Water Quality in Missoula, MT (59801)

EPA violation data for public water systems serving ZIP code 59801.

Active Health Violations

11 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 97% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

30,916

Population

137

Water Systems

133

Violations (5yr)

Health-Based

Location

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Water Systems Serving This Area (137)

Missoula Water

Groundwater 68,200 people served

0 violations

Missoula County Fairgrounds

Purchased groundwater 10,016 people served

0 violations

4b'S Restaurant Deer Lodge

Groundwater 900 people served

0 violations

Christian Life Center

Groundwater 846 people served

0 violations

Lead tested: 3 ppb (limit: 15 ppb) ✓

Frenchies Super Stop

Groundwater 808 people served

0 violations

Holiday Station Store No 278

Groundwater 800 people served

0 violations

Travois Village Mobile Park

All resolved

Purchased groundwater 702 people served

1 violation (5yr) · All resolved

Lead tested: 2 ppb (limit: 15 ppb) ✓

Blessed Trinity Catholic Community

Groundwater 508 people served

0 violations

Evans Products Co

Groundwater 490 people served

0 violations

El-Mar Trailer Court

Groundwater 400 people served

0 violations

Pattee Canyon Picnic Area

Groundwater 400 people served

0 violations

C.S. Porter School

Groundwater 375 people served

0 violations

Fort Missoula Us Army

Groundwater 354 people served

0 violations

Culligan Of Missoula

Purchased groundwater 320 people served

3 violations (5yr)

Hawthorne School

Groundwater 300 people served

0 violations

Bi-Lo Foods

Groundwater 260 people served

0 violations

Target Range Little School

Groundwater 250 people served

0 violations

Hollywood Heights Trailer Park Llc

Groundwater 220 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Aphelion Inc Fox Club Cabaret

Groundwater 203 people served

0 violations

Go West Drive In Theater

Groundwater 200 people served

0 violations

Coyote'S Sports Bar & Grill

Groundwater 200 people served

0 violations

Sunset West Development

Groundwater 190 people served

0 violations

Bair Clark Properties, Llc

Groundwater 180 people served

0 violations

Mobile City Trailer Court

Groundwater 175 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Salmon Lake State Park Day Use

Groundwater 152 people served

0 violations

Magnolia Estates

Groundwater 140 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Old Hellgate Village Msla

All resolved

Groundwater 140 people served

2 violations (5yr) · All resolved

Lead tested: 3 ppb (limit: 15 ppb) ✓

Two Rivers Mobile Hm Pk Lolo

Groundwater 138 people served

0 violations

Rangitsch Brothers

Groundwater 135 people served

0 violations

Convergence Ministries

Groundwater 130 people served

0 violations

Forest Inn Lounge And Apartments

Groundwater 130 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Riverwalk And Dinos Estates

Groundwater 115 people served

0 violations

First Church Of The Nazarene

Groundwater 112 people served

0 violations

Aerial Fire Depot Complex

Groundwater 110 people served

0 violations

Trestle Creek I And Ii

Groundwater 110 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Seeley Lake Cg Lake Intake

Groundwater 110 people served

0 violations

Bee Hive Homes Msla

3 health-based

Groundwater 106 people served

5 violations (5yr) · 3 health-based · All resolved

Lead tested: 1 ppb (limit: 15 ppb) ✓

Ekstroms Stage Station

2 health-based

Groundwater 105 people served

3 violations (5yr) · 2 health-based · All resolved

Missoula Co High School Vo Ag

Groundwater 105 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Ok Corral

Groundwater 100 people served

0 violations

Richards Restaurant

Groundwater 100 people served

0 violations

Hellgate Trailer Court

Groundwater 100 people served

0 violations

Grantland Water Users

Groundwater 100 people served

0 violations

Missoula County Airport

Groundwater 100 people served

0 violations

Harveys Mobile Home Park

Groundwater 98 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Crossroads Christian Fellowship

Groundwater 93 people served

0 violations

Lee Creek Campground

Groundwater 90 people served

0 violations

Lewis & Clark Campground

Groundwater 88 people served

0 violations

Lucky Cup Coffee Unapproved

Groundwater 76 people served

0 violations

Ravalli Electric Co Op

All resolved

Groundwater 75 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Bitterroot Flat Campground

Groundwater 75 people served

0 violations

Tamarack Court

3 health-based

Groundwater 75 people served

7 violations (5yr) · 3 health-based · All resolved

Hamilton Christian Academy

2 health-based

Groundwater 70 people served

2 violations (5yr) · 2 health-based · All resolved

Namchak Retreat Ranch (Nrr) South Ws

All resolved

Groundwater 70 people served

2 violations (5yr) · All resolved

West River Road

Groundwater 68 people served

0 violations

Beach Transportation

Groundwater 65 people served

0 violations

Trout Creek Campground

Groundwater 63 people served

0 violations

Bonnie'S Place, Inc.

