Is SHELLSBURG WATER SUPPLY required to publish a Consumer Confidence Report?

Yes. SHELLSBURG WATER SUPPLY 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 SHELLSBURG WATER SUPPLY’s next Consumer Confidence Report due?

SHELLSBURG WATER SUPPLY’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.

SHELLSBURG, IA · Benton County

SHELLSBURG WATER SUPPLY Water System

Consumer Confidence Report status

SHELLSBURG WATER SUPPLY 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 SHELLSBURG WATER SUPPLY.

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): IA0670043
System type: Community Water System
Population served: 961
Service connections: 430
Ownership: local government
Water source: groundwater (wells)

SHELLSBURG WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 961 people from groundwater.

As of August 1, 2026, its federal record holds 7 entries between 1988 and 1992, all of which EPA lists as closed. Nothing has been added since 1992.

All 7 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 inorganic chemicals and the Lead and Copper Rule.

Violation history

Monitoring, Regular
—
Nitrate
April 1, 1992 – June 30, 1992
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 1990 – August 5, 1991
Resolved
Monitoring, Regular
—
Fluoride
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Chromium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Mercury
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Nitrate
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Selenium
April 1, 1988 – March 31, 1991
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 1992 – June 30, 1992	Monitoring, Regular	Nitrate	—	Resolved
October 1, 1990 – August 5, 1991	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Fluoride	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Chromium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Mercury	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Selenium	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

May 4, 2005State Formal Notice of Violation issued3 linked violations
May 4, 2005State Public Notification requested10 linked violations
August 24, 1992State Public Notification received7 linked violations
August 12, 1992State Public Notification requested6 linked violations
August 12, 1992State Public Notification requested1 linked violation
August 5, 1991State Compliance achieved2 linked violations
August 5, 1991State Compliance achieved3 linked violations
July 23, 1991State Public Notification received3 linked violations
July 23, 1991State Public Notification received3 linked violations
July 23, 1991State Public Notification received2 linked violations
July 23, 1991State Public Notification received2 linked violations
June 3, 1991State Public Notification requested3 linked violations
June 3, 1991State Public Notification requested2 linked violations
June 3, 1991State Public Notification requested5 linked violations
June 3, 1991State Formal Notice of Violation issued2 linked violations
June 3, 1991State Formal Notice of Violation issued1 linked violation
May 7, 1991State Compliance achieved3 linked violations

Common questions

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

SHELLSBURG WATER SUPPLY

319-436-2954

SHELLSBURG, IA 52332