ALTA VISTA, IA · Floyd County
COLWELL, CITY OF Water System
Consumer Confidence Report status
COLWELL, CITY OF 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 COLWELL, CITY OF.
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)
- IA3409066
- System type
- Community Water System
- Population served
- 55
- Service connections
- 38
- Ownership
- local government
- Water source
- groundwater (wells)
COLWELL, CITY OF is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 55 people from groundwater.
As of August 1, 2026, its federal record holds 4 entries between 1985 and 1997, all of which EPA lists as closed. Nothing has been added since 1997.
All 4 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 and the Lead and Copper Rule.
Violation history
Monitoring, Regular
—Nitrite
March 1, 1997 – March 31, 1997
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
July 1, 1988 – October 4, 1988
ResolvedMonitoring, Regular
—Cadmium
October 1, 1985 – September 30, 1988
ResolvedMonitoring, Regular
—Fluoride
October 1, 1985 – September 30, 1988
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| March 1, 1997 – March 31, 1997 | Monitoring, Regular | Nitrite | — | Resolved |
| July 1, 1988 – October 4, 1988 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| October 1, 1985 – September 30, 1988 | Monitoring, Regular | Cadmium | — | Resolved |
| October 1, 1985 – September 30, 1988 | Monitoring, Regular | Fluoride | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- December 8, 1997State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 8, 1997State Compliance achieved2 linked violations
- December 8, 1997State Compliance achieved4 linked violations
- December 8, 1997State Compliance achieved2 linked violations
- September 22, 1997State Formal Notice of Violation issued4 linked violations
- September 4, 1997State Public Notification requested5 linked violations
- September 4, 1997State Formal Notice of Violation issued1 linked violation
- September 4, 1997State Public Notification requested1 linked violation
- September 4, 1997State Public Notification requested1 linked violation
- September 4, 1997State Formal Notice of Violation issued2 linked violations
- September 4, 1997State Formal Notice of Violation issued1 linked violation
- September 4, 1997State Public Notification requested1 linked violation
- September 4, 1997State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- February 23, 1996State Formal Notice of Violation issued2 linked violations
- December 17, 1993State Public Notification requested6 linked violations
- November 8, 1993State Compliance achieved7 linked violations
- October 4, 1988State Compliance achieved2 linked violations
- October 4, 1988State Compliance achieved1 linked violation
- October 4, 1988State Formal Notice of Violation issued2 linked violations
- October 4, 1988State Compliance achieved2 linked violations
- October 4, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- October 4, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 1, 1987State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 1, 1987State Compliance achieved1 linked violation
- November 15, 1987State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- November 15, 1987State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
Common questions
Is COLWELL, CITY OF required to publish a Consumer Confidence Report?
- Yes. COLWELL, CITY OF 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 COLWELL, CITY OF’s next Consumer Confidence Report due?
- COLWELL, CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does COLWELL, CITY OF have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for COLWELL, CITY OF.
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
COLWELL WATER SUPPLY
641-364-4795
ALTA VISTA, IA 50603