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Martinez Refining Company
Air Monitoring Program

DASHBOARD | System status as of September 24, 2026, 2:41 PM

Message Board

Area Map

This data has not passed through any quality assurance process

Current Readings Summary

This data has not passed through any quality assurance process View a historical chart

Fenceline Monitors

Gas Type Site A Site B
Total Hydrocarbons
Gas Type Site C Site D Site F Site G
Total Alkanes
Gas Type Path 1 Path 2 Path 3 Path 4
Benzene
Toluene
Ethylbenzene
Total Xylenes
Sulfur Dioxide
Hydrogen Sulfide

Ground Level Monitors

Gas Type GLM1 GLM2 GLM3 GLM4
Hydrogen Sulfide
–
–
–
–
Gas Type GLM1
Sulfur Dioxide
–

BACKGROUND COLORS
Below Reference Exposure Level (REL) limit Detected at or above Reference Exposure Level (REL) limit