CORTEZ, CO · Montezuma County
CORTEZ CITY OF 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 Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.
System facts
- System ID (PWSID)
- CO0142200
- System type
- Community Water System
- Population served
- 8,770
- Service connections
- 3,725
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Toxaphene
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Chlordane
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—2,4-D
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Atrazine
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Picloram
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
May 1, 2010 – May 31, 2010
ResolvedMonitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
May 1, 2010 – May 31, 2010
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2010 – June 30, 2010
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Atrazine
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Picloram
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Endothall
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Dalapon
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2005 – December 31, 2007
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| May 1, 2010 – May 31, 2010 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 2010 – May 31, 2010 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Resolved |
| April 1, 2010 – June 30, 2010 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Toxaphene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 7, 2025State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- July 7, 2025State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- July 7, 2025State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- March 2, 2020State Compliance achieved1 linked violation
- February 4, 2020State Public Notification received1 linked violation
- January 7, 2020State Violation/Reminder Notice1 linked violation
- January 7, 2020State Public Notification requested1 linked violation
- September 3, 2014State Compliance achieved31 linked violations
- February 7, 2014State Violation/Reminder Notice31 linked violations
- February 7, 2014State Public Notification requested31 linked violations
- July 13, 2010State Compliance achieved3 linked violations
- July 7, 2010State Violation/Reminder Notice1 linked violation
- July 7, 2010State Public Notification requested1 linked violation
- July 7, 2010State Violation/Reminder Notice1 linked violation
- July 7, 2010State Public Notification requested1 linked violation
- July 7, 2010State Violation/Reminder Notice1 linked violation
- July 7, 2010State Public Notification requested1 linked violation
- August 21, 2008State Compliance achieved31 linked violations
- April 9, 2008State Compliance achieved2 linked violations
- February 12, 2008State Violation/Reminder Notice33 linked violations
- March 15, 2007State Violation/Reminder Notice4 linked violations
- November 30, 1999State Public Notification requested6 linked violations
- May 21, 1991State Violation/Reminder Notice7 linked violations
Contact
SIMPSON, CASEY
970-565-7320
CORTEZ, CO 81321