PlainEnviro

CSA 70 W-4 PIONEERTOWN

PWSID: CA3600196 · San Bernardino, CA · Serves 470 people

According to EPA Safe Drinking Water Information System (SDWIS), CSA 70 W-4 PIONEERTOWN (PWSID CA3600196) in San Bernardino, CA is listed as a CWS water system covering about 470 people. The same extract lists 284 health-based violation records spanning 2012-2019. Those 284 health-based rows for CSA 70 W-4 PIONEERTOWN cover contaminants such as Arsenic, Fluoride, Combined Uranium; they remain historical EPA registry entries, not a current compliance or drinkability score.

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Health-Based Records

CSA 70 W-4 PIONEERTOWN has 284 health-based violation records in this historical extract. Monitoring and reporting records are not included.

Population Served
470
Health-Based Violation Records
284
Distinct Contaminant Codes
3
Source Type
Groundwater

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 Arsenic, Fluoride, Combined Uranium. Recorded violations span 2012–2019. 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)
CA3600196
System Type
CWS
Water Source
Groundwater
Location
San Bernardino, CA
Population Served
470
Health Violations
Yes (284)

What contaminants are in this water system?

Contaminant Violations Health-Based
Arsenic 120 120
Fluoride 116 116
Combined Uranium 48 48

Violation History (284)

Contaminant Health Date
Arsenic Yes Apr 1, 2019
Arsenic Yes Apr 1, 2019
Arsenic Yes Apr 1, 2019
Arsenic Yes Apr 1, 2019
Fluoride Yes Apr 1, 2019
Fluoride Yes Apr 1, 2019
Fluoride Yes Apr 1, 2019
Fluoride Yes Apr 1, 2019
Arsenic Yes Jan 1, 2019
Arsenic Yes Jan 1, 2019
Arsenic Yes Jan 1, 2019
Arsenic Yes Jan 1, 2019
Fluoride Yes Jan 1, 2019
Fluoride Yes Jan 1, 2019
Fluoride Yes Jan 1, 2019
Fluoride Yes Jan 1, 2019
Arsenic Yes Oct 1, 2018
Arsenic Yes Oct 1, 2018
Arsenic Yes Oct 1, 2018
Arsenic Yes Oct 1, 2018
Fluoride Yes Oct 1, 2018
Fluoride Yes Oct 1, 2018
Fluoride Yes Oct 1, 2018
Fluoride Yes Oct 1, 2018
Fluoride Yes Jul 1, 2018
Fluoride Yes Jul 1, 2018
Fluoride Yes Jul 1, 2018
Fluoride Yes Jul 1, 2018
Arsenic Yes Jul 1, 2018
Arsenic Yes Jul 1, 2018
Arsenic Yes Jul 1, 2018
Arsenic Yes Jul 1, 2018
Arsenic Yes Apr 1, 2018
Arsenic Yes Apr 1, 2018
Arsenic Yes Apr 1, 2018
Arsenic Yes Apr 1, 2018
Fluoride Yes Apr 1, 2018
Fluoride Yes Apr 1, 2018
Fluoride Yes Apr 1, 2018
Fluoride Yes Apr 1, 2018
Fluoride Yes Jan 1, 2018
Fluoride Yes Jan 1, 2018
Fluoride Yes Jan 1, 2018
Fluoride Yes Jan 1, 2018
Arsenic Yes Jan 1, 2018
Arsenic Yes Jan 1, 2018
Arsenic Yes Jan 1, 2018
Arsenic Yes Jan 1, 2018
Combined Uranium Yes Jan 1, 2018
Combined Uranium Yes Jan 1, 2018
Combined Uranium Yes Jan 1, 2018
Combined Uranium Yes Jan 1, 2018
Fluoride Yes Oct 1, 2017
Fluoride Yes Oct 1, 2017
Fluoride Yes Oct 1, 2017
Fluoride Yes Oct 1, 2017
Arsenic Yes Oct 1, 2017
Arsenic Yes Oct 1, 2017
Arsenic Yes Oct 1, 2017
Arsenic Yes Oct 1, 2017
Fluoride Yes Jul 1, 2017
Fluoride Yes Jul 1, 2017
Fluoride Yes Jul 1, 2017
Fluoride Yes Jul 1, 2017
Arsenic Yes Jul 1, 2017
Arsenic Yes Jul 1, 2017
Arsenic Yes Jul 1, 2017
Arsenic Yes Jul 1, 2017
Fluoride Yes Apr 1, 2017
Fluoride Yes Apr 1, 2017
Fluoride Yes Apr 1, 2017
Fluoride Yes Apr 1, 2017
Arsenic Yes Apr 1, 2017
Arsenic Yes Apr 1, 2017
Arsenic Yes Apr 1, 2017
Arsenic Yes Apr 1, 2017
Arsenic Yes Jan 1, 2017
Arsenic Yes Jan 1, 2017
Arsenic Yes Jan 1, 2017
Arsenic Yes Jan 1, 2017
Fluoride Yes Jan 1, 2017
Fluoride Yes Jan 1, 2017
Fluoride Yes Jan 1, 2017
Fluoride Yes Jan 1, 2017
Arsenic Yes Oct 1, 2016
Arsenic Yes Oct 1, 2016
Arsenic Yes Oct 1, 2016
Arsenic Yes Oct 1, 2016
Fluoride Yes Oct 1, 2016
Fluoride Yes Oct 1, 2016
Fluoride Yes Oct 1, 2016
Fluoride Yes Oct 1, 2016
Arsenic Yes Jul 1, 2016
Arsenic Yes Jul 1, 2016
Arsenic Yes Jul 1, 2016
Arsenic Yes Jul 1, 2016
Fluoride Yes Jul 1, 2016
Fluoride Yes Jul 1, 2016
Fluoride Yes Jul 1, 2016
Fluoride Yes Jul 1, 2016
Showing 100 of 284 violations.

