LELAND, IA · Winnebago County

ROCKY KNOLL MHP 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): IA9525601
System type: Community Water System
Population served: 49
Service connections: 35
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2025 – August 31, 2025
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2013 – September 30, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2011 – February 28, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – January 28, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2001 – August 31, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2000 – April 30, 2000
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1999 – October 31, 1999
Resolved
Monitoring, Check/Repeat/Confirmation
—
Nitrate
April 1, 1999 – June 30, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1998 – March 2, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1997 – August 31, 1997
Resolved
Monitoring, Regular
—
Selenium
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Thallium, Total
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Ethylbenzene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Toluene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Trichloroethylene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Vinyl chloride
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Xylenes, Total
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
LASSO
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Atrazine
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
2,4-D
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Dalapon
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
2,4,5-TP
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Fluoride
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Arsenic
June 1, 1997 – September 30, 1997
Resolved
Monitoring, Regular
—
Antimony, Total
June 1, 1997 – September 30, 1997
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
August 1, 2025 – August 31, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Archived
September 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
February 1, 2011 – February 28, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2003 – January 28, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 1, 2001 – August 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2000 – April 30, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 1999 – October 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 1999 – June 30, 1999	Monitoring, Check/Repeat/Confirmation	Nitrate	—	Resolved
February 1, 1998 – March 2, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1997 – September 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1997 – August 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Selenium	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Thallium, Total	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Ethylbenzene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Toluene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Trichloroethylene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Vinyl chloride	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Xylenes, Total	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	LASSO	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Atrazine	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	2,4-D	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Dalapon	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	2,4,5-TP	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Fluoride	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Arsenic	—	Resolved
June 1, 1997 – September 30, 1997	Monitoring, Regular	Antimony, Total	—	Resolved

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

Enforcement actions

September 25, 2025State Public Notification requested1 linked violation
September 25, 2025State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
September 25, 2025State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
September 25, 2025State Formal Notice of Violation issued1 linked violation
December 12, 2013State Administrative/Compliance Order without penalty issued1 linked violation
December 12, 2013State Administrative/Compliance Order without penalty issued1 linked violation
December 12, 2013State Administrative/Compliance Order without penalty issued1 linked violation
October 16, 2013State Administrative/Compliance Order without penalty issued1 linked violation
October 16, 2013State Administrative/Compliance Order without penalty issued1 linked violation
October 16, 2013State Administrative/Compliance Order without penalty issued1 linked violation
October 11, 2013State Public Notification received1 linked violation
October 10, 2013State Compliance achieved1 linked violation
October 10, 2013State Compliance achieved1 linked violation
October 10, 2013State Compliance achieved1 linked violation
September 23, 2013State Public Notification requested1 linked violation
September 23, 2013State Formal Notice of Violation issued1 linked violation
September 12, 2013State Public Notification received1 linked violation
August 29, 2013State Formal Notice of Violation issued1 linked violation
August 29, 2013State Public Notification requested1 linked violation
August 5, 2013State Public Notification received1 linked violation
July 22, 2013State Public Notification requested1 linked violation
July 22, 2013State Formal Notice of Violation issued3 linked violations
July 15, 2013State Violation/Reminder Notice1 linked violation
March 15, 2007State Public Notification received1 linked violation
January 31, 2007State Formal Notice of Violation issued1 linked violation
January 31, 2007State Public Notification requested1 linked violation
August 15, 2006State Compliance achieved1 linked violation
August 3, 2006State Compliance achieved1 linked violation
June 29, 2006State Compliance achieved1 linked violation
June 29, 2006State Compliance achieved1 linked violation
May 30, 2006State Public Notification requested1 linked violation
November 21, 2005State Formal Notice of Violation issued1 linked violation
September 15, 2004State Public Notification requested2 linked violations
September 15, 2004State Violation/Reminder Notice1 linked violation
January 16, 2004State Formal Notice of Violation issued1 linked violation
January 16, 2004State Public Notification requested1 linked violation
December 29, 2003State Compliance achieved1 linked violation
November 21, 2003State Formal Notice of Violation issued1 linked violation
November 21, 2003State Public Notification requested1 linked violation
September 4, 2002State Administrative/Compliance Order with penalty issued3 linked violations
September 4, 2002State Administrative/Compliance Order with penalty issued1 linked violation
September 4, 2002State Administrative/Compliance Order with penalty issued2 linked violations
September 4, 2002State Administrative/Compliance Order with penalty issued31 linked violations
July 30, 2002State Compliance achieved1 linked violation
April 30, 2002State Compliance achieved5 linked violations
February 28, 2002State Compliance achieved2 linked violations
January 22, 2002State Public Notification requested2 linked violations
January 22, 2002State Public Notification requested3 linked violations
January 22, 2002State Formal Notice of Violation issued2 linked violations
January 22, 2002State Formal Notice of Violation issued3 linked violations
January 22, 2002State Public Notification requested2 linked violations
January 22, 2002State Formal Notice of Violation issued26 linked violations
November 30, 2001State Compliance achieved2 linked violations
November 30, 2001State Compliance achieved24 linked violations
November 20, 2001State Formal Notice of Violation issued2 linked violations
November 20, 2001State Public Notification requested4 linked violations
September 28, 2001State Compliance achieved3 linked violations
September 28, 2001State Compliance achieved3 linked violations
January 25, 2001State Public Notification requested2 linked violations
January 25, 2001State Formal Notice of Violation issued1 linked violation
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved1 linked violation
October 13, 2000State Compliance achieved1 linked violation
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
October 13, 2000State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved1 linked violation
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved1 linked violation
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved3 linked violations
November 5, 1999State Compliance achieved4 linked violations
November 5, 1999State Compliance achieved2 linked violations
November 5, 1999State Compliance achieved2 linked violations
October 28, 1999State Formal Notice of Violation issued3 linked violations
October 28, 1999State Public Notification requested3 linked violations
October 25, 1999State Compliance achieved3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued4 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued4 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued1 linked violation
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued2 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
October 13, 1999State Administrative/Compliance Order with penalty issued3 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued4 linked violations
September 27, 1999State Formal Notice of Violation issued6 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued2 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued3 linked violations
September 27, 1999State Formal Notice of Violation issued18 linked violations
September 24, 1999State Public Notification requested2 linked violations
September 24, 1999State Formal Notice of Violation issued3 linked violations
July 30, 1999State Formal Notice of Violation issued2 linked violations
July 30, 1999State Public Notification requested2 linked violations
June 18, 1999State Public Notification requested2 linked violations
February 10, 1999State Compliance achieved1 linked violation
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested3 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Formal Notice of Violation issued3 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued3 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Formal Notice of Violation issued6 linked violations
January 27, 1999State Formal Notice of Violation issued2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested3 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested1 linked violation
January 27, 1999State Public Notification requested2 linked violations
January 27, 1999State Public Notification requested3 linked violations
January 27, 1999State Public Notification requested2 linked violations
March 23, 1998State Public Notification requested3 linked violations
March 23, 1998State Formal Notice of Violation issued2 linked violations
March 11, 1998State Compliance achieved1 linked violation
March 11, 1998State Compliance achieved1 linked violation
February 23, 1998State Public Notification requested3 linked violations
November 17, 1997State Public Notification requested3 linked violations
November 17, 1997State Formal Notice of Violation issued1 linked violation
October 20, 1997State Public Notification requested8 linked violations
September 22, 1997State Formal Notice of Violation issued1 linked violation
August 25, 1997State Formal Notice of Violation issued1 linked violation

Contact

ROCKY KNOLL

641-251-1403

LELAND, IA 50453