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

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

SUMNER 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.

SUMNER, IA · Bremer County

SUMNER WATER SUPPLY Water System

Consumer Confidence Report status

SUMNER 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 SUMNER 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): IA0970006
System type: Community Water System
Population served: 2,030
Service connections: 900
Ownership: local government
Water source: groundwater (wells)

SUMNER WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 2,030 people from groundwater.

As of August 1, 2026, its federal record holds 21 entries in 2003, all of which EPA lists as closed. Nothing has been added since 2003.

All 21 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 synthetic organic chemicals.

Violation history

Monitoring, Regular
—
o-Dichlorobenzene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Vinyl chloride
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Benzene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Toluene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Ethylbenzene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Styrene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Simazine
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Picloram
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Dinoseb
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
2,4-D
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
2,4,5-TP
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
July 1, 2003 – June 30, 2009
Resolved
Monitoring, Regular
—
Pentachlorophenol
July 1, 2003 – June 30, 2009
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2003 – June 30, 2009	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Vinyl chloride	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Benzene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Toluene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Styrene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Simazine	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Picloram	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Dinoseb	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	2,4-D	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	2,4,5-TP	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
July 1, 2003 – June 30, 2009	Monitoring, Regular	Pentachlorophenol	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

September 23, 2009State Compliance achieved136 linked violations

Common questions

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

SUMNER WATER SUPPLY

563-578-3242

SUMNER, IA 50674