Public water system record
East Orosi Community Services District
Serves East Orosi, Tulare County, CA · 423 people served
Federal records show 25 health-based violations and 11 monitoring/reporting issues for East Orosi Community Services District in the last ten years. The most serious issue in this window was a Nitrate violation that EPA lists as archived, not resolved.
System profile
Source water
Groundwater
ZIP
93277
EPA system ID
CA5401003
- Health-based violations, last 10 years
- 25
- Resolved
- 0
- Unresolved
- 0
- Archived by EPA
- 25
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 11
Key facts
- East Orosi Community Services District draws water from 2 wells.
- Highest measured level in the last 10 years: Nitrate, 13.5 mg/L, federal limit 10 mg/L (1.4 times the limit), 2025.
- Most recent formal enforcement: compliance order (no penalty) by California, March 2023.
- Record on file since 2003, with 44 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 105 unknown out of 105 service lines.
Check whether East Orosi Community Services District serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 13.5 mg/L, federal limit 10 mg/L (1.4 times the limit)
|
330 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Apr 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.5 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Oct 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jul 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Apr 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Oct 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Apr 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Apr 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Apr 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12.3 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.4 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Apr 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.3 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.4 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Oct 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.6 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12.4 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Apr 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 12.3 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Nitrate
Contaminant limit exceeded
Measured 11.6 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Oct 1, 2016 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2019 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2019 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2018 | Resolved |
|
Nitrate
Monitoring and reporting
|
Oct 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2015 | Resolved |
Full record since 2003
EPA's records for East Orosi Community Services District go back to 2003. Before October 19, 2016 they list 44 health-based violations (35 resolved, 9 archived by EPA without a recorded fix) and 19 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 14 | 10 |
| 2010 to October 18, 2016 | 30 | 9 |
| October 19, 2016 to 2019 | 10 | 8 |
| 2020s | 14 | 0 |
Most recent health-based violation before October 19, 2016: Nitrate (acute), began October 2016, Archived.
Show all 44 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11.6 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Oct 1, 2016 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10.7 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Apr 1, 2016 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11.2 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jan 1, 2016 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11.7 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Oct 1, 2015 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10.7 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jul 1, 2015 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2014 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Apr 1, 2013 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 1, 2012 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2009 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Nov 1, 2008 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 2007 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 1, 2007 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 2006 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 1, 2006 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2005 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 1, 2003 | Resolved |
Enforcement actions
California regulators took 15 formal enforcement actions against East Orosi Community Services District between 2010 and 2023. The most recent was a compliance order (no penalty) in March 2023.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 23, 2023 | California | Compliance order (no penalty) | 10 violations (10 health-based): Nitrate |
| Aug 9, 2019 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Feb 15, 2019 | California | Compliance order (no penalty) | 1 violation: Nitrate |
| Feb 13, 2019 | California | Compliance order with a penalty | 1 violation: Revised Total Coliform Rule |
| Jan 24, 2019 | California | Compliance order (no penalty) | 2 violations: Revised Total Coliform Rule |
| Dec 12, 2018 | California | Compliance order (no penalty) | 2 violations: Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs) |
| Oct 29, 2018 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Sep 4, 2018 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Feb 1, 2016 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Nov 9, 2015 | California | Compliance order (no penalty) | 37 violations (36 health-based): Nitrate |
| Aug 21, 2014 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Aug 14, 2014 | California | Compliance order with a penalty | 1 violation (1 health-based): Total Coliform |
| Mar 11, 2014 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Sep 7, 2011 | California | Compliance order (no penalty) | 12 violations (10 health-based): Total Coliform |
| Apr 15, 2010 | California | Compliance order (no penalty) | 4 violations (4 health-based): Nitrate |
What the violations mean
Nitrate
25 incidentsNitrate exceeded the federal limit
High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome
Where the water comes from
East Orosi Community Services District draws water from 2 wells.
Annual water quality report
East Orosi Community Services District must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask East Orosi Community Services District for a copy.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by California.
Certified drinking water labs by state EPA guidance for private wells