LAFAYETTE, CA · El Dorado County
ROCKWATER APTS. Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of June 28, 2017. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in El Dorado County, CA.
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)
- CA0900655
- System type
- Community Water System
- Population served
- 50
- Service connections
- 24
- Ownership
- privately owned
- Water source
- groundwater (wells)
ROCKWATER APTS. is one of 3,951 community water systems in California in the 500 or fewer people size category, formerly serving 50 people from groundwater.
EPA's federal records list this system as inactive in 2017; the record below is historical.
As of August 1, 2026, its federal record holds 5 entries between 1982 and 2008, all of which EPA lists as closed. Nothing has been added since 2008.
Of the 5, 1 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 the Miscellaneous Other Rules and volatile organic chemicals.
Violation history
Monitoring, Regular
—Benzene
January 1, 2008 – December 31, 2012
ArchivedNotification, Public
—No contaminant on record
July 1, 1983 – July 31, 1983
ArchivedNotification, Public
—No contaminant on record
April 1, 1983 – April 30, 1983
ArchivedNotification, Public
—No contaminant on record
January 1, 1983 – January 31, 1983
ArchivedNotification, Public
—No contaminant on record
October 1, 1982 – October 31, 1982
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2008 – December 31, 2012 | Monitoring, Regular | Benzene | — | Archived |
| July 1, 1983 – July 31, 1983 | Notification, Public | — | — | Archived |
| April 1, 1983 – April 30, 1983 | Notification, Public | — | — | Archived |
| January 1, 1983 – January 31, 1983 | Notification, Public | — | — | Archived |
| October 1, 1982 – October 31, 1982 | Notification, Public | — | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- February 5, 2015State Administrative/Compliance Order without penalty issued4 linked violations
- November 14, 2014State Public Notification requested2 linked violations
- August 12, 2014State Administrative Penalty assessed5 linked violations
- August 12, 2014State Formal Notice of Violation issued1 linked violation
- August 12, 2014State Formal Notice of Violation issued3 linked violations
Last known contact on file (system is inactive)
WENGER, ALLEN
925-256-6770
LAFAYETTE, CA 94549