HANFORD, CITY OF
PWSID: CA1610003 · Hanford, CA · Serves 62,127 people
According to EPA Safe Drinking Water Information System (SDWIS), HANFORD, CITY OF (PWSID CA1610003) in Hanford, CA is listed as a CWS water system covering about 62,127 people. The same extract lists 18 health-based violation records spanning 1997-2021. Those 18 health-based rows for HANFORD, CITY OF cover contaminants such as Coliform (TCR), TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
HANFORD, CITY OF has 18 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. 2 distinct EPA contaminant codes appear in this system's record, including Coliform (TCR), TTHM. Recorded violations span 1997–2021. 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)
- CA1610003
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Hanford, CA
- Population Served
- 62,127
- Health Violations
- Yes (18)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Coliform (TCR) | 11 | 11 |
| TTHM | 7 | 7 |
Violation History (18)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| Coliform (TCR) | Yes | Oct 1, 2014 |
| Coliform (TCR) | Yes | Sep 1, 2014 |
| Coliform (TCR) | Yes | Aug 1, 2014 |
| Coliform (TCR) | Yes | Jul 1, 2014 |
| Coliform (TCR) | Yes | Jun 1, 2014 |
| Coliform (TCR) | Yes | Oct 1, 2009 |
| Coliform (TCR) | Yes | Sep 1, 2002 |
| Coliform (TCR) | Yes | Jun 1, 2000 |
| Coliform (TCR) | Yes | Nov 1, 1998 |
| Coliform (TCR) | Yes | Nov 1, 1997 |
| Coliform (TCR) | Yes | Oct 1, 1997 |
Frequently Asked Questions
What does EPA SDWIS list for HANFORD, CITY OF?
How many people does HANFORD, CITY OF serve?
What violations does HANFORD, CITY OF have?
What contaminants have been found in HANFORD, CITY OF water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest HANFORD, CITY OF on cumulative violation count (18) and EPA-reported population served (62,127). Violation-count peers include Jicarilla Dulce, WHITE SHIELD WATER TREATMENT PLANT, SAND POINT WATER SYSTEM. Population peers include SPRINGFIELD UTILITY BOARD, TAUNTON WATER DIVISION, REVERE WATER DIVISION (MWRA).
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
Explore More
About This Data
HANFORD, CITY OF (CA1610003) is drawn from EPA SDWIS. Nearby county systems in this extract include LEMOORE, CITY OF; CORCORAN, CITY OF; LEMOORE NAVAL AIR STATION; AVENAL, CITY OF. Health-based rows (18 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.