Public water system record
Calumet
Serves an area of Canadian County, OK that includes Calumet · 600 people served
Federal records show 3 health-based violations and 60 monitoring/reporting issues for Calumet in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 0
- Unresolved
- 1
- Archived by EPA
- 2
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 60
Key facts
- Calumet draws water from 3 wells.
- Most recent formal enforcement: compliance order (no penalty) by EPA, March 2026.
- Record on file since 1991, with 7 health-based violations before October 19, 2016.
Check whether Calumet serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Nitrate-Nitrite
Contaminant limit exceeded
|
330 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate-Nitrite
Contaminant limit exceeded
|
330 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 |
Active
Enforcement action in place
|
No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 |
Active
Enforcement action in place
|
|
Chlordane
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Pentachlorophenol
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Benzo(a)pyrene
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
2,4,5-TP
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
2,4-D
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Heptachlor epoxide
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Heptachlor
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
LASSO
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Atrazine
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Carbofuran
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Dinoseb
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Picloram
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Simazine
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
OXAMYL
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Glyphosate
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Endothall
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Diquat
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Dalapon
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Toxaphene
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Methoxychlor
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
BHC-GAMMA
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Endrin
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Chlordane
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Pentachlorophenol
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Benzo(a)pyrene
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
2,4,5-TP
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
2,4-D
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Heptachlor epoxide
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Heptachlor
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
LASSO
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Atrazine
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Carbofuran
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Dinoseb
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Picloram
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Simazine
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
OXAMYL
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Glyphosate
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Endothall
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Diquat
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Dalapon
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Toxaphene
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Methoxychlor
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
BHC-GAMMA
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Endrin
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
E. coli
Monitoring and reporting
|
Nov 24, 2015 | Resolved |
Full record since 1991
EPA's records for Calumet go back to 1991. Before October 19, 2016 they list 7 health-based violations (7 resolved) and 9 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 5 | 3 |
| 2000s | 2 | 4 |
| 2010 to October 18, 2016 | 0 | 2 |
| 2020s | 3 | 59 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2006, Resolved.
Show all 7 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2006 | Resolved |
|
Nitrate-Nitrite (acute)
Contaminant limit exceeded
|
Oct 1, 2003 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1997 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1996 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Apr 1, 1995 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1994 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 1991 | Resolved |
Enforcement actions
Oklahoma regulators and EPA took 6 formal enforcement actions against Calumet and issued 1 boil water order between 1991 and 2026. The most recent was a compliance order (no penalty) in March 2026.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 19, 2026 | EPA | Compliance order (no penalty) | 2 violations (1 health-based): LEAD AND COPPER RULE REVISIONS |
| Nov 26, 2025 | Oklahoma | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate-Nitrite |
| Jul 16, 2025 | Oklahoma | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate-Nitrite |
| Jul 13, 2006 | Oklahoma | Compliance order with a penalty | 1 violation (1 health-based): Nitrate-Nitrite |
| Nov 9, 2001 | Oklahoma | Compliance order with a penalty | 3 violations: Gross Alpha, Excl. Radon and U, Combined Radium (-226 and -228), Gross Beta Particle Activity |
| Dec 27, 1994 | Oklahoma | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate |
| May 6, 1991 | Oklahoma | Boil water order | 1 violation |
What the violations mean
Nitrate-Nitrite
2 incidentsTest results for Nitrate-Nitrite were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about each of these violations.
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Calumet draws water from 3 wells.
Annual water quality report
Calumet must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Oklahoma.
Certified drinking water labs by state EPA guidance for private wells