MASON DINER.

SF Health Dept

320 MASON ST · TENDERLOIN, SAN FRANCISCO

Passed most recent inspection (Apr 2025).

20 inspections on record since 2017 · Last inspected Apr 2025.

THE NUMBERS

INSPECTIONS
20
VIOLATIONS
46
total on record
LAST INSPECTED
APR 2025

INSPECTION HISTORY

APR 11
2025
PASS W/ CONDITIONS 1 violation
Sanitation
114130-114130.5, 114132, 114133, 114137, 114139, 114153, 114163, 114165, 114167, 114169, 114175, 114177, 114180, 114182 - Ensure all equipment is approved, properly installed, clean, and maintained in
MAR 19
2025
PASS W/ CONDITIONS 6 violations
Sanitation
114130-114130.5, 114132, 114133, 114137, 114139, 114153, 114163, 114165, 114167, 114169, 114175, 114177, 114180, 114182 - Ensure all equipment is approved, properly installed, clean, and maintained in
Pest Activity
114067(h), 114123, 114143(a, b), 114256-114256.2, 114256.4, 114257-114257.1, 114259, 114259.2-114259.3, 114279, 114281, 114282 - Keep clean and free of litter or rubbish the premises of each food faci
Employee Hygiene
113969, 113971 - Ensure all food employees are utilizing appropriate hair restraints when handling food
Pest Activity
114259, 114259.1, 114259.4, 114259.5 - Eliminate the infestation/activity of cockroaches/rodents/flies/vermin from the food facility by using only approved methods. Remove all evidence of the infestat
Sanitation
113984(d), 114097, 114099.1, 114099.4, 114099.6, 114101(b, c, d), 114105, 114109, 114111, 114113, 11415 (a, b, D), 114117, 114125(b), 114141 - Properly wash, rinse and sanitize all food contact surfac
Food Temperature
113996, 113998, 114037, 114429, 114429.3, 114429.5 - Keep potentially hazardous foods (PHF) cold at 41°F or below or hot held at 135°F or above. Immediately discontinue storing PHF at room temperature
AUG 30
2024
PASS · 0 violations
AUG 22
2024
PASS W/ CONDITIONS 2 violations
Food Temperature
113996, 113998, 114037, 114429, 114429.3, 114429.5 - Keep potentially hazardous foods (PHF) cold at 41°F or below or hot held at 135°F or above. Immediately discontinue storing PHF at room temperature
Documentation & Training
113947.1-113947.6, 113948 - Obtain a state approved food safety certification course within 60 days of operation or when a Food Safety Manager has left the facility. Maintain copies of food safety cer
AUG 13
2024
PASS W/ CONDITIONS 3 violations
Sanitation
114171, 114189.1, 114190, 114192, 114193, 114193.1, 114199, 114201, 114269 - Protect the potable water supply with a backflow protection device, as required by applicable plumbing codes. All plumbing,
Documentation & Training
113947.1-113947.6, 113948 - Obtain a state approved food safety certification course within 60 days of operation or when a Food Safety Manager has left the facility. Maintain copies of food safety cer
Food Temperature
113996, 113998, 114037, 114429, 114429.3, 114429.5 - Keep potentially hazardous foods (PHF) cold at 41°F or below or hot held at 135°F or above. Immediately discontinue storing PHF at room temperature
show all 20 inspections →
AUG 6
2024
PASS W/ CONDITIONS 3 violations
Food Temperature
113996, 113998, 114037, 114429, 114429.3, 114429.5 - Keep potentially hazardous foods (PHF) cold at 41°F or below or hot held at 135°F or above. Immediately discontinue storing PHF at room temperature
Documentation & Training
113947.1-113947.6, 113948 - Obtain a state approved food safety certification course within 60 days of operation or when a Food Safety Manager has left the facility. Maintain copies of food safety cer
Sanitation
114171, 114189.1, 114190, 114192, 114193, 114193.1, 114199, 114201, 114269 - Protect the potable water supply with a backflow protection device, as required by applicable plumbing codes. All plumbing,
MAY 11
2023
PASS · 0 violations
APR 24
2023
PASS W/ CONDITIONS 10 violations
Low Risk Other
