EAST OROSI COMMUNITY SERVICES DISTRICT
PWSID: CA5401003 · Visalia, CA · Serves 423 people
According to EPA Safe Drinking Water Information System (SDWIS), EAST OROSI COMMUNITY SERVICES DISTRICT (PWSID CA5401003) in Visalia, CA is listed as a CWS water system covering about 423 people. The same extract lists 55 health-based violation records spanning 2016-2025. Those 55 health-based rows for EAST OROSI COMMUNITY SERVICES DISTRICT cover contaminants such as Nitrate; they remain historical EPA registry entries, not a current compliance or drinkability score.
EAST OROSI COMMUNITY SERVICES DISTRICT has 55 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 2016–2025. 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)
- CA5401003
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Visalia, CA
- Population Served
- 423
- Health Violations
- Yes (55)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate | 55 | 55 |
Violation History (55)
| Contaminant | Health | Date |
|---|---|---|
| Nitrate | Yes | Oct 1, 2025 |
| Nitrate | Yes | Jul 1, 2025 |
| Nitrate | Yes | Apr 1, 2025 |
| Nitrate | Yes | Apr 1, 2025 |
| Nitrate | Yes | Jan 1, 2025 |
| Nitrate | Yes | Jan 1, 2025 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Jul 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 | Apr 1, 2022 |
| Nitrate | Yes | Apr 1, 2022 |
| Nitrate | Yes | Jan 1, 2022 |
| Nitrate | Yes | Jan 1, 2022 |
| Nitrate | Yes | Apr 1, 2021 |
| Nitrate | Yes | Apr 1, 2021 |
| Nitrate | Yes | Jul 1, 2019 |
| Nitrate | Yes | Jul 1, 2019 |
| Nitrate | Yes | Apr 1, 2019 |
| Nitrate | Yes | Apr 1, 2019 |
| Nitrate | Yes | Jan 1, 2019 |
| Nitrate | Yes | Jan 1, 2019 |
| Nitrate | Yes | Jul 1, 2018 |
| Nitrate | Yes | Jul 1, 2018 |
| Nitrate | Yes | Apr 1, 2018 |
| Nitrate | Yes | Apr 1, 2018 |
| Nitrate | Yes | Jan 1, 2018 |
| Nitrate | Yes | Jan 1, 2018 |
| Nitrate | Yes | Oct 1, 2017 |
| Nitrate | Yes | Oct 1, 2017 |
| Nitrate | Yes | Jul 1, 2017 |
| Nitrate | Yes | Jul 1, 2017 |
| Nitrate | Yes | Apr 1, 2017 |
| Nitrate | Yes | Apr 1, 2017 |
| Nitrate | Yes | Jan 1, 2017 |
| Nitrate | Yes | Jan 1, 2017 |
| Nitrate | Yes | Oct 1, 2016 |
| Nitrate | Yes | Oct 1, 2016 |
| Nitrate | Yes | Apr 1, 2016 |
| Nitrate | Yes | Apr 1, 2016 |
| Nitrate | Yes | Jan 1, 2016 |
| Nitrate | Yes | Jan 1, 2016 |
Frequently Asked Questions
What does EPA SDWIS list for EAST OROSI COMMUNITY SERVICES DISTRICT?
How many people does EAST OROSI COMMUNITY SERVICES DISTRICT serve?
What violations does EAST OROSI COMMUNITY SERVICES DISTRICT have?
What contaminants have been found in EAST OROSI COMMUNITY SERVICES DISTRICT water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest EAST OROSI COMMUNITY SERVICES DISTRICT on cumulative violation count (55) and EPA-reported population served (423). Violation-count peers include HACKETT WATERWORKS, GIBSON, WESTPORT WATER COMPANY.
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
EAST OROSI COMMUNITY SERVICES DISTRICT (CA5401003) is drawn from EPA SDWIS. Nearby county systems in this extract include TULARE, CITY OF; PORTERVILLE, CITY OF; DINUBA, CITY OF; KINGSBURG, CITY OF. Health-based rows (55 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.