TUCSON, AZ · Pima County
THIM UTILITY COMPANY - WELL 9 Water System
Consumer Confidence Report status
THIM UTILITY COMPANY - WELL 9 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 THIM UTILITY COMPANY - WELL 9.
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 Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.
System facts
- System ID (PWSID)
- AZ0410206
- System type
- Community Water System
- Population served
- 254
- Service connections
- 104
- Ownership
- privately owned
- Water source
- groundwater (wells)
THIM UTILITY COMPANY - WELL 9 is one of 1,189 community water systems in Arizona in the 500 or fewer people size category, serving 254 people from groundwater.
As of August 1, 2026, its federal record holds 16 entries between 1983 and 1987, all of which EPA lists as closed. Nothing has been added since 1987.
All 16 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 Radionuclides and Revised Rad Rule, and inorganic chemicals.
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
November 1, 1987 – October 31, 1991
ArchivedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—DICHLOROMETHANE
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—o-Dichlorobenzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,2-Dichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Tetrachloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—CHLOROBENZENE
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Benzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Arsenic
January 1, 1986 – December 31, 1988
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
November 1, 1983 – December 31, 1988
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 1, 1987 – October 31, 1991 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Trichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| January 1, 1986 – December 31, 1988 | Monitoring, Regular | Arsenic | — | Archived |
| November 1, 1983 – December 31, 1988 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is THIM UTILITY COMPANY - WELL 9 required to publish a Consumer Confidence Report?
- Yes. THIM UTILITY COMPANY - WELL 9 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 THIM UTILITY COMPANY - WELL 9’s next Consumer Confidence Report due?
- THIM UTILITY COMPANY - WELL 9’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does THIM UTILITY COMPANY - WELL 9 have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for THIM UTILITY COMPANY - WELL 9.
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
THIM UTILITY COMPANY
520-624-1460
TUCSON, AZ 85754