BASS LAKE ANNEX 3

PWSID: CA2000501 · Wishon, CA · Serves 42 people

According to EPA Safe Drinking Water Information System (SDWIS), BASS LAKE ANNEX 3 (PWSID CA2000501) in Wishon, CA is listed as a CWS water system covering about 42 people. The same extract lists 21 health-based violation records spanning 2002-2025. Those 21 health-based rows for BASS LAKE ANNEX 3 cover contaminants such as Combined Uranium, Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.

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Health-Based Records

BASS LAKE ANNEX 3 has 21 health-based violation records in this historical extract. Monitoring and reporting records are not included.

Population Served
42
Health-Based Violation Records
21
Distinct Contaminant Codes
2
Source Type
Groundwater

BASS LAKE ANNEX 3 (PWSID CA2000501) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 42 people in Wishon, CA, and is subject to primacy enforcement by the California drinking-water program.

PlainEnviro's health-based SDWIS extract contains 21 violation records for this system. Monitoring and reporting records are not included. 2 distinct EPA contaminant codes appear, including Combined Uranium, Revised Total Coliform Rule. Recorded violations span 2002–2025.

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 California state drinking-water program's public portal.

System Details

EPA ID (PWSID)
CA2000501
System Type
CWS
Water Source
Groundwater
Location
Wishon, CA
Population Served
42
Health Violations
Yes (21)

What contaminants are in this water system?

Contaminant Violations Health-Based
Combined Uranium 20 20
Revised Total Coliform Rule 1 1

Violation History (21)

Contaminant Health Date
Combined Uranium Yes Jul 1, 2025
Combined Uranium Yes Apr 1, 2025
Combined Uranium Yes Jan 1, 2024
Combined Uranium Yes Jan 1, 2024
Combined Uranium Yes Jul 1, 2023
Combined Uranium Yes Jul 1, 2023
Combined Uranium Yes Jan 1, 2023
Combined Uranium Yes Jan 1, 2023
Combined Uranium Yes Jan 1, 2023
Revised Total Coliform Rule Yes Jun 1, 2017
Combined Uranium Yes Jan 1, 2015
Combined Uranium Yes Jan 1, 2013
Combined Uranium Yes Jul 1, 2012
Combined Uranium Yes Jan 1, 2012
Combined Uranium Yes Apr 1, 2011
Combined Uranium Yes Jul 1, 2010
Combined Uranium Yes Apr 1, 2010
Combined Uranium Yes Jan 1, 2010
Combined Uranium Yes Oct 1, 2009
Combined Uranium Yes Apr 1, 2006
Combined Uranium Yes Jul 2, 2002

Frequently Asked Questions

What does EPA SDWIS list for BASS LAKE ANNEX 3?
BASS LAKE ANNEX 3 has 21 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does BASS LAKE ANNEX 3 serve?
BASS LAKE ANNEX 3 serves 42 people in Wishon, CA. It is classified as a CWS water system.
What violations does BASS LAKE ANNEX 3 have?
BASS LAKE ANNEX 3 has 21 health-based violation records in PlainEnviro's extract spanning 2002–2025. Monitoring and reporting records are not included.
What contaminants have been found in BASS LAKE ANNEX 3 water?
Violations have been recorded for 2 contaminants. The most frequent: Combined Uranium, Revised Total Coliform Rule.

About This Data

BASS LAKE ANNEX 3 (CA2000501) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF MADERA; CHOWCHILLA CITY WATER DEPT; Table Mountain Rancheria; MADERA VALLEY WATER COMPANY. Health-based rows (21 MCL/TT) are historical registry state, not a current drinkability score.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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