CRYSTAL LAKE WATER SUPPLY
PWSID: IA4115092 · Thompson, IA · Serves 255 people
According to EPA Safe Drinking Water Information System (SDWIS), CRYSTAL LAKE WATER SUPPLY (PWSID IA4115092) in Thompson, IA is listed as a CWS water system covering about 255 people. The same extract lists 3 health-based violation records spanning 2022-2022. Those 3 health-based rows for CRYSTAL LAKE WATER SUPPLY cover contaminants such as Nitrite; they remain historical EPA registry entries, not a current compliance or drinkability score.
CRYSTAL LAKE WATER SUPPLY has 3 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including Nitrite. Recorded violations span 2022–2022. Day-to-day primacy enforcement for this system runs through the Iowa drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Iowa state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- IA4115092
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Thompson, IA
- Population Served
- 255
- Health Violations
- Yes (3)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrite | 3 | 3 |
Violation History (3)
Frequently Asked Questions
What does EPA SDWIS list for CRYSTAL LAKE WATER SUPPLY?
How many people does CRYSTAL LAKE WATER SUPPLY serve?
What violations does CRYSTAL LAKE WATER SUPPLY have?
What contaminants have been found in CRYSTAL LAKE WATER SUPPLY water?
Compare beyond Iowa
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CRYSTAL LAKE WATER SUPPLY on cumulative violation count (3) and EPA-reported population served (255). Violation-count peers include Mohegan Tribal Utility Authority, RED CLIFF NORTH, Tesuque Pueblo.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
CRYSTAL LAKE WATER SUPPLY (IA4115092) is drawn from EPA SDWIS. Nearby county systems in this extract include FOREST CITY WATER SUPPLY; LAKE MILLS MUNICIPAL WATER DEPT-SOUTH; THOMPSON WATER WORKS; LELAND WATER SUPPLY. Health-based rows (3 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.