundwater 42 people served
2 violations (5yr)
· All resolved
Lost Johnny Point Campground
All resolved Groundwater 42 people served
1 violation (5yr)
· All resolved
Thompson Falls Mt State Park
Groundwater 42 people served
0 violations
Rocky Cliff Industrial Park
All resolved Groundwater 41 people served
1 violation (5yr)
· All resolved
Hansons Trailer Court
All resolved Groundwater 40 people served
2 violations (5yr)
· All resolved
Lead tested: 3 ppb (limit: 15 ppb) ✓
Spruce Meadows Hoa
Groundwater 40 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Murray Bay Campground
All resolved Purchased groundwater 40 people served
1 violation (5yr)
· All resolved
Rocky Mountain Hi Campground
Groundwater 40 people served
0 violations
Dwaynes Village
Groundwater 40 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Mcgregor Lake Highlands
Groundwater 38 people served
0 violations
Demersville School
Groundwater 38 people served
0 violations
Foys Lakeside Estates Water & Sewer Dist
Groundwater 36 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Whitefish River Ranch
All resolved Groundwater 36 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Apple Barrel
All resolved Groundwater 36 people served
2 violations (5yr)
· All resolved
Glacier Business Center
Groundwater 35 people served
0 violations
Hungry Horse Ranger Station
Groundwater 35 people served
0 violations
Ridgeview Water Users Assoc
Groundwater 35 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Camp Ponderosa Llc
Groundwater 35 people served
0 violations
Dnrc Northwest Land Office
Groundwater 34 people served
0 violations
Riverview Overlook Hoa
Groundwater 33 people served
0 violations
Hadley Road Hoa
Groundwater 33 people served
0 violations
Wapiti Acres County Water And Sewer Dist
Groundwater 32 people served
0 violations
Lead tested: 39 ppb (limit: 15 ppb)
Recovery Centers Of Montana
All resolved Groundwater 32 people served
4 violations (5yr)
· All resolved
Happy Valley Water
Groundwater 32 people served
0 violations
Rogers Trailer Court
Groundwater 32 people served
0 violations
Star Meadows
Groundwater 32 people served
0 violations
Big Creek Outdoor Educ Center
Groundwater 31 people served
8 violations (5yr)
Logan Recreation Area
Groundwater 30 people served
0 violations
Brook Drive Water Assn
Groundwater 30 people served
0 violations
Sweetgrass Ranch Subdivision
Groundwater 30 people served
0 violations
North Blaine Estates Hoa
All resolved Groundwater 30 people served
3 violations (5yr)
· All resolved
Western Acres Homeowners Assn
Groundwater 30 people served
0 violations
Boorman School
Groundwater 29 people served
0 violations
Swan Ridge Hoa
All resolved Groundwater 28 people served
2 violations (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Kalispell Livestock Auction
Groundwater 28 people served
0 violations
Emery Bay Campground
All resolved Purchased groundwater 27 people served
1 violation (5yr)
· All resolved
Trinity Lutheran Church Camp
All resolved Groundwater 27 people served
5 violations (5yr)
· All resolved
Woods Bay Fishing Access Site
Groundwater 26 people served
0 violations
Equity Supply Co
Groundwater 25 people served
0 violations
West Shore Recreation Area
Groundwater 25 people served
0 violations
Halfmoon Meadows Hoa
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Blue Dog Rv
All resolved Groundwater 25 people served
8 violations (5yr)
· All resolved
New Covenant Christian School
Groundwater 25 people served
0 violations
Water
Groundwater 25 people served
0 violations
White Birch Motel & Tr Ct
Groundwater 25 people served
0 violations
Country Bourne
Groundwater 25 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Yellow Bay Flathead Mt St Park
Groundwater 25 people served
0 violations
Big Arm Recreation Area
Surface water 25 people served
0 violations
Doris Point Picnic Area
Surface water 25 people served
0 violations
Wayfarers Recreation Area
Groundwater 25 people served
0 violations
Kiwanis Lane Recreation Area
Groundwater 25 people served
0 violations
Old Steel Bridge Fas
Groundwater 25 people served
0 violations
Silver Basin Inn Hungry Horse
Groundwater 25 people served
0 violations
Finley Point Recreation Area
Groundwater 25 people served
0 violations
Thompson Falls Rec Area
Groundwater 25 people served
0 violations
Yellow Bay Recreation Area
Surface water 25 people served
0 violations
Whitefish Recreation Area
Groundwater 25 people served
0 violations
Shady Lane Roller Rink
Groundwater 25 people served
0 violations
Community Chapel School
Groundwater 25 people served
0 violations
Conrad Complex 03025
Groundwater 25 people served
0 violations
Robinson Water # 1 East
All resolved Groundwater 25 people served
21 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Country Court Community Inc
Groundwater 25 people served
0 violations
Pine Grove School
Groundwater 25 people served
0 violations
Longbranch Bar
Groundwater 25 people served
0 violations
Paps Trailer Court
Groundwater 20 people served
0 violations
Kimber Manufacturing Inc
Groundwater 12 people served
0 violations
Glacier Horse Ranch
Groundwater 10 people served
0 violations
Turtle Mountain Estates
Groundwater 10 people served
0 violations
Peoples Store
Groundwater 4 people served
0 violations
Zone Family Fun Center
Groundwater 0
0 violations
Alpine Business Center
Groundwater 0
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
89 violations
Has active
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
22 violations
All resolved
Nitrate-NitriteMonitoring
18 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
10 violations
Has active
E. COLIMonitoring
5 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
2 violations
All resolved
Combined UraniumMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Kalispell (59901) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 169.
Fewer violations 98th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.