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.
BASS LAKE ANNEX 3 has 21 health-based violation records in this historical extract. Monitoring and reporting records are not included.
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?
How many people does BASS LAKE ANNEX 3 serve?
What violations does BASS LAKE ANNEX 3 have?
What contaminants have been found in BASS LAKE ANNEX 3 water?
Nearby Water Systems
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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
Read our methodology - how this data is sourced, computed, and verified.