Groundwater 60 people served

1 violation (5yr)

Redwood Lodge

Groundwater 60 people served

0 violations

Savanac Yacc Camp

Groundwater 60 people served

0 violations

Skyline Trailer Court

Groundwater 60 people served

0 violations

Circle J Trailer Court

Groundwater 59 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Cabin City Campground

Groundwater 55 people served

0 violations

Sunset Pines

Groundwater 55 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Aspen Inc

All resolved

Groundwater 54 people served

1 violation (5yr) · All resolved

Hamilton Mobile Village

Groundwater 53 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Conner Market

Groundwater 52 people served

0 violations

Economy West Apartments

Groundwater 52 people served

0 violations

Missoula Motel-Trailer Court

Groundwater 50 people served

0 violations

Harrys Flat Campground

Groundwater 50 people served

0 violations

Benny'S Frenchtown Club Llc

Groundwater 50 people served

0 violations

Norton Picnic Area

Groundwater 50 people served

0 violations

Cascade Campground

Groundwater 50 people served

0 violations

Burlington Northern

Groundwater 50 people served

0 violations

Greenwood Trailer Court

Groundwater 50 people served

0 violations

Old Hellgate Village

Groundwater 50 people served

0 violations

Village Inn Pizza Missoula

Groundwater 48 people served

0 violations

Spirit At Play Early Child Program

Groundwater 47 people served

0 violations

Jack Lincoln Memorial Clinic

Groundwater 45 people served

0 violations

Gas Light Village Llc Unapproved

Groundwater 42 people served

0 violations

Old Mill Peninsula Hoa

Groundwater 40 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Bayern Brewery

All resolved

Groundwater 40 people served

1 violation (5yr) · All resolved

Ramer Water Supply

Groundwater 40 people served

0 violations

The Brooks

Groundwater 37 people served

0 violations

Lead tested: 3 ppb (limit: 15 ppb) ✓

Dalles Campground

Groundwater 37 people served

0 violations

Branco Court

Groundwater 37 people served

0 violations

Missoula County Shop

Groundwater 35 people served

0 violations

Peters - Priske Apartments Missoula

Groundwater 33 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

North Davis Duplexes 421

Groundwater 33 people served

0 violations

Lead tested: 0 ppb (limit: 15 ppb) ✓

Lolo Ycc Camp

Groundwater 30 people served

0 violations

Camp Menard Picnic Area

Groundwater 30 people served

0 violations

Sunwood Acres Water Assoc.

Groundwater 30 people served

0 violations

Corican Village Trailer Court

Groundwater 30 people served

0 violations

Long Addition No 2 Lots 3&4 Pws

Groundwater 30 people served

0 violations

Bend Work Center & Ycc

Groundwater 30 people served

0 violations

Bonita Yacc Camp

Groundwater 30 people served

0 violations

Pine Cone Court-Clinton

Groundwater 30 people served

0 violations

27th Street Duplexes

Groundwater 30 people served

0 violations

Many Springs Flathead Lake Resort

1 health-based

Surface water 28 people served

3 violations (5yr) · 1 health-based · All resolved

Tammaro Water Bottling

Groundwater 27 people served

0 violations

Chief Looking Glass Campground

Groundwater 25 people served

0 violations

Benjamin Ramer

Groundwater 25 people served

0 violations

Mullan Road Trailer Court

Groundwater 25 people served

0 violations

Fort Owen State Monument

Groundwater 25 people served

0 violations

Turah Fishing Access Site

Groundwater 25 people served

0 violations

Goldrush Campground

Groundwater 25 people served

0 violations

Pine Cone Trailer Court

Groundwater 25 people served

0 violations

Grizzly Campground

Groundwater 25 people served

0 violations

Salmon Lake Campground

Groundwater 25 people served

0 violations

Beavertail Hill Rec Area

Groundwater 25 people served

0 violations

Salmon Lake Picnic Area

Groundwater 25 people served

0 violations

Taborsky Trailer Court

Groundwater 25 people served

0 violations

Orange Street Food Farm Vending Machine

Purchased groundwater 25 people served

0 violations

Painted Rocks State Park

Groundwater 25 people served

0 violations

Mama Bears Daycare Center

Groundwater 25 people served

0 violations

Eddys Bakery

Groundwater 25 people served

0 violations

7th Street Duplexes

Groundwater 25 people served

0 violations

Turah Fishing Access Site

Groundwater 25 people served

0 violations

B & M Zoo Subdivision

Groundwater 25 people served

100 violations (5yr)

