Water Quality in Medford, OR (97502)
EPA violation data for public water systems serving ZIP code 97502.
Active Health Violations
6 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.
29,067
Population
78
Water Systems
172
Violations (5yr)
6
Health-Based
Location
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Water Systems Serving This Area (78)
Medford Water Commission
All resolved Surface water 106,068 people served
3 violations (5yr)
· All resolved
Lead tested: 0.54 ppb (limit: 15 ppb) ✓
Ashland Water Department
Surface water 20,946 people served
0 violations
Lead tested: 1.95 ppb (limit: 15 ppb) ✓
Central Point, City Of
All resolved Purchased surface water 19,785 people served
1 violation (5yr)
· All resolved
Lead tested: 0.67 ppb (limit: 15 ppb) ✓
Elk City Water District
All resolved Purchased surface water 600 people served
2 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Jackson Co Pks Emigrant Lake
1 health-based Surface water 438 people served
8 violations (5yr)
· 1 health-based
Sams Valley Elem Sd #6
All resolved Groundwater 360 people served
2 violations (5yr)
· All resolved
Lead tested: 0.81 ppb (limit: 15 ppb) ✓
Camp Makualla Bsa
All resolved Groundwater 325 people served
4 violations (5yr)
· All resolved
M&J Market
All resolved Groundwater 250 people served
2 violations (5yr)
· All resolved
Diner 62
1 health-based Groundwater 243 people served
3 violations (5yr)
· 1 health-based
Lead tested: 1.1 ppb (limit: 15 ppb) ✓
Jackson County Joseph Stewart Park
Groundwater 204 people served
0 violations
Sams Valley Primary
Groundwater 203 people served
0 violations
Dardanelles Community Store
All resolved Groundwater 200 people served
4 violations (5yr)
· All resolved
Central Point Little League
Purchased surface water 200 people served
0 violations
Madrone Hill Mobile Home Park
All resolved Groundwater 155 people served
2 violations (5yr)
· All resolved
Lead tested: 1.73 ppb (limit: 15 ppb) ✓
Jackson County Tub Springs Wayside
All resolved Groundwater 150 people served
1 violation (5yr)
· All resolved
Camp Mcloughlin%Crater Lk Coun
Groundwater 130 people served
0 violations
Whiskey River Cafe & Lounge
All resolved Groundwater 125 people served
10 violations (5yr)
· All resolved
Los Aguilar Taqueria
All resolved Groundwater 100 people served
6 violations (5yr)
· All resolved
Upper Rogue River House/Edgewater Inn
Groundwater 100 people served
0 violations
Fairground Service
Groundwater 100 people served
0 violations
Ascend Elite Cheer
All resolved Groundwater 100 people served
5 violations (5yr)
· All resolved
Jackson Co Pks Howard Prairie
Groundwater 100 people served
0 violations
Jackson Co Pks Rogue Elk Park
1 health-based Groundwater 100 people served
5 violations (5yr)
· 1 health-based · All resolved
Dutch Bros
All resolved Purchased surface water 100 people served
28 violations (5yr)
· All resolved
Central Point Shell Service
Groundwater 100 people served
0 violations
Rustic Trailer Park
Groundwater 100 people served
0 violations
Jackson Co Pks Klum Landing/Sugar Pine
Groundwater 100 people served
0 violations
Ashland Dairy Queen
All resolved Groundwater 100 people served
1 violation (5yr)
· All resolved
Jackson County Casey Park
Groundwater 100 people served
0 violations
Jackson Co Pks Apserkaha
Groundwater 100 people served
0 violations
Bear Creek Mobile Home Park
All resolved Groundwater 95 people served
3 violations (5yr)
· All resolved
Lead tested: 0.58 ppb (limit: 15 ppb) ✓
Jackson Co Pks Willow Lake
Groundwater 90 people served
0 violations
Nauvoo Mobile Estates
All resolved Groundwater 85 people served
1 violation (5yr)
· All resolved
Gold Hill Mobile Home Park
Groundwater 76 people served
4 violations (5yr)
J And J Market
1 health-based Groundwater 75 people served
4 violations (5yr)
· 1 health-based · All resolved
Rellik Winery
All resolved Groundwater 75 people served
14 violations (5yr)
· All resolved
Jackson Co Pks Shady Cove Park
Groundwater 75 people served
0 violations
Sunridge Estates Lower
All resolved Groundwater 71 people served
2 violations (5yr)
· All resolved
Lead tested: 1.33 ppb (limit: 15 ppb) ✓
