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Community Water System · PWS CA3810011

Sfpuc City Distribution Division

Burlingame, California 94010-2301 - drinking water served from surface water sources to 848,019 people, tracked in EPA SDWIS and UCMR5.

848,019
People served
0
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

Sfpuc City Distribution Division carries a clean Safe Drinking Water Act record, zero EPA violations and no PFAS in UCMR5 testing.

0
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
848,019
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sfpuc City Distribution Division

Sfpuc City Distribution Division is a local-owned community water system that delivers drinking water to 848,019 residents in Burlingame, California (San Francisco County) through 171,099 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 0 total violations for this system , giving it a clean Safe Drinking Water Act compliance record.

No specific contaminant violations have been recorded in EPA's detailed violation register for this system. This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across California, EPA tracks 7,249 public water systems serving 42,404,883 people, with 153,308 cumulative violations and 63,983 health-based violations on record. About 89% of systems in the state carry at least one violation, and state-wide the average per system is 21.1 violations. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%).

Sfpuc City Distribution Division's 0 violations sit below the California average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
848,019
Total Violations
0
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
171,099
County
San Francisco
School/Daycare
No
MCL Violations
0
Monitoring Violations
0
Treatment Tech Violations
0

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 696 samples detected PFAS.

Contaminant Date Result MRL Status
11Cl-PF3OUdS 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 9/6/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/6/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 9/6/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 9/6/2023 <8.00 ppt 8.00 ppt Not Detected
9Cl-PF3ONS 9/6/2023 <2.00 ppt 2.00 ppt Not Detected
6:2 FTS 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFBS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/6/2023 <20.00 ppt 20.00 ppt Not Detected
ADONA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFEESA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeS 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/6/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/6/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/6/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/6/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 9/6/2023 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/6/2023 <3.00 ppt 3.00 ppt Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Sfpuc City Distribution Division.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CA3810011 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

California Drinking Water Authority

California State Water Resources Control Board, Division of Drinking Water is the primacy agency that licenses and inspects Sfpuc City Distribution Division under EPA-delegated authority.

Open CA regulator portal

Source: California State Water Resources Control Board, Division of Drinking Water

How Sfpuc City Distribution Division Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Sfpuc City Distribution Division California avg Federal benchmark
Total violations 0 21.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 8.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 64.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 848,019 5,850 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,249 regulated public water systems in California.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Sfpuc City Distribution Division water safe to drink? ▼
Sfpuc City Distribution Division (PWS ID: CA3810011) has 0 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 848,019 people using Surface Water sources.
How many people does Sfpuc City Distribution Division serve? ▼
Sfpuc City Distribution Division serves 848,019 people in Burlingame, California. It is a Local-owned system using Surface Water water sources with 171,099 service connections.
What type of violations does Sfpuc City Distribution Division have? ▼
Sfpuc City Distribution Division has 0 total violations: 0 health-based violations (MCL exceedances or treatment failures), 0 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sfpuc City Distribution Division water? ▼
No. Sfpuc City Distribution Division was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Sfpuc City Distribution Division use? ▼
Sfpuc City Distribution Division uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.