JOHNSTON, IA · Polk County

CAMP DODGE WATER SUPPLY 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): IA7700901
System type: Community Water System
Population served: 1,169
Service connections: 200
Ownership: state government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Glyphosate
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Benzene
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Carbon tetrachloride
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
p-Dichlorobenzene
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
DICHLOROMETHANE
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
CHLOROBENZENE
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Vinyl chloride
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
LASSO
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Atrazine
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Simazine
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Diquat
October 1, 2019 – September 30, 2025
Archived
Monitoring, Regular
—
Nitrate
July 1, 1986 – June 30, 1989
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2019 – September 30, 2025	Monitoring, Regular	Glyphosate	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Benzene	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Carbon tetrachloride	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	p-Dichlorobenzene	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	DICHLOROMETHANE	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	CHLOROBENZENE	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Vinyl chloride	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	LASSO	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Atrazine	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Simazine	—	Archived
October 1, 2019 – September 30, 2025	Monitoring, Regular	Diquat	—	Archived
July 1, 1986 – June 30, 1989	Monitoring, Regular	Nitrate	—	Resolved

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

Enforcement actions

August 7, 2006State Public Notification received2 linked violations
January 11, 2006State Bilateral Compliance Agreement signed3 linked violations
January 11, 2006State Bilateral Compliance Agreement signed5 linked violations
November 14, 2005State Public Notification received11 linked violations
April 19, 2005State Formal Notice of Violation issued4 linked violations
September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

CAMP DODGE WATER SUPPLY

515-252-4557

JOHNSTON, IA 50131-1824