ANAHEIM, CA · Los Angeles County
GSWC - NORWALK Water System
Consumer Confidence Report status
GSWC - NORWALK 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 GSWC - NORWALK.
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 California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA1910098
- System type
- Community Water System
- Population served
- 43,167
- Service connections
- 9,416
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
GSWC - NORWALK is one of 376 community water systems in California in the 10,001 to 100,000 people size category, serving 43,167 people from surface water.
As of August 1, 2026, its federal record holds 1 entry in 1988, all of which EPA lists as closed. Nothing has been added since 1988.
None of the 1 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Miscellaneous Other Rules.
Violation history
Notification, Public
—No contaminant on record
September 1, 1988 – September 30, 1988
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 1, 1988 – September 30, 1988 | Notification, Public | — | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is GSWC - NORWALK required to publish a Consumer Confidence Report?
- Yes. GSWC - NORWALK 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 GSWC - NORWALK’s next Consumer Confidence Report due?
- GSWC - NORWALK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GSWC - NORWALK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for GSWC - NORWALK.
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
FLORES, ROCIO
626-250-1517
ANAHEIM, CA 92806