CAL-WATER SERVICE CO.-CHICO
PWSID: CA0410002 · San Jose, CA · Serves 114,925 people
According to EPA Safe Drinking Water Information System (SDWIS), CAL-WATER SERVICE CO.-CHICO (PWSID CA0410002) in San Jose, CA is listed as a CWS water system covering about 114,925 people. The same extract lists 4 health-based violation records spanning 1998-1998. Those 4 health-based rows for CAL-WATER SERVICE CO.-CHICO cover contaminants such as Tetrachloroethylene; they remain historical EPA registry entries, not a current compliance or drinkability score.
CAL-WATER SERVICE CO.-CHICO has 4 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 Tetrachloroethylene. Recorded violations span 1998–1998. 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)
- CA0410002
- System Type
- CWS
- Water Source
- Groundwater
- Location
- San Jose, CA
- Population Served
- 114,925
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Tetrachloroethylene | 4 | 4 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| Tetrachloroethylene | Yes | Dec 1, 1998 |
| Tetrachloroethylene | Yes | Dec 1, 1998 |
| Tetrachloroethylene | Yes | Dec 1, 1998 |
| Tetrachloroethylene | Yes | Dec 1, 1998 |
Frequently Asked Questions
What does EPA SDWIS list for CAL-WATER SERVICE CO.-CHICO?
How many people does CAL-WATER SERVICE CO.-CHICO serve?
What violations does CAL-WATER SERVICE CO.-CHICO have?
What contaminants have been found in CAL-WATER SERVICE CO.-CHICO water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CAL-WATER SERVICE CO.-CHICO on cumulative violation count (4) and EPA-reported population served (114,925). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND. Population peers include CLEARWATER WATER SYSTEM, SOUTH BEND WATER WORKS, ELGIN.
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
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About This Data
CAL-WATER SERVICE CO.-CHICO (CA0410002) is drawn from EPA SDWIS. Nearby county systems in this extract include SAN JOSE WATER; CWS - BAKERSFIELD; CALIFORNIA WATER SERVICE - STOCKTON; BAKERSFIELD, CITY OF. Health-based rows (4 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.