SAN JOAQUIN ESTATES MUTUAL WATER COMPANY
PWSID: CA1500575 · Bakersfield, CA · Serves 165 people
According to EPA Safe Drinking Water Information System (SDWIS), SAN JOAQUIN ESTATES MUTUAL WATER COMPANY (PWSID CA1500575) in Bakersfield, CA is listed as a CWS water system covering about 165 people. The same extract lists 52 health-based violation records spanning 1998-2025. Those 52 health-based rows for SAN JOAQUIN ESTATES MUTUAL WATER COMPANY cover contaminants such as Nitrate, Coliform (TCR), Nitrate-Nitrite; they remain historical EPA registry entries, not a current compliance or drinkability score.
SAN JOAQUIN ESTATES MUTUAL WATER COMPANY has 52 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. 3 distinct EPA contaminant codes appear in this system's record, including Nitrate, Coliform (TCR), Nitrate-Nitrite. Recorded violations span 1998–2025. Day-to-day primacy enforcement for this system runs through the California 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 California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CA1500575
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Bakersfield, CA
- Population Served
- 165
- Health Violations
- Yes (52)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate | 45 | 45 |
| Coliform (TCR) | 5 | 5 |
| Nitrate-Nitrite | 2 | 2 |
Violation History (52)
| Contaminant | Health | Date |
|---|---|---|
| Nitrate | Yes | Jul 1, 2025 |
| Nitrate | Yes | Apr 1, 2025 |
| Nitrate | Yes | Jan 1, 2025 |
| Nitrate | Yes | Oct 1, 2024 |
| Nitrate | Yes | Oct 1, 2024 |
| Nitrate | Yes | Jul 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Jul 1, 2023 |
| Nitrate | Yes | Apr 1, 2023 |
| Nitrate | Yes | Apr 1, 2023 |
| Nitrate | Yes | Apr 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Jul 1, 2021 |
| Nitrate | Yes | Apr 1, 2021 |
| Nitrate | Yes | Jan 1, 2021 |
| Nitrate | Yes | Oct 1, 2020 |
| Nitrate | Yes | Jul 1, 2020 |
| Nitrate | Yes | Apr 1, 2020 |
| Nitrate | Yes | Jan 1, 2020 |
| Nitrate | Yes | Oct 1, 2019 |
| Nitrate | Yes | Apr 1, 2019 |
| Nitrate | Yes | Jan 1, 2019 |
| Nitrate | Yes | Oct 1, 2018 |
| Nitrate | Yes | Jul 1, 2018 |
| Nitrate | Yes | Apr 1, 2018 |
| Nitrate | Yes | Jan 1, 2018 |
| Nitrate | Yes | Oct 1, 2017 |
| Nitrate | Yes | Jul 1, 2017 |
| Nitrate | Yes | Apr 1, 2017 |
| Nitrate | Yes | Jan 1, 2017 |
| Nitrate | Yes | Oct 1, 2016 |
| Nitrate | Yes | Jul 1, 2016 |
| Nitrate-Nitrite | Yes | Apr 1, 2016 |
| Nitrate-Nitrite | Yes | Jan 1, 2016 |
| Coliform (TCR) | Yes | Sep 1, 1999 |
| Coliform (TCR) | Yes | Dec 1, 1998 |
| Coliform (TCR) | Yes | Aug 1, 1998 |
| Coliform (TCR) | Yes | Jul 1, 1998 |
| Coliform (TCR) | Yes | Jun 1, 1998 |
Frequently Asked Questions
What does EPA SDWIS list for SAN JOAQUIN ESTATES MUTUAL WATER COMPANY?
How many people does SAN JOAQUIN ESTATES MUTUAL WATER COMPANY serve?
What violations does SAN JOAQUIN ESTATES MUTUAL WATER COMPANY have?
What contaminants have been found in SAN JOAQUIN ESTATES MUTUAL WATER COMPANY water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SAN JOAQUIN ESTATES MUTUAL WATER COMPANY on cumulative violation count (52) and EPA-reported population served (165). Violation-count peers include KONGIGANAK WATER SYSTEM, SHANNON, COALGATE PWA.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
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About This Data
SAN JOAQUIN ESTATES MUTUAL WATER COMPANY (CA1500575) is drawn from EPA SDWIS. Health-based rows in this extract are MCL and Treatment Technique records spanning 1998-2025 covering Nitrate, Coliform (TCR), Nitrate-Nitrite. Historical registry entries, 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.