Lead tested: 1 ppb (limit: 15 ppb) ✓

Resolved

Nitrate-Nitrite Monitoring

Apr 2025 Resolved

Nitrate-Nitrite Monitoring

Jul 2024 Resolved

Nitrate-Nitrite Monitoring

Jan 2024 Resolved

Lead and Copper Rule Monitoring

Sep 2022 Resolved

HEXACHLOROBENZENE Monitoring

Jul 2022 Resolved

Carbofuran Monitoring

Jul 2022 Resolved

2,4-D Monitoring

Jul 2022 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Jul 2022 Resolved

Toxaphene Monitoring

Jul 2022 Resolved

Di(2-ethylhexyl) adipate Monitoring

Jul 2022 Resolved

Endrin Monitoring

Jul 2022 Resolved

Dalapon Monitoring

Jul 2022 Resolved

Revised Total Coliform Rule Monitoring

Jul 2022 Resolved

LASSO Monitoring

Jul 2022 Resolved

Nitrate-Nitrite Monitoring

Jul 2022 Resolved

OXAMYL Monitoring

Jul 2022 Resolved

Hexachlorocyclopentadiene Monitoring

Jul 2022 Resolved

Simazine Monitoring

Jul 2022 Resolved

BHC-GAMMA Monitoring

Jul 2022 Resolved

2,4,5-TP Monitoring

Jul 2022 Resolved

Heptachlor Monitoring

Jul 2022 Resolved

Atrazine Monitoring

Jul 2022 Resolved

Heptachlor epoxide Monitoring

Jul 2022 Resolved

Dinoseb Monitoring

Jul 2022 Resolved

Chlordane Monitoring

Jul 2022 Resolved

Pentachlorophenol Monitoring

Jul 2022 Resolved

Methoxychlor Monitoring

Jul 2022 Resolved

Benzo(a)pyrene Monitoring

Jul 2022 Resolved

Picloram Monitoring

Jul 2022 Resolved

Hexachlorocyclopentadiene Monitoring

Apr 2022 Resolved

Atrazine Monitoring

Apr 2022 Resolved

BHC-GAMMA Monitoring

Apr 2022 Resolved

Carbofuran Monitoring

Apr 2022 Resolved

Methoxychlor Monitoring

Apr 2022 Resolved

Endrin Monitoring

Apr 2022 Resolved

Heptachlor epoxide Monitoring

Apr 2022 Resolved

HEXACHLOROBENZENE Monitoring

Apr 2022 Resolved

Dalapon Monitoring

Apr 2022 Resolved

Simazine Monitoring

Apr 2022 Resolved

OXAMYL Monitoring

Apr 2022 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Apr 2022 Resolved

2,4-D Monitoring

Apr 2022 Resolved

Pentachlorophenol Monitoring

Apr 2022 Resolved

2,4,5-TP Monitoring

Apr 2022 Resolved

Toxaphene Monitoring

Apr 2022 Resolved

Di(2-ethylhexyl) adipate Monitoring

Apr 2022 Resolved

Heptachlor Monitoring

Apr 2022 Resolved

LASSO Monitoring

Apr 2022 Resolved

Picloram Monitoring

Apr 2022 Resolved

Dinoseb Monitoring

Apr 2022 Resolved

Chlordane Monitoring

Apr 2022 Resolved

Benzo(a)pyrene Monitoring

Apr 2022 Resolved

Di(2-ethylhexyl) adipate Monitoring

Jan 2022 Resolved

Pentachlorophenol Monitoring

Jan 2022 Resolved

Endrin Monitoring

Jan 2022 Resolved

HEXACHLOROBENZENE Monitoring

Jan 2022 Resolved

Carbofuran Monitoring

Jan 2022 Resolved

Nitrate-Nitrite Monitoring

Jan 2022 Resolved

Simazine Monitoring

Jan 2022 Resolved

Heptachlor epoxide Monitoring

Jan 2022 Resolved

Hexachlorocyclopentadiene Monitoring

Jan 2022 Resolved

Heptachlor Monitoring

Jan 2022 Resolved

2,4,5-TP Monitoring

Jan 2022 Resolved

Chlordane Monitoring

Jan 2022 Resolved

Methoxychlor Monitoring

Jan 2022 Resolved

BHC-GAMMA Monitoring

Jan 2022 Resolved

Dalapon Monitoring

Jan 2022 Resolved

Atrazine Monitoring

Jan 2022 Resolved

Benzo(a)pyrene Monitoring

Jan 2022 Resolved

Picloram Monitoring

Jan 2022 Resolved

OXAMYL Monitoring

Jan 2022 Resolved

Toxaphene Monitoring

Jan 2022 Resolved

Dinoseb Monitoring

Jan 2022 Resolved

LASSO Monitoring

Jan 2022 Resolved

2,4-D Monitoring

Jan 2022 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Jan 2022 Resolved

Heptachlor epoxide Monitoring

Jul 2021 Resolved

2,4-D Monitoring

Jul 2021 Resolved

Atrazine Monitoring

Jul 2021 Resolved

Toxaphene Monitoring

Jul 2021 Resolved

Picloram Monitoring

Jul 2021 Resolved

Carbofuran Monitoring

Jul 2021 Resolved

Simazine Monitoring

Jul 2021 Resolved

Heptachlor Monitoring

Jul 2021 Resolved

2,4,5-TP Monitoring

Jul 2021 Resolved

Methoxychlor Monitoring

Jul 2021 Resolved

