Water Quality in Medford, OR (97504)
EPA violation data for public water systems serving ZIP code 97504.
Active Health Violations
4 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.
51,089
Population
31
Water Systems
101
Violations (5yr)
4
Health-Based
Location
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Water Systems Serving This Area (31)
Medford Water Commission
All resolvedAshland Water Department
Central Point, City Of
All resolvedHillcrest Club Ltd
Winema Girl Scout Council
Blm Hyatt Lake Rec Site
Fern Valley Estates Impr Dist
1 health-basedRays Food Place #71
All resolvedWhispering Pines Mh Village
All resolvedParadise Lodge
1 health-basedCobblestone Mhp
All resolvedCrest Imperial Estates
Blm Gold Nugget Rec Site
Frontier Drive-In Theater
Westhills Country Store
All resolved18 Wheeler Truck Stop
Touvelle Tavern
1 health-basedLeisure Pines Mobile Ranch
All resolvedLakewood Shopping Center
All resolvedZoomtown Rv Park
Nestled In Hills
All resolvedTwin Pines Rv & Cg
Roxy Ann Heights Hoa
All resolvedWest Gregory Mhp South
All resolvedA River Runs Through
1 health-basedBlm Wildcat Cg Hyatt Lake
All resolvedIronwood Commercial Park Ws
All resolvedRuth Hyde - Girl Scout Camp
Half Moon Bar Lodge
All resolvedEvening Shade Subdivision
Cabins At Hyatt Lake
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Medford (97504) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 101.
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.