Is SIRWA #1 (GREENFIELD) required to publish a Consumer Confidence Report?

Yes. SIRWA #1 (GREENFIELD) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is SIRWA #1 (GREENFIELD)’s next Consumer Confidence Report due?

SIRWA #1 (GREENFIELD)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

CRESTON, IA · Adair County

SIRWA #1 (GREENFIELD) Water System

Consumer Confidence Report status

SIRWA #1 (GREENFIELD) must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for SIRWA #1 (GREENFIELD).

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): IA0140701
System type: Community Water System
Population served: 1,712
Service connections: 685
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

SIRWA #1 (GREENFIELD) is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 1,712 people from surface water.

As of August 1, 2026, its federal record holds 5 entries between 2006 and 2014, all of which EPA lists as closed. Nothing has been added since 2014.

Of the 5, 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2014 – June 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
February 1, 2014 – February 28, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2006 – March 31, 2006
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2014 – June 30, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
February 1, 2014 – February 28, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2006 – March 31, 2006	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

January 19, 2016State Violation/Reminder Notice1 linked violation
January 19, 2016State Intentional no-action1 linked violation
January 19, 2016State Formal Notice of Violation issued1 linked violation
December 6, 2015State Compliance achieved2 linked violations
September 15, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 12, 2015State Compliance achieved1 linked violation
May 7, 2015State Public Notification received1 linked violation
May 6, 2015State Compliance achieved1 linked violation
May 6, 2015State Public Notification received1 linked violation
April 1, 2015State Formal Notice of Violation issued1 linked violation
April 1, 2015State Administrative/Compliance Order without penalty issued1 linked violation
April 1, 2015State Public Notification requested1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 31, 2015State Administrative/Compliance Order without penalty issued1 linked violation
March 11, 2015State Public Notification received1 linked violation
March 11, 2015State Public Notification received1 linked violation
February 5, 2015State Public Notification requested1 linked violation
February 5, 2015State Public Notification requested1 linked violation
February 5, 2015State Formal Notice of Violation issued1 linked violation
February 5, 2015State Formal Notice of Violation issued1 linked violation
December 2, 2014State Public Notification requested1 linked violation
December 2, 2014State Formal Notice of Violation issued1 linked violation
September 16, 2014State Public Notification received1 linked violation
September 10, 2014State Public Notification received1 linked violation
August 26, 2014State Public Notification requested1 linked violation
August 26, 2014State Formal Notice of Violation issued1 linked violation
August 12, 2014State Formal Notice of Violation issued1 linked violation
August 12, 2014State Public Notification requested1 linked violation
May 28, 2014State Public Notification received1 linked violation
May 27, 2014State Formal Notice of Violation issued1 linked violation
May 26, 2014State Public Notification received1 linked violation
May 23, 2014State Public Notification received4 linked violations
May 12, 2014State Public Notification requested2 linked violations
May 12, 2014State Formal Notice of Violation issued1 linked violation
May 5, 2014State Compliance achieved1 linked violation
April 23, 2014State Public Notification requested1 linked violation
April 23, 2014State Formal Notice of Violation issued1 linked violation
October 24, 2006State Compliance achieved48 linked violations
November 30, 2005State Public Notification requested4 linked violations
September 12, 1991State Formal Notice of Violation issued5 linked violations
September 12, 1991State Public Notification requested2 linked violations
September 12, 1991State Public Notification requested3 linked violations
September 12, 1991State Formal Notice of Violation issued2 linked violations
August 6, 1991State Compliance achieved2 linked violations
August 6, 1991State Compliance achieved3 linked violations
February 14, 1990State Public Notification requested2 linked violations
January 8, 1990State Compliance achieved1 linked violation
November 1, 1986State Compliance achievedgeneral compliance action — not tied to a specific violation on record
November 1, 1986State Public Notification requested2 linked violations

Common questions

Is SIRWA #1 (GREENFIELD) required to publish a Consumer Confidence Report?: Yes. SIRWA #1 (GREENFIELD) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is SIRWA #1 (GREENFIELD)’s next Consumer Confidence Report due?: SIRWA #1 (GREENFIELD)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does SIRWA #1 (GREENFIELD) have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for SIRWA #1 (GREENFIELD).
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

S I R W A #1 (GREENFIELD)

641-782-5744

CRESTON, IA 50801