Jackson Co Pks Willow Point Cg
Groundwater 70 people served
0 violations
Rusted Gate Farm
All resolved Groundwater 60 people served
2 violations (5yr)
· All resolved
Shepherd Of The Valley Church
Groundwater 50 people served
0 violations
Martys Feed & Supply
Groundwater 50 people served
0 violations
Combined Transport Logistics
1 health-based Groundwater 50 people served
9 violations (5yr)
· 1 health-based · All resolved
Lead tested: 4.07 ppb (limit: 15 ppb) ✓
Big Four Market
Groundwater 50 people served
0 violations
Jackson Co Pks Cantrall Buckley
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Rogue Valley Auction Cafe
Groundwater 50 people served
0 violations
Triple Tree Restaurant & Lounge
Groundwater 50 people served
0 violations
Valley Vista Water Improv Dist
All resolved Groundwater 48 people served
5 violations (5yr)
· All resolved
Lead tested: 1.93 ppb (limit: 15 ppb) ✓
Early Years Montessori
Groundwater 45 people served
0 violations
Pine Street Mobile Park
Groundwater 45 people served
0 violations
Calvary Worship Center
1 health-based Groundwater 40 people served
9 violations (5yr)
· 1 health-based · All resolved
Mclane Industrial Park
All resolved Groundwater 40 people served
10 violations (5yr)
· All resolved
Lead tested: 10.6 ppb (limit: 15 ppb) ✓
Tolo Tavern
Groundwater 35 people served
0 violations
Chevron Sta #8337 Central Pt
Groundwater 30 people served
0 violations
Whites Midway Service
Groundwater 30 people served
0 violations
Jackson Co Pks Grizzly Cg
Groundwater 30 people served
0 violations
Medford Gun Club
Groundwater 30 people served
0 violations
Sunridge Estates Upper
Groundwater 28 people served
2 violations (5yr)
Rainey'S Corner Market
Groundwater 27 people served
0 violations
Church Of Christ
Groundwater 27 people served
0 violations
Valley Trading Post
Groundwater 27 people served
0 violations
Dogs For Better Lives
Groundwater 26 people served
3 violations (5yr)
Oak Manor Motel
Groundwater 26 people served
0 violations
Pentecostal Church Of God
Groundwater 26 people served
0 violations
Jackson Co Pks Lily Glen #1
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Medford Elk Lodge Picnic Grds
Groundwater 25 people served
0 violations
Dardanelle Svc-%S.Mccullough
Groundwater 25 people served
0 violations
Childrens Center Ethel Prusch
Groundwater 25 people served
0 violations
Totem Pole Trailer
Groundwater 25 people served
0 violations
Jackson Co Pks Dodge Bridge
Groundwater 25 people served
0 violations
Jackson Co Pks Lily Glen #2
Groundwater 25 people served
0 violations
Hummingbird Estate
All resolved Groundwater 25 people served
7 violations (5yr)
· All resolved
Crater Lake Council, Bsa
Groundwater 25 people served
0 violations
Rogue Spring
All resolved Groundwater 25 people served
8 violations (5yr)
· All resolved
Sohs - Jo
Groundwater 24 people served
0 violations
James Community Ws-%R Thompson
Groundwater 17 people served
0 violations
James Community Ws
Groundwater 17 people served
0 violations
Sunset Mobil Homes
Groundwater 15 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
105 violations
All resolved
Groundwater RuleHealth-Based
4 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
3 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
Has active
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
13 violations
Has active
E. COLIMonitoring
10 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
7 violations
Has active
Public NoticeMonitoring
7 violations
Has active
COLIPHAGEMonitoring
5 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
5 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
1,1-DichloroethyleneMonitoring
2 violations
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
ArsenicMonitoring
A naturally occurring element that can cause cancer and other health effects at high levels.
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Approaching limit10.6 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Medford (97502) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 172.
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.
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.