TUCSON, AZ · Pima County
MT LEMMON DWID Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)
- AZ0410140
- System type
- Community Water System
- Population served
- 290
- Service connections
- 344
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Chlorine
July 1, 2014 – September 30, 2014
ResolvedMonitoring and Reporting (DBP)
—Chlorine
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2010 – November 30, 2010
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2007 – December 31, 2009
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2007 – December 31, 2009
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2007 – December 31, 2009
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2014 – September 30, 2014 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| November 1, 2010 – November 30, 2010 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2007 – December 31, 2009 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – December 31, 2009 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2007 – December 31, 2009 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- January 31, 2012State Compliance achieved146 linked violations
- September 24, 1980State Othergeneral compliance action — not tied to a specific violation on record
Contact
DAVIS, NATHAN L
520-576-1538
TUCSON, AZ 85730