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Public water system · CA1000359

Active

Fcsa 32 - Cantua Creek

At a glance

Fcsa 32 - Cantua Creek (PWSID CA1000359) is an active community water system in Fresno County, California. It reports serving 462 people through 79 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2022.

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

Population served

462

Service connections

79

Primary source

SW

Surface water

System type

CWS

Community water system

System record

PWSIDCA1000359
System typeCommunity water system
Activity statusActive
Population served462
Service connections79
Primary water sourceSurface water
Owner typeLocal government
Primacy agencyCA state drinking water program
City served—
StateCalifornia
ZIP—
CountyFresno County

How does Fcsa 32 - Cantua Creek compare with other water systems in Fresno County?

By EPA's size categories, Fcsa 32 - Cantua Creek is a very small system (500 people or fewer). Fresno County has 328 active public water systems. Its population served is well below the county average of 3,205 people per system, and accounts for less than 0.1% of the 1,051,276 people reported by systems filed under the county. 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 Fcsa 32 - Cantua 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 609 California systems (8.1%) list surface water as their primary source.

Who owns and regulates Fcsa 32 - Cantua Creek?

EPA lists Fcsa 32 - Cantua Creek as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 89 of the 328 active systems in Fresno County (27%) are also owned by a local government.

Does Fcsa 32 - Cantua Creek have drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2022. The violations listed here began between October 2020 and January 2022. By type: 12 contaminant level above the legal limit. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (6 of them). EPA lists 12 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.

BeganViolationContaminant or ruleHealth-basedStatus
2022-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2022-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2021-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2021-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2021-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2021-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2021-04-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2021-04-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2021-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2021-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2020-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2020-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived

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.

Fcsa 32 - Cantua Creek: frequently asked questions

Who runs Fcsa 32 - Cantua Creek?

Fcsa 32 - Cantua Creek (PWSID CA1000359) is a community water system owned by a local government. It is regulated by the CA state drinking water program.

How many people does Fcsa 32 - Cantua Creek serve?

Fcsa 32 - Cantua Creek reports serving 462 people through 79 service connections in Fresno County, California.

Where does Fcsa 32 - Cantua Creek get its water?

EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.

Does Fcsa 32 - Cantua Creek have any drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2022. 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 Fcsa 32 - Cantua 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, 12 are health-based, and the most recent began in January 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.

Where can I find Fcsa 32 - Cantua Creek's water quality report?

As a community water system, Fcsa 32 - Cantua 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 Fresno County

Water systemCountyPopulation servedTypeSource
City of FresnoFresno545,716CommunitySurface water
City of ClovisFresno130,130CommunitySurface water
California State University FresnoFresno41,000CommunityGroundwater
Cws - SelmaFresno26,517CommunityGroundwater
City of SangerFresno26,357CommunityGroundwater
Reedley, City ofFresno26,076CommunityGroundwater

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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, “Fcsa 32 - Cantua Creek, PWSID CA1000359, California”, https://aquacensus.com/water-systems/california/fcsa-32-cantua-creek-ca1000359 (data as of October 1, 2026).