UC DESERT RESEARCH AND EXTENSION CENTER
PWSID: CA1300571 · Holtville, CA · Serves 30 people
According to EPA Safe Drinking Water Information System (SDWIS), UC DESERT RESEARCH AND EXTENSION CENTER (PWSID CA1300571) in Holtville, CA is listed as a CWS water system covering about 30 people. The same extract lists 83 health-based violation records spanning 2005-2024. Those 83 health-based rows for UC DESERT RESEARCH AND EXTENSION CENTER cover contaminants such as TTHM, Total Haloacetic Acids (HAA5), LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
UC DESERT RESEARCH AND EXTENSION CENTER has 83 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 TTHM, Total Haloacetic Acids (HAA5), LEAD AND COPPER RULE REVISIONS. Recorded violations span 2005–2024. 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)
- CA1300571
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Holtville, CA
- Population Served
- 30
- Health Violations
- Yes (83)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 78 | 78 |
| Total Haloacetic Acids (HAA5) | 4 | 4 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (83)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
| TTHM | Yes | Apr 1, 2015 |
| TTHM | Yes | Apr 1, 2015 |
| TTHM | Yes | Jan 1, 2015 |
| TTHM | Yes | Jan 1, 2015 |
| TTHM | Yes | Oct 1, 2014 |
| TTHM | Yes | Oct 1, 2014 |
| TTHM | Yes | Jul 1, 2014 |
| TTHM | Yes | Jul 1, 2014 |
| TTHM | Yes | Apr 1, 2014 |
| TTHM | Yes | Apr 1, 2014 |
| TTHM | Yes | Jul 1, 2013 |
| TTHM | Yes | Jul 1, 2013 |
| TTHM | Yes | Jul 1, 2013 |
| TTHM | Yes | Apr 1, 2013 |
| TTHM | Yes | Apr 1, 2013 |
| TTHM | Yes | Apr 1, 2013 |
| TTHM | Yes | Jan 1, 2013 |
| TTHM | Yes | Jan 1, 2013 |
| TTHM | Yes | Jan 1, 2013 |
| TTHM | Yes | Oct 1, 2012 |
| TTHM | Yes | Oct 1, 2012 |
| TTHM | Yes | Oct 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| TTHM | Yes | Jan 1, 2012 |
| TTHM | Yes | Jan 1, 2012 |
| TTHM | Yes | Oct 1, 2011 |
| TTHM | Yes | Oct 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| TTHM | Yes | Jan 1, 2010 |
| TTHM | Yes | Jan 1, 2010 |
| TTHM | Yes | Oct 1, 2009 |
| TTHM | Yes | Oct 1, 2009 |
| TTHM | Yes | Jul 1, 2009 |
| TTHM | Yes | Jul 1, 2009 |
| TTHM | Yes | Apr 1, 2009 |
| TTHM | Yes | Apr 1, 2009 |
| TTHM | Yes | Jan 1, 2009 |
| TTHM | Yes | Jan 1, 2009 |
| TTHM | Yes | Oct 1, 2008 |
| TTHM | Yes | Oct 1, 2008 |
| TTHM | Yes | Jul 1, 2008 |
| TTHM | Yes | Jul 1, 2008 |
| TTHM | Yes | Apr 1, 2008 |
| TTHM | Yes | Apr 1, 2008 |
| TTHM | Yes | Jan 1, 2008 |
| TTHM | Yes | Jan 1, 2008 |
| TTHM | Yes | Oct 1, 2007 |
| TTHM | Yes | Oct 1, 2007 |
| TTHM | Yes | Jul 1, 2007 |
| TTHM | Yes | Jul 1, 2007 |
| TTHM | Yes | Apr 1, 2007 |
| TTHM | Yes | Apr 1, 2007 |
| TTHM | Yes | Jan 1, 2007 |
| TTHM | Yes | Jan 1, 2007 |
| TTHM | Yes | Oct 1, 2006 |
| TTHM | Yes | Oct 1, 2006 |
| TTHM | Yes | Jul 1, 2006 |
| TTHM | Yes | Jul 1, 2006 |
| TTHM | Yes | Oct 1, 2005 |
| TTHM | Yes | Oct 1, 2005 |
| TTHM | Yes | Jul 1, 2005 |
| TTHM | Yes | Jul 1, 2005 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2005 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2005 |
| TTHM | Yes | Apr 1, 2005 |
| TTHM | Yes | Apr 1, 2005 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2005 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2005 |
| TTHM | Yes | Jan 1, 2005 |
| TTHM | Yes | Jan 1, 2005 |
Frequently Asked Questions
What does EPA SDWIS list for UC DESERT RESEARCH AND EXTENSION CENTER?
How many people does UC DESERT RESEARCH AND EXTENSION CENTER serve?
What violations does UC DESERT RESEARCH AND EXTENSION CENTER have?
What contaminants have been found in UC DESERT RESEARCH AND EXTENSION CENTER water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest UC DESERT RESEARCH AND EXTENSION CENTER on cumulative violation count (83) and EPA-reported population served (30). Violation-count peers include BODCAW RURAL WATER SYSTEM, BURLINGTON CITY OF, VILLAGE OF CHATHAM WATER SYSTEM.
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
UC DESERT RESEARCH AND EXTENSION CENTER (CA1300571) is drawn from EPA SDWIS. Nearby county systems in this extract include EL CENTRO, CITY OF; CALEXICO, CITY OF; BRAWLEY, CITY OF; IMPERIAL, CITY OF. Health-based rows (83 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.