Andover, MN · Anoka County
Andover Water System
Consumer Confidence Report status
Andover 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 Andover.
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 Minnesota’s official records. Always confirm current status with Minnesota before making decisions based on this information.
System facts
- System ID (PWSID)
- MN1020034
- System type
- Community Water System
- Population served
- 21,455
- Service connections
- 7,411
- Ownership
- local government
- Water source
- groundwater (wells)
Andover is one of 93 community water systems in Minnesota in the 10,001 to 100,000 people size category, serving 21,455 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries in 2006, all of which EPA lists as closed. Nothing has been added since 2006.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Radionuclides and Revised Rad Rule.
Violation history
Maximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
July 17, 2006 – February 28, 2008
ResolvedMaximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
July 17, 2006 – February 28, 2008
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 17, 2006 – February 28, 2008 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Resolved |
| July 17, 2006 – February 28, 2008 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 28, 2008State Bilateral Compliance Agreement signed2 linked violations
- November 1, 2006State Bilateral Compliance Agreement signed3 linked violations
- November 1, 2006State Public Notification received2 linked violations
- September 28, 2006State Compliance Meeting conducted3 linked violations
- September 28, 2006State Public Notification requested6 linked violations
- September 30, 1992State Compliance achieved1 linked violation
- September 30, 1989State Violation/Reminder Notice7 linked violations
- September 30, 1989State Public Notification requested2 linked violations
- September 30, 1989State Public Notification received3 linked violations
Common questions
Is Andover required to publish a Consumer Confidence Report?
- Yes. Andover 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 Andover’s next Consumer Confidence Report due?
- Andover’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does Andover have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for Andover.
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
Andover City Council
7637675107
Andover, MN 55304-2612