CALUMET, OK · Canadian County
CALUMET Water System
Current status
1 open health-based violation on record as of July 4, 2026, alongside 1 other open item(s). See the violation history below for contaminant and status details.
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 Oklahoma’s official records. Always confirm current status with Oklahoma before making decisions based on this information.
System facts
- System ID (PWSID)
- OK2000904
- System type
- Community Water System
- Population served
- 600
- Service connections
- 329
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Single Sample
Health-basedNitrate-Nitrite
October 1, 2025 – December 31, 2025
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate-Nitrite
July 1, 2025 – September 30, 2025
ArchivedLSL Inventory
Health-basedLEAD AND COPPER RULE REVISIONS
October 17, 2024
AddressedLSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024
AddressedMonitoring, Regular
—HEXACHLOROBENZENE
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Benzo(a)pyrene
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Pentachlorophenol
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Chlordane
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Endrin
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—BHC-GAMMA
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Dalapon
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—OXAMYL
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Picloram
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Carbofuran
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Dinoseb
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Atrazine
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Heptachlor
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—2,4-D
October 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—Dalapon
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Diquat
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Endothall
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Glyphosate
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Simazine
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Picloram
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—LASSO
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Heptachlor
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—2,4-D
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Chlordane
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Source Water (GWR)
—E. COLI
November 24, 2015 – June 18, 2019
Resolved
Archived closed in EPA's records (typically due to age or a data correction)Addressed corrective action reported, pending final confirmationResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2025 – December 31, 2025 | Maximum Contaminant Level Violation, Single Sample | Nitrate-Nitrite | Health-based | Archived |
| July 1, 2025 – September 30, 2025 | Maximum Contaminant Level Violation, Single Sample | Nitrate-Nitrite | Health-based | Archived |
| October 17, 2024 | LSL Inventory | LEAD AND COPPER RULE REVISIONS | Health-based | Addressed |
| October 17, 2024 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Addressed |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Endrin | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Dalapon | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | OXAMYL | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Picloram | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Carbofuran | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Dinoseb | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Atrazine | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Heptachlor | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Dalapon | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Endothall | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Glyphosate | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Picloram | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Heptachlor | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Chlordane | — | Resolved |
| November 24, 2015 – June 18, 2019 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Addressed corrective action reported, pending final confirmationResolved addressed and confirmed by the state
Enforcement actions
- November 26, 2025State Public Notification requested9 linked violations
- July 11, 2025State Public Notification received10 linked violations
- July 11, 2025State Violation/Reminder Notice9 linked violations
- June 30, 2025State Public Notification received29 linked violations
- April 10, 2025State Compliance achieved37 linked violations
- March 6, 2025State Violation/Reminder Notice31 linked violations
- March 6, 2025State Public Notification requested46 linked violations
- August 4, 2016State Compliance achieved1 linked violation
- August 4, 2016State Compliance achieved7 linked violations
- August 4, 2016State Compliance achieved1 linked violation
- August 4, 2016State Compliance achieved9 linked violations
- August 4, 2016State Compliance achieved9 linked violations
- March 18, 2016State Public Notification requested1 linked violation
- December 10, 2013State Public Notification received1 linked violation
- November 1, 2013State Violation/Reminder Notice3 linked violations
- November 9, 2001State Administrative/Compliance Order with penalty issued3 linked violations
- January 1, 1998State Compliance achieved1 linked violation
- August 26, 1997State Administrative/Compliance Order without penalty issued1 linked violation
- December 7, 1993State Compliance achieved1 linked violation
- May 10, 1991State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- May 6, 1991State Boil Water Ordergeneral compliance action — not tied to a specific violation on record
Contact
CALUMET
405-893-2323
CALUMET, OK 73014-0190