GRAFTON, WI · Ozaukee County
GRAFTON WATERWORKS Water System
Consumer Confidence Report status
GRAFTON WATERWORKS 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 GRAFTON WATERWORKS.
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 Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI2460111
- System type
- Community Water System
- Population served
- 12,269
- Service connections
- 4,544
- Ownership
- local government
- Water source
- groundwater (wells)
GRAFTON WATERWORKS is one of 87 community water systems in Wisconsin in the 10,001 to 100,000 people size category, serving 12,269 people from groundwater.
As of August 1, 2026, its federal record holds 52 entries between 1994 and 2008, all of which EPA lists as closed. Nothing has been added since 2008.
Of the 52, 50 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 volatile organic chemicals, the Total Coliform Rules, and the Stage 1 Disinfectants and Disinfection Byproducts Rule.
Violation history
Monitoring and Reporting (DBP)
—TTHM
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
November 1, 2006 – November 30, 2006
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Vinyl chloride
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Carbon tetrachloride
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Tetrachloroethylene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—CHLOROBENZENE
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Benzene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Toluene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Ethylbenzene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Styrene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 2004 – March 31, 2004
ArchivedMonitoring, Regular
—Xylenes, Total
January 1, 2004 – March 31, 2004
ArchivedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2002 – August 13, 2002
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Styrene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Benzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Styrene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Benzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Styrene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Toluene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2000 – December 31, 2000
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 1994 – March 31, 1994
Resolved
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2008 – December 31, 2008 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| November 1, 2006 – November 30, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Vinyl chloride | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | 1,2-Dichloropropane | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Toluene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Ethylbenzene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Styrene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Trichloroethylene | — | Archived |
| January 1, 2004 – March 31, 2004 | Monitoring, Regular | Xylenes, Total | — | Archived |
| July 1, 2002 – August 13, 2002 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2000 – December 31, 2000 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| March 1, 1994 – March 31, 1994 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- December 13, 2006State Public Notification requested50 linked violations
- July 5, 2005State Public Notification received49 linked violations
- April 30, 1994State Compliance achieved1 linked violation
- March 22, 1994State Violation/Reminder Notice1 linked violation
- March 22, 1994State Public Notification requested1 linked violation
Common questions
Is GRAFTON WATERWORKS required to publish a Consumer Confidence Report?
- Yes. GRAFTON WATERWORKS 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 GRAFTON WATERWORKS’s next Consumer Confidence Report due?
- GRAFTON WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GRAFTON WATERWORKS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for GRAFTON WATERWORKS.
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
GRAFTON VILLAGE CLERK - KAITY OLSEN
Phone not on record
GRAFTON, WI 53024