SIBLEY, IA · Dickinson County

OKOBOJI CAMP OWNERS COOPERATIVE Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of June 5, 2023. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Dickinson County, IA.

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): IA3070473
System type: Community Water System
Population served: 103
Service connections: 152
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2017 – September 30, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Resolved
Monitoring, Regular
—
BHC-GAMMA
September 30, 1980 – September 29, 1983
Archived
Monitoring, Regular
—
Methoxychlor
September 30, 1980 – September 29, 1983
Archived
Monitoring, Regular
—
2,4-D
September 30, 1980 – September 29, 1983
Archived
Monitoring, Regular
—
Arsenic
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Barium
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Cadmium
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Chromium
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Mercury
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Nitrate
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Selenium
September 30, 1980 – September 29, 1981
Archived
Monitoring, Regular
—
Gross Beta Particle Activity
September 30, 1980 – September 29, 1983
Archived
Monitoring, Regular
—
38-STRONTIUM-90
September 30, 1980 – September 29, 1983
Archived
Monitoring, Regular
—
Endrin
September 30, 1980 – September 29, 1983
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2017 – September 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 30, 1980 – September 29, 1983	Monitoring, Regular	BHC-GAMMA	—	Archived
September 30, 1980 – September 29, 1983	Monitoring, Regular	Methoxychlor	—	Archived
September 30, 1980 – September 29, 1983	Monitoring, Regular	2,4-D	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Arsenic	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Barium	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Cadmium	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Chromium	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Mercury	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Nitrate	—	Archived
September 30, 1980 – September 29, 1981	Monitoring, Regular	Selenium	—	Archived
September 30, 1980 – September 29, 1983	Monitoring, Regular	Gross Beta Particle Activity	—	Archived
September 30, 1980 – September 29, 1983	Monitoring, Regular	38-STRONTIUM-90	—	Archived
September 30, 1980 – September 29, 1983	Monitoring, Regular	Endrin	—	Archived

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

Enforcement actions

November 14, 2017State Public Notification requested3 linked violations
November 7, 2017State Compliance achieved3 linked violations
January 26, 1998State Formal Notice of Violation issued11 linked violations
October 20, 1995State Public Notification requested5 linked violations
October 20, 1995State Formal Notice of Violation issued5 linked violations
September 23, 1994State Formal Notice of Violation issued2 linked violations
December 12, 1991State Public Notification requested2 linked violations
December 12, 1991State Formal Notice of Violation issued2 linked violations
December 12, 1991State Public Notification requested3 linked violations
June 25, 1990State Public Notification requested2 linked violations
May 10, 1990State Compliance achieved1 linked violation
September 29, 1988State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
September 29, 1988State Formal Notice of Violation issued1 linked violation
August 2, 1988State Compliance achieved1 linked violation
August 2, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 30, 1987State Public Notification received2 linked violations
July 15, 1987State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

OKOBOJI CAMP OWNERS

712-330-9699

SIBLEY, IA 51249