IL · Lake County
GRANDWOOD PARK SUBDIVISION - LAKE CO PW Water System
Consumer Confidence Report status
GRANDWOOD PARK SUBDIVISION - LAKE CO PW 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 no open violations for GRANDWOOD PARK SUBDIVISION - LAKE CO PW.
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)
- IL0975600
- System type
- Community Water System
- Population served
- 5,751
- Service connections
- 1,917
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
GRANDWOOD PARK SUBDIVISION - LAKE CO PW is one of 248 community water systems in Illinois in the 3,301 to 10,000 people size category, serving 5,751 people from surface water.
As of August 1, 2026, its federal record holds 11 entries between 1977 and 2014, all of which EPA lists as closed. Nothing has been added since 2014.
Of the 11, 7 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 synthetic organic chemicals, the Radionuclides and Revised Rad Rule, and the Consumer Confidence Rule.
Violation history
Monitoring, Regular
—LASSO
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Simazine
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Atrazine
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2014 – December 31, 2016
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2012 – July 10, 2013
ResolvedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
July 1, 2005 – September 30, 2005
ResolvedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
October 1, 2004 – December 31, 2004
ResolvedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
July 1, 2004 – September 30, 2004
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
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 |
|---|---|---|---|---|
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| July 1, 2012 – July 10, 2013 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2005 – September 30, 2005 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Resolved |
| October 1, 2004 – December 31, 2004 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Resolved |
| July 1, 2004 – September 30, 2004 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Resolved |
| June 30, 1977 – June 29, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- February 17, 2017State Public Notification received445 linked violations
Common questions
Is GRANDWOOD PARK SUBDIVISION - LAKE CO PW required to publish a Consumer Confidence Report?
- Yes. GRANDWOOD PARK SUBDIVISION - LAKE CO PW 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 GRANDWOOD PARK SUBDIVISION - LAKE CO PW’s next Consumer Confidence Report due?
- GRANDWOOD PARK SUBDIVISION - LAKE CO PW’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GRANDWOOD PARK SUBDIVISION - LAKE CO PW have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for GRANDWOOD PARK SUBDIVISION - LAKE CO PW.
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
Not on record
Phone not on record