CALAMUS, IA · Muscatine County
STOCKTON MUNI WATER SUPPLY 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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.
System facts
- System ID (PWSID)
- IA7063096
- System type
- Community Water System
- Population served
- 176
- Service connections
- 90
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2019 – August 13, 2019
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
December 1, 2012 – December 31, 2012
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2006 – August 16, 2007
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1993 – April 30, 1993
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 1993 – February 28, 1993
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
April 1, 1988 – October 10, 1988
ResolvedMonitoring, Regular
—Mercury
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Nitrate
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Selenium
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Cadmium
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Barium
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Chromium
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Arsenic
July 1, 1985 – June 30, 1988
ResolvedMonitoring, Regular
—Fluoride
July 1, 1985 – June 30, 1988
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2019 – August 13, 2019 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| December 1, 2012 – December 31, 2012 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2006 – August 16, 2007 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| April 1, 1993 – April 30, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 1993 – February 28, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 1988 – October 10, 1988 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Mercury | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Nitrate | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Selenium | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Cadmium | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Barium | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Chromium | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Arsenic | — | Resolved |
| July 1, 1985 – June 30, 1988 | Monitoring, Regular | Fluoride | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 13, 2019State Compliance achieved1 linked violation
- August 2, 2019State Formal Notice of Violation issued1 linked violation
- April 5, 2013State Public Notification received2 linked violations
- January 16, 2013State Formal Notice of Violation issued3 linked violations
- January 16, 2013State Public Notification requested1 linked violation
- February 22, 2006State Compliance achieved4 linked violations
- November 21, 2005State Formal Notice of Violation issued2 linked violations
- June 18, 1993State Formal Notice of Violation issued2 linked violations
- May 10, 1993State Compliance achieved2 linked violations
- April 23, 1993State Public Notification requested1 linked violation
- April 23, 1993State Public Notification requested8 linked violations
- April 23, 1993State Formal Notice of Violation issued4 linked violations
- April 23, 1993State Formal Notice of Violation issued1 linked violation
- March 15, 1993State Compliance achieved1 linked violation
- February 22, 1990State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- April 3, 1989State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 7, 1988State Administrative/Compliance Order without penalty issued2 linked violations
- November 7, 1988State Administrative/Compliance Order without penalty issued1 linked violation
- November 7, 1988State Administrative/Compliance Order without penalty issued1 linked violation
- November 7, 1988State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record
- November 7, 1988State Administrative/Compliance Order without penalty issued1 linked violation
- November 7, 1988State Administrative/Compliance Order without penalty issued94 linked violations
- October 10, 1988State Compliance achieved1 linked violation
- October 10, 1988State Compliance achieved2 linked violations
- October 10, 1988State Compliance achieved1 linked violation
- October 10, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
Contact
STOCKTON MUNI WATER SUPPLY
563-579-5626
CALAMUS, IA 52729