ROUND LAKE PARK
Illinois — Community Water System — PWSID: IL0971600
System Information
| PWSID | IL0971600 |
| System Name | ROUND LAKE PARK |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Dec 4, 2025 |
Location & Contact
| State | Illinois |
| City | ROUND LAKE PARK |
| ZIP Code | 60073 |
| Address | 203 E. LAKE SHORE DRIVE |
| Organization | LUCASSEN, LINDA M. |
| Phone | 847-546-2792 |
Population & Service
| Population Served | 4,900 |
| Service Connections | 1,423 |
Drinking Water Violations (19)
This water system has 19 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 22, 2025 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Jul 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jul 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jul 1, 2025 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Unaddressed | — | Consumer Confidence Rule |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 11, 2024 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Unaddressed | — | Consumer Confidence Rule |
| Jan 1, 2023 | Dec 31, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 | Dec 31, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 | Dec 31, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 27, 2019 | Consumer Confidence Rule |
| Jul 1, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 27, 2019 | Consumer Confidence Rule |
| Jul 1, 2012 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2013 | Consumer Confidence Rule |
| Jul 1, 2012 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2013 | Consumer Confidence Rule |
| Jun 30, 1977 | Jun 29, 1981 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Jun 29, 1981 | Radionuclides and Revised Rad Rule |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.