WATERLOO, IL · Monroe County
TIMBERLAKES HOMEOWNERS ASSOCIATION Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of December 1, 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 Monroe County, IL.
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 Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.
System facts
- System ID (PWSID)
- IL1335050
- System type
- Community Water System
- Population served
- 99
- Service connections
- 33
- Ownership
- privately owned
- Water source
- groundwater (wells)
TIMBERLAKES HOMEOWNERS ASSOCIATION is one of 1,572 community water systems in Illinois in the 500 or fewer people size category, formerly serving 99 people from groundwater.
EPA's federal records list this system as inactive in 1999; the record below is historical.
As of August 1, 2026, its federal record holds 2 entries between 1977 and 1998, all of which EPA lists as closed. Nothing has been added since 1998.
All 2 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 and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 1998 – May 31, 1998
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 1998 – May 31, 1998 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| June 30, 1977 – June 29, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 18, 1998State Violation/Reminder Notice1 linked violation
- July 18, 1998State Public Notification requested1 linked violation
Last known contact on file (system is inactive)
Not on record
618-284-7124
WATERLOO, IL 62298