FREMONT ONE
PWSID: CA3901474 · Stockton, CA · Serves 39 people
According to EPA Safe Drinking Water Information System (SDWIS), FREMONT ONE (PWSID CA3901474) in Stockton, CA is listed as a CWS water system covering about 39 people. The same extract lists 24 health-based violation records spanning 2021-2025. Those 24 health-based rows for FREMONT ONE cover contaminants such as Nitrate; they remain historical EPA registry entries, not a current compliance or drinkability score.
FREMONT ONE has 24 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. 1 distinct EPA contaminant code appears in this system's record, including Nitrate. Recorded violations span 2021–2025. 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)
- CA3901474
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Stockton, CA
- Population Served
- 39
- Health Violations
- Yes (24)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate | 24 | 24 |
Violation History (24)
| Contaminant | Health | Date |
|---|---|---|
| Nitrate | Yes | Oct 1, 2025 |
| 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 | Jul 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Jan 1, 2022 |
| Nitrate | Yes | Oct 1, 2021 |
| Nitrate | Yes | Jul 1, 2021 |
Frequently Asked Questions
What does EPA SDWIS list for FREMONT ONE?
How many people does FREMONT ONE serve?
What violations does FREMONT ONE have?
What contaminants have been found in FREMONT ONE water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest FREMONT ONE on cumulative violation count (24) and EPA-reported population served (39). Violation-count peers include MAGNOLIA WATERWORKS, DAMASCUS WATER WORKS, HUNTINGTON WATERWORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
FREMONT ONE (CA3901474) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF STOCKTON; TRACY, CITY OF; MANTECA, CITY OF; LODI, CITY OF. Health-based rows (24 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.