Frequently Asked Questions

What does EPA SDWIS list for CSA 70 W-4 PIONEERTOWN?
CSA 70 W-4 PIONEERTOWN has 284 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does CSA 70 W-4 PIONEERTOWN serve?
CSA 70 W-4 PIONEERTOWN serves 470 people in San Bernardino, CA. It is classified as a CWS water system.
What violations does CSA 70 W-4 PIONEERTOWN have?
CSA 70 W-4 PIONEERTOWN has 284 health-based violation records in PlainEnviro's extract spanning 2012–2019. Monitoring and reporting records are not included.
What contaminants have been found in CSA 70 W-4 PIONEERTOWN water?
Violations have been recorded for 3 contaminants. The most frequent: Arsenic, Fluoride, Combined Uranium.

Compare beyond California

Nationwide peers by violations & population served

Cross-state SDWIS systems nearest CSA 70 W-4 PIONEERTOWN on cumulative violation count (284) and EPA-reported population served (470). Violation-count peers include TOWN OF FERRIDAY WATER SYSTEM, METROPOLITANO, WAURIKA PUBLIC WORKS AUTHORITY.

Similar violation count

Nearest cross-state community systems (500+ served) by SDWIS violations on record.

Nearby Water Systems

CUCAMONGA VALLEY WATER DISTRICT
Rancho Cucuamonga · 211,069 served
Clean
ONTARIO MUNICIPAL UTILITIES COMPANY
Ontario · 185,010 served
Clean
SAN BERNARDINO VALLEY WD
San Bernardino · 109,608 served
Clean
EAST VALLEY WATER DISTRICT
Highland · 108,629 served
12 viol.
WEST VALLEY WATER DISTRICT
Rialto · 104,498 served
Clean
HESPERIA WD
Hesperia · 100,744 served
Clean
CHINO, CITY OF
Chino · 86,435 served
Clean
UPLAND, CITY OF
Upland · 78,376 served
Clean
REDLANDS CITY MUD-WATER DIV
Redlands · 78,025 served
Clean
CHINO HILLS, CITY OF
Chino Hills · 76,414 served
Clean
MONTE VISTA WD
Montclair · 56,017 served
Clean
RIALTO, CITY OF
Rialto · 54,453 served
Clean

Explore More

California Water Systems → All States → Contaminants →

About This Data

CSA 70 W-4 PIONEERTOWN (CA3600196) 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 (284 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.

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