Water Quality in Dillon, MT (59725)
EPA violation data for public water systems serving ZIP code 59725.
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 90% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
8,343
Population
73
Water Systems
47
Violations (5yr)
8
Health-Based
Location
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Water Systems Serving This Area (73)
Dillon City Of
Bannack St Park Visitor Center
Keller Subdivision No 2 Hoa
Hildreth Subdivision No 2
All resolvedBeaverhead River Rv Park & Campground
All resolvedBig Sky Truck Stop
Ned Eva Bowling Center Inc
Hildreth Subdivision No 3
1 health-basedCountry Side Rv Park
Lewis And Clark Campground
4 health-basedBirch Creek Outdoor Ed Center
All resolvedBannack State Park Upper Cg
F L Stoltz Land & Lumber
Red Sky Mobile Home Community
All resolvedSkyline Tr Ct And Rv Park
1 health-basedClarks Lookout
All resolvedPrice Creek Campground
All resolvedGrasshopper Campground
All resolvedFishing Access Campground
River Ranch Campground
Crystal Park
All resolvedElevation Newco, Llc
All resolvedSouthside Rv Park Well No 2
Southside Rv Park Well No 1
Kingdom Hall Of Jehovahs Witnesses
1 health-basedShady Nook Trailer Court
Grant School District #7
Buffalo Lodge Bar
1 health-basedArmstead Campground
Horse Prairie East Campground
Mussigbrod Lake Campground
Barretts Diversion Dam Cg South
South Madison Pa Well 5
Lodgepole Campground
Towne Inn Pizza
Truck Inn
Wayside Acres
Steel Creek Campground
Mill Creek Cg Well No 2
Miner Lake Cg Well No 2
Jackson Water Supply
Jack Creek Campground
Reservoir Lake Campground
Mono Creek Campground
Willow Campground
Seymour Cg Well No 1
West Madison Cg Well 11
Beaverhead Campground North
Beaverhead Campground Middle
Lone Tree Campground
Barretts Diversion Dam Cg North
All resolvedMiner Lake Campground
Dillon Trailer Court
Hap Hawkins Campground
Horse Prairie Campground East
Beaverhead Marina
West Madison Cg #8
Horse Prairie Campground West
All resolvedMontana Fish & Game
Cameahwait Campground East
Beaverhead Campground South
Miner Lake Cg Well No 3
Dinner Station Campground
Cameahwait Campground West
East Creek Campground
Barrett'S Diversion Dam Cg
Potosi Cg East Well No 1
Red Mountain Cg Well #13 Blm
Aspen Picnic Area
Potosi Cg West Well No 2
Lds Church Lima
Red Mountain Cg Well #12 Blm
Twin Lakes Cg New Well No 2
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jan 2023
How Does This Compare?
Dillon (59725) has more violations than 90% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 47.
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.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 certified
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.