Food Safety Manager Certification and Food Handler Card [ date violation corrected: 5/11/2023 ]
Low Risk Other
Hot and cold running water available [ date violation corrected: 5/11/2023 ]
Low Risk Food Temperature
Proper hot and cold holding temperatures [ date violation corrected: 5/11/2023 ]
Low Risk Documentation & Training
Demonstration of knowledge [ date violation corrected: 5/11/2023 ]
Sanitation
Equipment, utensils and linens; storage and use [ date violation corrected: 5/11/2023 ]
Sanitation
Floors, walls and ceiling: build, maintianed & clean [ date violation corrected: 5/11/2023 ]
Sanitation
Nonfood contact surfaces clean [ date violation corrected: 5/11/2023 ]
Documentation & Training
Permit & License Certificate available [ date violation corrected: 5/11/2023 ]
Other
Food separated and protected [ date violation corrected: 5/11/2023 ]
Chemical Safety
Toxic substances properly identified; stored & used [ date violation corrected: 5/11/2023 ]
AUG 16
2022
PASS · 0 violations
AUG 1
2022
PASS W/ CONDITIONS 9 violations
Low Risk Employee Hygiene
Adequate hand washing facilities; supplied and accessible [ date violation corrected: 8/16/2022 ]
Low Risk Other
Food Safety Manager Certification and Food Handler Card [ date violation corrected: 4/24/2023 ]
Low Risk Food Temperature
Proper cooling methods [ date violation corrected: 8/16/2022 ]
Low Risk Food Temperature
Proper hot and cold holding temperatures [ date violation corrected: 8/16/2022 ]
Sanitation
Floors, walls and ceiling: build, maintianed & clean [ date violation corrected: 8/16/2022 ]
Other
Food separated and protected [ date violation corrected: 8/16/2022 ]
Documentation & Training
Permit & License Certificate available [ date violation corrected: 4/24/2023 ]
Other
Washing fruits and vegetables [ date violation corrected: 8/16/2022 ]
Sanitation
Wiping cloths; properly used and stored [ date violation corrected: 8/16/2022 ]
JUN 22
2021
PASS · 0 violations
JUN 17
2021
PASS W/ CONDITIONS 3 violations 1 HIGH RISK
High Risk Food Temperature
Proper hot and cold holding temperatures [ date violation corrected: 6/22/2021 ]
Low Risk Employee Hygiene
Adequate hand washing facilities; supplied and accessible [ date violation corrected: 8/1/2022 ]
Low Risk Other
Food Safety Manager Certification and Food Handler Card [ date violation corrected: 8/1/2022 ]
SEP 24
2019
PASS · 0 violations
AUG 27
2019
PASS · 0 violations
AUG 20
2019
PASS · 0 violations
APR 12
2019
PASS · 0 violations
APR 3
2019
PASS · 0 violations
MAR 19
2019
PASS W/ CONDITIONS 4 violations
Moderate Risk Food Temperature
Moderate risk food holding temperature
Low Risk Sanitation
Unclean or degraded floors walls or ceilings
Low Risk Sanitation
Unclean nonfood contact surfaces
Moderate Risk Food Temperature
Improper thawing methods
APR 2
2018
PASS W/ CONDITIONS 2 violations
Low Risk Sanitation
Unapproved or unmaintained equipment or utensils
Moderate Risk Other
Foods not protected from contamination
FEB 17
2017
PASS W/ CONDITIONS 3 violations
Low Risk Sanitation
Unclean or degraded floors walls or ceilings
Moderate Risk Other
Foods not protected from contamination
Low Risk Sanitation
Unclean nonfood contact surfaces

Public inspection records from San Francisco Department of Public Health. Records current as of 2026-07-05. EatOrBeat reports records and does not rate restaurants. Source dataset →

Report an error on this page →

NEARBY IN TENDERLOIN

FREDS LIQUORS
Pass w/ Conditions Mar 2026
UNION SQUARE PIZZA & KITCHEN
Pass w/ Conditions Jun 2026
SUNFLOWER CAFE
Pass Mar 2019
WINDSOR TEAROOM
Pass May 2019
GONG CHA
Pass Feb 2026
BLACK SUGAR
Pass w/ Conditions Mar 2026
MASON SOCIAL CLUB
Pass w/ Conditions Apr 2026
MASTRO'S
Pass w/ Conditions Apr 2026
CVS/PHARMACY #10495
Pass May 2025
PINECREST DINER
Pass w/ Conditions Feb 2026
CAFE 22
Pass w/ Conditions Feb 2025
THE HALAL GUYS
Pass w/ Conditions Feb 2026