MOUNT PLEASANT, IA · Henry County

MOUNT PLEASANT MUNICIPAL UTILITIES 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): IA4453016
System type: Community Water System
Population served: 9,274
Service connections: 3,594
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
October 1, 1994 – July 29, 1998
Resolved
Monitoring, Regular
—
Atrazine
July 1, 1991 – September 30, 1991
Resolved
Monitoring, Regular
—
Atrazine
January 1, 1991 – March 31, 1991
Resolved
Monitoring, Regular
—
LASSO
January 1, 1991 – March 31, 1991
Resolved
Monitoring, Regular
—
LASSO
October 1, 1990 – December 31, 1990
Resolved
Monitoring, Regular
—
Atrazine
October 1, 1990 – December 31, 1990
Resolved
Monitoring, Regular
—
Arsenic
July 1, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Cadmium
July 1, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Chromium
July 1, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Mercury
July 1, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Selenium
July 1, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1985 – June 30, 1985
Archived
Monitoring, Regular
—
Nitrate
June 25, 1982 – June 24, 1983
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 1994 – July 29, 1998	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
July 1, 1991 – September 30, 1991	Monitoring, Regular	Atrazine	—	Resolved
January 1, 1991 – March 31, 1991	Monitoring, Regular	Atrazine	—	Resolved
January 1, 1991 – March 31, 1991	Monitoring, Regular	LASSO	—	Resolved
October 1, 1990 – December 31, 1990	Monitoring, Regular	LASSO	—	Resolved
October 1, 1990 – December 31, 1990	Monitoring, Regular	Atrazine	—	Resolved
July 1, 1988 – June 30, 1989	Monitoring, Regular	Arsenic	—	Resolved
July 1, 1988 – June 30, 1989	Monitoring, Regular	Cadmium	—	Resolved
July 1, 1988 – June 30, 1989	Monitoring, Regular	Chromium	—	Resolved
July 1, 1988 – June 30, 1989	Monitoring, Regular	Mercury	—	Resolved
July 1, 1988 – June 30, 1989	Monitoring, Regular	Selenium	—	Resolved
January 1, 1985 – June 30, 1985	Monitoring, Regular	Nitrate	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Nitrate	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 20, 1999State Public Notification received2 linked violations
June 15, 1999State Formal Notice of Violation issued2 linked violations
June 15, 1999State Public Notification requested2 linked violations
May 31, 1996State Compliance achieved5 linked violations
May 31, 1996State Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 31, 1996State Compliance achieved1 linked violation
August 26, 1994State Formal Notice of Violation issued2 linked violations
August 26, 1994State Formal Notice of Violation issued7 linked violations
August 26, 1994State Formal Notice of Violation issued4 linked violations
August 26, 1994State Public Notification requested1 linked violation
November 13, 1992State Formal Notice of Violation issued2 linked violations
October 19, 1992State Formal Notice of Violation issued3 linked violations
October 19, 1992State Public Notification requested1 linked violation
October 10, 1991State Compliance achieved2 linked violations
June 26, 1991State Compliance achieved1 linked violation
April 1, 1991State Intentional no-action1 linked violation
February 12, 1991State Compliance achieved1 linked violation
January 1, 1991State Intentional no-action59 linked violations
January 1, 1991State Intentional no-action3 linked violations
January 1, 1991State Intentional no-action4 linked violations
December 12, 1990State Compliance achieved2 linked violations
October 1, 1990State Intentional no-action4 linked violations
September 25, 1989State Administrative/Compliance Order without penalty issued2 linked violations
September 25, 1989State Administrative/Compliance Order without penalty issued1 linked violation
September 18, 1989State Compliance achieved1 linked violation
September 18, 1989State Compliance achieved1 linked violation
September 18, 1989State Compliance achieved10 linked violations
August 30, 1987State Intentional no-actiongeneral 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

MOUNT PLEASANT MUNICIPAL UTILITIES

319-385-2121

MOUNT PLEASANT, IA 52641