Water Quality in Klamath Falls, OR (97603)
EPA violation data for public water systems serving ZIP code 97603.
Active Health Violations
5 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 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
33,222
Population
47
Water Systems
100
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (47)
Klamath Falls Water Dept
All resolvedHenley High/Jr High/Elementary
Oregon Water Utilities - Mountain Lakes
All resolvedFalcon Heights
1 health-basedCamp Esther Applegate-%Ch.Lds
Skyline View Dist Improvement
All resolvedOregon Water Utilities - Southview
All resolvedMollies
Fairhaven Elem Klamath Co Sd
Keno Elementary County Unit
Pine Grove Water Dist (Klamath)
Crossroads Mobile Home Park
1 health-basedCinders Cafe & Bar
Camp Esther Applegate Lds
All resolvedFirst Addition-Moyina Heights
Shasta Glen Mhp
Up In Smoke Bbq
Gerber Water System
All resolvedRidgewater Water System
All resolvedOregon Water Utilities-Pinecrest
All resolvedKlamath Auction Cafeteria
All resolvedShield Crest Water Assn
Mountain Lakes Bible Camp
All resolvedCollier Lane Hoa
Shield Crest Golf Club
2 health-basedKlamath Co Sd Admin Offices
Klamath Co Sd Admin Office
Bonanza Kindergarten
Ama Mini Mart #1
All resolvedShield Crest Condos
Union School
1 health-basedKlamath Co Project Homefront
All resolvedOlene Store
Mia & Pias Pizzeria
Unitarian Universalist Fellowship-Kf
South Entrance Motel
Macs Store
All resolvedTransformation Wellness Center
Tombstone Livery & Stables
Just Loafn Mini Mart
Tingley Lake Estates #1
Tingley Lake Estates #2
Brim Tractor Company
Merrill Lakeview Junction
Golden West Motel
Masami Foods Inc
All resolvedAma Mini Mart #2
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Klamath Falls (97603) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 100.
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
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
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.