ATLANTIC, IA · Cass County
WILLOW HEIGHTS Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of November 19, 1999. 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 Cass County, IA.
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)
- IA1500901
- System type
- Community Water System
- Population served
- 45
- Service connections
- 1
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—1,2,4-Trichlorobenzene
June 1, 1995 – June 30, 1995
ResolvedMonitoring, Regular
—Nitrate
October 1, 1993 – September 30, 1996
ResolvedMonitoring, Regular
—Mercury
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Selenium
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 |
|---|---|---|---|---|
| June 1, 1995 – June 30, 1995 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 1993 – September 30, 1996 | Monitoring, Regular | Nitrate | — | Resolved |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Mercury | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Selenium | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- January 26, 1998State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 26, 1998State Compliance achieved3 linked violations
- June 25, 1997State Bilateral Compliance Agreement signedgeneral compliance action — not tied to a specific violation on record
- June 25, 1997State Formal Notice of Violation issued1 linked violation
- February 18, 1982State Unresolvedgeneral 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
ATLANTIC, IA 50022