SFPUC City Distribution Division (CA) Water Quality

SFPUC City Distribution Division is a large public water system in EPA region 09 that provides tap water for the 94103, 94107, 94110, 94115, 94124, 94131, 94132 zip codes. It has 18 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 44.1 µg/L. The maximum reported level of Manganese was 5.9 µg/L. The maximum reported level of quinoline was 0.44 µg/L. All 2 of the latest water samples showed levels of quinoline that were at or above unsafe concentration levels. There were 3 contamintants found in the SFPUC City Distribution Division water supply at levels that were above the minimum reporting level. 1 of the contaminants were above the reference level, which means they may pose a risk to human health.

Contaminants

1-butanol

2-methoxyethanol

2-propen-1-ol (Allyl Alcohol)

HAA5 (five regulated haloacetic acids)

HAA6Br (six brominated haloacetic acids)

HAA9 (nine haloacetic acids)

alpha-hexachlorocyclohexane

anatoxin-a

Butylated Hydroxyanisole

chlorpyrifos

cylindrospermopsin

dimethipin

ethoprop

Germanium

Manganese

o-toluidine

oxyfluorfen

profenofos

quinoline

tebuconazole

Total Microcystin

Total Permethrin

tribufos

Sampling Facilities

SF Regional High Zone Water Intertie
Surface Water (SW)

SA2_BadenEP

SF Regional Low Zone Water Intertie (SSL)
Surface Water (SW)

SSL_BadenEP

Lake Merced Pump Station discharge (Sutro)
Multiple sources (MX)

SUTRO_LMPSEP

Lake Merced Pump Station discharge (Sunset)
Multiple sources (MX)

SUNSET_LMPSEP

Sunset Reservoir (North) Compliance Point
Multiple sources (MX)

SUNSET_NORTHEP

Sunset Reservoir (South) Compliance Point
Multiple sources (MX)

SUNSET_SOUTHEP

Hunters Point Sys
Surface Water (SW)

HPSDS

University Mound Sys 1
Surface Water (SW)

UMS#01DS

University Mound Sys 2
Surface Water (SW)

UMS#02DS

University Mound Sys 3
Surface Water (SW)

UMS#03DS

University Mound Sys 9
Surface Water (SW)

UMS#09DS

Sutro Sys 3
Surface Water (SW)

SUTS#03DS

Potrero Heights Sys
Surface Water (SW)

PHS1DS

Forest Knoll HPS
Surface Water (SW)

FOREST_K_HPS_1DS

Stanford Heights Sys 1
Surface Water (SW)

SHS#02DS

La Grande Tank
Surface Water (SW)

LA_GRANDE_TKDS

Sunset Sys 7
Surface Water (SW)

SS#07DS

Mt Davidson Tank
Surface Water (SW)

MT_DAVIDSON_TKDS

FAQ

Is SFPUC City Distribution Division tap water safe to drink?

When was SFPUC City Distribution Division last tested for water contamination?

The latest water samples were taken between July 16th, 2018 and January 23rd, 2019.