Is CRESCO WATERWORKS required to publish a Consumer Confidence Report?

Yes. CRESCO WATERWORKS 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 CRESCO WATERWORKS’s next Consumer Confidence Report due?

CRESCO WATERWORKS’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.

CRESCO, IA · Howard County

CRESCO WATERWORKS Water System

Consumer Confidence Report status

CRESCO WATERWORKS 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 CRESCO WATERWORKS.

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): IA4515087
System type: Community Water System
Population served: 3,913
Service connections: 1,900
Ownership: local government
Water source: groundwater (wells)

CRESCO WATERWORKS is one of 91 community water systems in Iowa in the 3,301 to 10,000 people size category, serving 3,913 people from groundwater.

As of August 1, 2026, its federal record holds 8 entries between 1992 and 2005, all of which EPA lists as closed. Nothing has been added since 2005.

All 8 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 volatile organic chemicals and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2005 – March 31, 2005
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
Toluene
January 1, 1992 – March 31, 1992
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1992 – March 31, 1992
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2005 – March 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	Toluene	—	Resolved
January 1, 1992 – March 31, 1992	Monitoring, Regular	Xylenes, Total	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

May 4, 2006State Compliance achieved2 linked violations
April 6, 2006State Public Notification received2 linked violations
July 8, 2005State Compliance achieved4 linked violations
May 4, 2005State Public Notification requested4 linked violations
May 4, 2005State Public Notification requested1 linked violation
June 16, 1992State Public Notification received2 linked violations
June 16, 1992State Public Notification received2 linked violations
June 16, 1992State Public Notification received2 linked violations
June 16, 1992State Public Notification received3 linked violations
June 16, 1992State Public Notification received2 linked violations
June 16, 1992State Public Notification received3 linked violations
June 16, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
June 16, 1992State Public Notification received24 linked violations
June 16, 1992State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
June 16, 1992State Public Notification received1 linked violation
June 8, 1992State Compliance achieved1 linked violation
June 8, 1992State Compliance achieved2 linked violations
June 8, 1992State Compliance achieved2 linked violations
June 8, 1992State Compliance achieved16 linked violations
June 8, 1992State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 8, 1992State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 8, 1992State Compliance achieved1 linked violation
June 8, 1992State Compliance achieved3 linked violations
June 8, 1992State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 8, 1992State Compliance achieved2 linked violations
June 8, 1992State Compliance achieved2 linked violations
June 8, 1992State Compliance achieved2 linked violations
May 19, 1992State Formal Notice of Violation issued12 linked violations
May 19, 1992State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
May 19, 1992State Formal Notice of Violation issued2 linked violations
May 19, 1992State Formal Notice of Violation issued1 linked violation
May 19, 1992State Public Notification requested2 linked violations
May 19, 1992State Public Notification requested1 linked violation
May 19, 1992State Public Notification requested2 linked violations
May 19, 1992State Public Notification requested1 linked violation
May 19, 1992State Formal Notice of Violation issued2 linked violations
May 19, 1992State Public Notification requested4 linked violations
May 19, 1992State Formal Notice of Violation issued1 linked violation
May 19, 1992State Formal Notice of Violation issued3 linked violations
May 19, 1992State Public Notification requested2 linked violations
May 19, 1992State Formal Notice of Violation issued1 linked violation
May 19, 1992State Formal Notice of Violation issued2 linked violations
May 19, 1992State Formal Notice of Violation issued3 linked violations
May 19, 1992State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
May 19, 1992State Public Notification requested1 linked violation
May 19, 1992State Public Notification requested1 linked violation
May 19, 1992State Public Notification requested3 linked violations
May 19, 1992State Formal Notice of Violation issued1 linked violation
May 19, 1992State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
May 19, 1992State Formal Notice of Violation issued9 linked violations

Common questions

Is CRESCO WATERWORKS required to publish a Consumer Confidence Report?: Yes. CRESCO WATERWORKS 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 CRESCO WATERWORKS’s next Consumer Confidence Report due?: CRESCO WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CRESCO WATERWORKS have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for CRESCO WATERWORKS.
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

CRESCO WATERWORKS

563-379-6709

CRESCO, IA 52136