TAMPICO, IL · Whiteside County
TAMPICO Water System
Consumer Confidence Report status
TAMPICO 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 1 open health-based violation for TAMPICO, alongside 1 other open item.
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)
- IL1950550
- System type
- Community Water System
- Population served
- 689
- Service connections
- 345
- Ownership
- local government
- Water source
- groundwater (wells)
TAMPICO is one of 773 community water systems in Illinois in the 501 to 3,300 people size category, serving 689 people from groundwater.
As of August 1, 2026, its federal record holds 4 entries between 1977 and 2025, of which 1 health-based item remains open, alongside 1 other open entry.
Of the 4, 3 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 Lead and Copper Rule and the Radionuclides and Revised Rad Rule.
Violation history
Notification, Known or Potential LSL
—LEAD AND COPPER RULE REVISIONS
July 2, 2025
UnaddressedLSL Inventory
Health-basedLEAD AND COPPER RULE REVISIONS
October 17, 2024
UnaddressedLSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024 – May 2, 2025
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived
Unaddressed no corrective action on record yetResolved 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 |
|---|---|---|---|---|
| July 2, 2025 | Notification, Known or Potential LSL | LEAD AND COPPER RULE REVISIONS | — | Unaddressed |
| October 17, 2024 | LSL Inventory | LEAD AND COPPER RULE REVISIONS | Health-based | Unaddressed |
| October 17, 2024 – May 2, 2025 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Resolved |
| June 30, 1977 – June 29, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is TAMPICO required to publish a Consumer Confidence Report?
- Yes. TAMPICO 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 TAMPICO’s next Consumer Confidence Report due?
- TAMPICO’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does TAMPICO have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 open health-based violation for TAMPICO, alongside 1 other open item.
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
LEATHERS, KATHY
815-438-2505
TAMPICO, IL 61283