MARSHALLTOWN, IA · Marshall County
SHADY OAKS Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of May 5, 1981. 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 Marshall 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)
- IA6400675
- System type
- Community Water System
- Population served
- 31
- Service connections
- 18
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Arsenic
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Barium
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Cadmium
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Chromium
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Fluoride
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Mercury
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Nitrate
September 30, 1980 – May 5, 1981
ArchivedMonitoring, Regular
—Selenium
September 30, 1980 – May 5, 1981
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Arsenic | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Barium | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Cadmium | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Chromium | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Fluoride | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Mercury | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Nitrate | — | Archived |
| September 30, 1980 – May 5, 1981 | Monitoring, Regular | Selenium | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Last known contact on file (system is inactive)
Not on record
Phone not on record
MARSHALLTOWN, IA 50158