OXAMYL Monitoring

Jul 2021 Resolved

Hexachlorocyclopentadiene Monitoring

Jul 2021 Resolved

BHC-GAMMA Monitoring

Jul 2021 Resolved

Benzo(a)pyrene Monitoring

Jul 2021 Resolved

HEXACHLOROBENZENE Monitoring

Jul 2021 Resolved

LASSO Monitoring

Jul 2021 Resolved

Dinoseb Monitoring

Jul 2021 Resolved

Pentachlorophenol Monitoring

Jul 2021 Resolved

Di(2-ethylhexyl) adipate Monitoring

Jul 2021 Resolved

Endrin Monitoring

Jul 2021 Resolved

Dalapon Monitoring

Jul 2021 Resolved

Chlordane Monitoring

Jul 2021 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Jul 2021 Resolved

Fishtrap Lake Campground

Groundwater 25 people served

0 violations

Frenchtown Pond Rec Area

Groundwater 25 people served

0 violations

Placid Lake Rec Area

Groundwater 25 people served

0 violations

Dayton Harbor Cottages

Groundwater 25 people served

0 violations

Yokes Foods Reserve In Missoula

All resolved

Purchased groundwater 25 people served

1 violation (5yr) · All resolved

Johnsrud Campground

Groundwater 25 people served

0 violations

Motown Rv And Apts

Groundwater 25 people served

0 violations

M & R Trailer Court

Groundwater 25 people served

0 violations

Painted Rocks Recreation Area

Groundwater 25 people served

0 violations

Northwest Trailer Park Victor

Groundwater 25 people served

0 violations

Borden Chemical

Groundwater 23 people served

0 violations

Royal Manor

Groundwater 21 people served

0 violations

Daniel Addition

Groundwater 20 people served

0 violations

Maplewood Manor

Groundwater 20 people served

0 violations

Recovery Centers Of Montana

Groundwater 0

0 violations

Valley Homes Addition

Groundwater 0

0 violations

Nine Mile Roadk Js Nine Mile Steak House

Groundwater 0

0 violations

Ori-Pioneer Homes Unapproved

Groundwater 0

0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

12 violations

All resolved

Groundwater RuleHealth-Based

12 violations

All resolved

Nitrate-NitriteMonitoring

7 violations

All resolved

Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

6 violations

Has active

HEXACHLOROBENZENEMonitoring

4 violations

All resolved

CarbofuranMonitoring

4 violations

All resolved

2,4-DMonitoring

4 violations

All resolved

Di(2-ethylhexyl) phthalateMonitoring

4 violations

All resolved

ToxapheneMonitoring

4 violations

All resolved

Di(2-ethylhexyl) adipateMonitoring

4 violations

All resolved

EndrinMonitoring

4 violations

All resolved

DalaponMonitoring

4 violations

All resolved

LASSOMonitoring

4 violations

All resolved

OXAMYLMonitoring

4 violations

All resolved

HexachlorocyclopentadieneMonitoring

4 violations

All resolved

SimazineMonitoring

4 violations

All resolved

BHC-GAMMAMonitoring

4 violations

All resolved

2,4,5-TPMonitoring

4 violations

All resolved

HeptachlorMonitoring

4 violations

All resolved

AtrazineMonitoring

4 violations

All resolved

Heptachlor epoxideMonitoring

4 violations

All resolved

DinosebMonitoring

4 violations

All resolved

ChlordaneMonitoring

4 violations

All resolved

PentachlorophenolMonitoring

4 violations

All resolved

MethoxychlorMonitoring

4 violations

All resolved

Benzo(a)pyreneMonitoring

4 violations

All resolved

PicloramMonitoring

4 violations

All resolved

BromateMonitoring

2 violations

All resolved

Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation

All resolved

NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

1 violation

All resolved

Lead & Copper Levels

Lead (Pb)

Within limit

3 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Missoula (59801) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 133.

Fewer violations 97th 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

NSF Certified Products → EPA Safe Drinking Water Guide →

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.