Jefferson, OK
Contamination score
Higher = more contaminated vs. other cities.
Share this with friends & family you care about ❤️
Help someone you love know what's in their water — we'll email them Jefferson's report. No sign-ups, no list.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.
Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
Get water alerts for Jefferson, OK
We'll email you when a new violation, lawsuit, or health report appears for Jefferson's water. Free, unsubscribe anytime.

Public water systems
MEDFORD
- PWSID:
- OK2002704
- Source:
- Ground water
- Serves:
- 1,172 people
EPA & DEP violations
MEDFORD
PWSID OK200270447 violationsTreatment technique violation — MEDFORD
high severityHealth-basedResolvedEPA SDWIS violation 84200 (code 2E) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Treatment technique violation · Began Oct 17, 2024 · 1 year ago · Source ↗
Reporting violation — MEDFORD
low severityResolvedEPA SDWIS violation 84201 (code 4G) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Reporting violation · Began Oct 17, 2024 · 1 year ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84198 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Apr 1, 2024 · 2 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84169 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84170 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84171 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84172 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84173 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84174 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84175 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84176 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84177 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84178 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84179 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84180 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84181 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84182 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84183 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84184 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84185 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84186 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84187 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84188 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84189 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84190 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84191 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84192 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84193 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84194 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84195 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84196 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityOpenEPA SDWIS violation 84197 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84108 (code 27) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Dec 1, 2019 · 6 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84109 (code 27) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Dec 1, 2019 · 6 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84042 (code 27) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Oct 1, 2017 · 8 years ago · Source ↗
Other violation — MEDFORD
low severityResolvedEPA SDWIS violation 84041 (code 71) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Other violation · Began Jul 1, 2016 · 10 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84040 (code 34) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Mar 18, 2015 · 11 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84039 (code 34) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Nov 20, 2014 · 11 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84037 (code 34) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Oct 22, 2014 · 11 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 84038 (code 34) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Aug 20, 2014 · 11 years ago · Source ↗
MCL exceedance — MEDFORD
high severityHealth-basedResolvedEPA SDWIS violation 83197 (code 22) at MEDFORD (PWSID OK2002704).
EPA SDWIS · MCL exceedance · Began Jul 1, 1997 · 29 years ago · Source ↗
MCL exceedance — MEDFORD
high severityHealth-basedResolvedEPA SDWIS violation 51997 (code 02) at MEDFORD (PWSID OK2002704).
EPA SDWIS · MCL exceedance · Began Jan 1, 1997 · 29 years ago · Source ↗
MCL exceedance — MEDFORD
high severityHealth-basedResolvedEPA SDWIS violation 184 (code 02) at MEDFORD (PWSID OK2002704).
EPA SDWIS · MCL exceedance · Began Sep 1, 1984 · 41 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 284 (code 04) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Sep 1, 1984 · 41 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 183 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Oct 31, 1982 · 43 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 182 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Mar 31, 1982 · 44 years ago · Source ↗
Monitoring violation — MEDFORD
low severityResolvedEPA SDWIS violation 181 (code 03) at MEDFORD (PWSID OK2002704).
EPA SDWIS · Monitoring violation · Began Nov 30, 1980 · 45 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.