MAQUOKETA, IA · Clinton County

CHARLOTTE WATER WORKS 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): IA2324016
System type: Community Water System
Population served: 401
Service connections: 166
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2011 – September 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2011 – March 31, 2011
Resolved
Monitoring, Regular
—
Nitrate
April 1, 1997 – June 30, 1997
Resolved
Monitoring, Regular
—
Nitrate
October 1, 1996 – December 31, 1996
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1989 – June 26, 1989
Resolved
Monitoring, Regular
—
Selenium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Chromium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Arsenic
April 1, 1988 – March 31, 1991
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2011 – September 30, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 1997 – June 30, 1997	Monitoring, Regular	Nitrate	—	Resolved
October 1, 1996 – December 31, 1996	Monitoring, Regular	Nitrate	—	Resolved
June 1, 1989 – June 26, 1989	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Selenium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Chromium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Arsenic	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

April 11, 2012State Compliance achieved1 linked violation
April 11, 2012State Compliance achieved3 linked violations
April 11, 2012State Compliance achieved1 linked violation
April 11, 2012State Compliance achieved2 linked violations
December 21, 2011State Public Notification received3 linked violations
November 28, 2011State Formal Notice of Violation issued1 linked violation
November 28, 2011State Public Notification requested2 linked violations
September 6, 2011State Bilateral Compliance Agreement signed3 linked violations
July 7, 1997State Compliance achieved3 linked violations
January 27, 1997State Formal Notice of Violation issued2 linked violations
September 16, 1991State Public Notification received9 linked violations
September 16, 1991State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
September 16, 1991State Public Notification received3 linked violations
August 20, 1991State Compliance achieved8 linked violations
August 20, 1991State Compliance achieved1 linked violation
October 2, 1990State Compliance achieved2 linked violations
June 26, 1989State Compliance achieved1 linked violation
August 17, 1988State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 20, 1988State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
July 20, 1988State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 11, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 11, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 20, 1988State Compliance achieved5 linked violations
April 30, 1988State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
April 30, 1988State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
March 1, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 18, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 16, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record

Contact

CHARLOTTE WATER WORKS

563-212-0543

MAQUOKETA, IA 52060