MADISON, TN · Davidson County
MADISON SUBURBAN U.D. Water System
Consumer Confidence Report status
MADISON SUBURBAN U.D. must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for MADISON SUBURBAN U.D..
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Tennessee’s official records. Always confirm current status with Tennessee before making decisions based on this information.
System facts
- System ID (PWSID)
- TN0000424
- System type
- Community Water System
- Population served
- 81,203
- Service connections
- 35,153
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
MADISON SUBURBAN U.D. is among the 17 largest community water systems in Tennessee, serving 81,203 people from surface water.
As of August 1, 2026, its federal record holds 2 entries between 1990 and 1991, all of which EPA lists as closed. Nothing has been added since 1991.
All 2 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules.
Violation history
Monitoring, Repeat Major (TCR)
—Coliform (TCR)
July 1, 1991 – July 31, 1991
ArchivedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
May 1, 1990 – May 31, 1990
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1991 – July 31, 1991 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
| May 1, 1990 – May 31, 1990 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 31, 1992State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
Common questions
Is MADISON SUBURBAN U.D. required to publish a Consumer Confidence Report?
- Yes. MADISON SUBURBAN U.D. is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MADISON SUBURBAN U.D.’s next Consumer Confidence Report due?
- MADISON SUBURBAN U.D.’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MADISON SUBURBAN U.D. have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MADISON SUBURBAN U.D..
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
ELLIS, CINDY
615-868-3201
MADISON, TN 37116