Public water system · IL1110150
ActiveCrystal Lake
Community water system in McHenry County, Illinois, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40,661
Service connections
14,101
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 1996-07-01 | 26 | 3100 | No | Archived |
| 1996-07-01 | 22 | 3100 | Yes | Archived |
| 1986-10-28 | 04 | 1020 | No | Archived |
| 1986-10-28 | 04 | 1025 | No | Archived |
| 1986-10-28 | 04 | 1035 | No | Archived |
| 1986-10-28 | 04 | 1040 | No | Archived |
| 1986-10-28 | 04 | 1045 | No | Archived |
| 1986-10-28 | 04 | 1005 | No | Archived |
| 1986-10-28 | 04 | 1015 | No | Archived |
| 1986-10-28 | 04 | 1010 | No | Archived |
| 1986-06-01 | 02 | 1010 | Yes | Resolved |
| 1983-06-01 | 02 | 1010 | Yes | Archived |
Crystal Lake: frequently asked questions
Is Crystal Lake's water safe to drink?
Crystal Lake is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Crystal Lake?
Crystal Lake (PWSID IL1110150) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Crystal Lake serve?
Crystal Lake reports serving 40,661 people through 14,101 service connections in McHenry County, Illinois.
Where does Crystal Lake get its water?
EPA SDWIS lists this system's primary water source as groundwater.