UNDERWOOD, IA · Pottawattamie County
UNDERWOOD WATER SUPPLY Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of May 16, 2000. 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 Pottawattamie 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)
- IA7869037
- System type
- Community Water System
- Population served
- 688
- Service connections
- 256
- Ownership
- local government
- Water source
- groundwater (wells)
UNDERWOOD WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, formerly serving 688 people from groundwater.
EPA's federal records list this system as inactive in 2000; the record below is historical.
As of August 1, 2026, its federal record holds 1 entry in 1994, all of which EPA lists as closed. Nothing has been added since 1994.
All 1 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 the Total Coliform Rules.
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 1994 – May 31, 1994
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 1994 – May 31, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- June 20, 1996State Bilateral Compliance Agreement signed3 linked violations
- June 4, 1996State Formal Notice of Violation issued2 linked violations
- February 20, 1996State Formal Notice of Violation issued2 linked violations
- September 12, 1991State Public Notification requested1 linked violation
- August 17, 1988State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
- February 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
- February 5, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
Not on record
712-566-2373
UNDERWOOD, IA 51576