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AquaCensus

Public water system · 090600146

Active

Rincon Paradise Creek

At a glance

Rincon Paradise Creek (PWSID 090600146) is an active community water system in California. It reports serving 305 people through 111 service connections. Its primary water source is groundwater, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2019.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

305

Service connections

111

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSID090600146
System typeCommunity water system
Activity statusActive
Population served305
Service connections111
Primary water sourceGroundwater
Owner typeNative American
Primacy agencyEPA Region 09
City served—
StateCalifornia
ZIP—
County—

How does Rincon Paradise Creek compare with other water systems in California?

By EPA's size categories, Rincon Paradise Creek is a very small system (500 people or fewer). Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so Rincon Paradise Creek is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. California has 2,997 active community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.

Who owns and regulates Rincon Paradise Creek?

EPA lists Rincon Paradise Creek as Native American-owned. The EPA Region 09 is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.

Does Rincon Paradise Creek have drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2019. The violations listed here began between November 2000 and January 2019. By type: 8 monitoring and reporting, 3 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Di(2-ethylhexyl) phthalatecode 2039NoResolved
2013-07-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2006-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2005-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2005-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2004-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2004-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2003-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2002-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2001-11-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2001-04-01Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25Total coliform bacteria (TCR)code 3100NoResolved
2000-11-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Rincon Paradise Creek: frequently asked questions

Who runs Rincon Paradise Creek?

Rincon Paradise Creek (PWSID 090600146) is a community water system Native American-owned. It is regulated by the EPA Region 09.

How many people does Rincon Paradise Creek serve?

Rincon Paradise Creek reports serving 305 people through 111 service connections in California.

Where does Rincon Paradise Creek get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Rincon Paradise Creek have any drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2019. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Rincon Paradise Creek's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the EPA Region 09.

Where can I find Rincon Paradise Creek's water quality report?

As a community water system, Rincon Paradise Creek must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in California

Water systemCountyPopulation servedTypeSource
Los Angeles-City, Dept. of Water & PowerLos Angeles3,875,566CommunitySurface water
East Bay MUDAlameda1,442,800CommunitySurface water
San Diego, City ofSan Diego1,385,379CommunitySurface water
San Jose WaterSanta Clara1,039,920CommunitySurface water
Sfpuc City Distribution DivisionSan Francisco848,019CommunityPurchased surface water
Eastern Municipal WdRiverside666,581CommunityPurchased surface water

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Rincon Paradise Creek, PWSID 090600146, California”, https://aquacensus.com/water-systems/california/rincon-paradise-creek-090600146 (data as of October 1, 2026).