WATERLOO, IA · Black Hawk County

BLACK HAWK COUNTY RURAL WATER Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of October 31, 1994. 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 Black Hawk County, IA.

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): IA0789067
System type: Community Water System
Population served: 1,400
Service connections: 289
Ownership: local government
Water source: groundwater (wells)

BLACK HAWK COUNTY RURAL WATER is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, formerly serving 1,400 people from groundwater.

EPA's federal records list this system as inactive in 1994; the record below is historical.

As of August 1, 2026, its federal record holds 8 entries between 1988 and 1994, all of which EPA lists as closed. Nothing has been added since 1994.

Of the 8, 5 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.

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
July 1, 1994 – July 31, 1994
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 1993 – January 31, 1993
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
July 1, 1992 – July 31, 1992
Resolved
Monitoring, Regular
—
Nitrate
April 1, 1990 – June 30, 1990
Resolved
Monitoring, Check/Repeat/Confirmation
—
Nitrate
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Selenium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Cadmium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Barium
April 1, 1988 – March 31, 1991
Resolved

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, 1994 – July 31, 1994	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
January 1, 1993 – January 31, 1993	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
July 1, 1992 – July 31, 1992	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
April 1, 1990 – June 30, 1990	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Check/Repeat/Confirmation	Nitrate	—	Archived
April 1, 1988 – March 31, 1991	Monitoring, Regular	Selenium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Cadmium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Barium	—	Resolved

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

Enforcement actions

June 6, 1996State Compliance achieved1 linked violation
June 6, 1996State Compliance achieved4 linked violations
December 23, 1994State Public Notification requested2 linked violations
December 23, 1994State Public Notification requested1 linked violation
December 23, 1994State Formal Notice of Violation issued2 linked violations
December 20, 1994State Public Notification received6 linked violations
December 20, 1994State Public Notification received2 linked violations
December 20, 1994State Public Notification received4 linked violations
December 20, 1994State Public Notification received3 linked violations
December 12, 1994State Formal Notice of Violation issued2 linked violations
October 31, 1994State Compliance achieved3 linked violations
October 31, 1994State Compliance achieved2 linked violations
October 31, 1994State Compliance achieved2 linked violations
October 19, 1994State Compliance achieved3 linked violations
October 19, 1994State Compliance achieved1 linked violation
August 16, 1994State Public Notification received2 linked violations
August 1, 1994State Compliance achieved7 linked violations
July 29, 1994State Public Notification requested9 linked violations
July 29, 1994State Formal Notice of Violation issued9 linked violations
July 29, 1994State Public Notification requested3 linked violations
July 29, 1994State Public Notification requested4 linked violations
June 22, 1994State Formal Notice of Violation issued4 linked violations
August 2, 1993State Public Notification received6 linked violations
December 14, 1992State Administrative/Compliance Order with penalty issued5 linked violations
December 14, 1992State Bilateral Compliance Agreement signed1 linked violation
December 14, 1992State Administrative/Compliance Order with penalty issued1 linked violation
June 10, 1992State Public Notification received1 linked violation
April 16, 1992State Formal Notice of Violation issued1 linked violation
April 16, 1992State Formal Notice of Violation issued3 linked violations
March 18, 1992State Bilateral Compliance Agreement signed3 linked violations
December 10, 1991State Public Notification received6 linked violations
December 10, 1991State Public Notification received4 linked violations
December 10, 1991State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
December 10, 1991State Public Notification received3 linked violations
November 17, 1991State Compliance achieved2 linked violations
November 4, 1991State Administrative/Compliance Order without penalty issued2 linked violations
November 4, 1991State Administrative/Compliance Order without penalty issued2 linked violations
November 4, 1991State Administrative/Compliance Order without penalty issued1 linked violation
November 4, 1991State Administrative/Compliance Order without penalty issued2 linked violations
October 29, 1991State Public Notification requested2 linked violations
October 29, 1991State Formal Notice of Violation issued5 linked violations
October 29, 1991State Formal Notice of Violation issued11 linked violations
October 29, 1991State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
October 29, 1991State Formal Notice of Violation issued2 linked violations
October 29, 1991State Formal Notice of Violation issued1 linked violation
September 21, 1990State Public Notification received1 linked violation
September 21, 1990State Public Notification received1 linked violation
August 23, 1990State Public Notification requested2 linked violations
March 8, 1989State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

Not on record

Phone not on record

WATERLOO, IA 507034774