Lake Ridge, Incorporated

PWSID: IA5225315

System Details

Population Served1,300
Service Connections420
Water SourceGroundwater
System TypeCommunity Water System
OwnerPrivate
StatusActive
CityGrinnell
Zip Code50112

Areas Served

  • Iowa City, Johnson County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0030 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0010 mg/L0.015 mg/LBelow Action Level
Lead (90th percentile)0.0000 mg/L0.015 mg/LBelow Action Level

1 Active Violations

ContaminantViolationDateHealth-BasedStatus
2025-07-01Open

Violation History (18 total)

ContaminantViolationDateHealth-BasedStatus
2025-08-01 MajorAcknowledged
2025-07-01 MajorAcknowledged
2025-07-01 MajorAcknowledged
2024-09-01Returned to Compliance
2023-10-01 MajorReturned to Compliance
2023-10-01 MajorAcknowledged
2023-10-01 MajorReturned to Compliance
2023-04-24Returned to Compliance
2023-04-24Returned to Compliance
2022-12-01 MajorReturned to Compliance
2022-12-01 MajorReturned to Compliance
2022-12-01 MajorReturned to Compliance
2017-12-01Returned to Compliance
2017-02-01 MajorReturned to Compliance
2016-02-01Returned to Compliance
2000-10-01Returned to Compliance
1999-10-01Returned to Compliance