HI DESERT MWC
PWSID: CA3600123 · Barstow, CA · Serves 112 people
According to EPA Safe Drinking Water Information System (SDWIS), HI DESERT MWC (PWSID CA3600123) in Barstow, CA is listed as a CWS water system covering about 112 people. The same extract lists 9 health-based violation records spanning 2024-2025. Those 9 health-based rows for HI DESERT MWC cover contaminants such as Arsenic, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
HI DESERT MWC has 9 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 Arsenic, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2024–2025. 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)
- CA3600123
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Barstow, CA
- Population Served
- 112
- Health Violations
- Yes (9)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 8 | 8 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (9)
Frequently Asked Questions
What does EPA SDWIS list for HI DESERT MWC?
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Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest HI DESERT MWC on cumulative violation count (9) and EPA-reported population served (112). Violation-count peers include Santa Clara Pueblo, PARSHALL, CITY OF, WELLPINIT.
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
HI DESERT MWC (CA3600123) is drawn from EPA SDWIS. Nearby county systems in this extract include CUCAMONGA VALLEY WATER DISTRICT; ONTARIO MUNICIPAL UTILITIES COMPANY; SAN BERNARDINO VALLEY WD; EAST VALLEY WATER DISTRICT. Health-based rows (9 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.