MANNING, IA · Carroll County
WEST CENTRAL RWA - NISH SYSTEM Water System
Consumer Confidence Report status
WEST CENTRAL RWA - NISH SYSTEM 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 WEST CENTRAL RWA - NISH SYSTEM.
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)
- IA1400902
- System type
- Community Water System
- Population served
- 3,573
- Service connections
- 1,429
- Ownership
- privately owned
- Water source
- groundwater (wells)
WEST CENTRAL RWA - NISH SYSTEM is one of 91 community water systems in Iowa in the 3,301 to 10,000 people size category, serving 3,573 people from groundwater.
As of August 1, 2026, its federal record holds 10 entries between 1980 and 1988, all of which EPA lists as closed. Nothing has been added since 1988.
All 10 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
Monitoring, Regular
—Arsenic
April 1, 1988 – March 31, 1991
ResolvedMonitoring, Regular
—Cadmium
April 1, 1988 – March 31, 1991
ResolvedMonitoring, Regular
—Mercury
April 1, 1988 – March 31, 1991
ResolvedMonitoring, Regular
—Arsenic
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Barium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Cadmium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Chromium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Fluoride
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Mercury
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Nitrate
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 |
|---|---|---|---|---|
| April 1, 1988 – March 31, 1991 | Monitoring, Regular | Arsenic | — | Resolved |
| April 1, 1988 – March 31, 1991 | Monitoring, Regular | Cadmium | — | Resolved |
| April 1, 1988 – March 31, 1991 | Monitoring, Regular | Mercury | — | Resolved |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Arsenic | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Barium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Cadmium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Chromium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Fluoride | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Mercury | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Nitrate | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 20, 2017State Compliance achieved4 linked violations
- October 6, 2002State Public Notification received4 linked violations
- July 25, 2002State Formal Notice of Violation issued5 linked violations
- October 8, 1995State Compliance achieved2 linked violations
- August 20, 1993State Public Notification received1 linked violation
- July 29, 1993State Formal Notice of Violation issued3 linked violations
- July 29, 1993State Public Notification requested3 linked violations
- September 18, 1992State Formal Notice of Violation issued2 linked violations
- October 23, 1991State Public Notification received2 linked violations
- October 23, 1991State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- October 23, 1991State Public Notification received2 linked violations
- October 23, 1991State Public Notification received1 linked violation
- October 1, 1991State Compliance achieved2 linked violations
- October 1, 1991State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 28, 1989State Compliance achievedgeneral compliance action — not tied to a specific violation on record
Common questions
Is WEST CENTRAL RWA - NISH SYSTEM required to publish a Consumer Confidence Report?
- Yes. WEST CENTRAL RWA - NISH SYSTEM 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 WEST CENTRAL RWA - NISH SYSTEM’s next Consumer Confidence Report due?
- WEST CENTRAL RWA - NISH SYSTEM’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WEST CENTRAL RWA - NISH SYSTEM have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for WEST CENTRAL RWA - NISH SYSTEM.
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
WEST CENTRAL IOWA RURAL WATER ASSOC
712-655-2534
MANNING, IA 51455