Highest 1-Hour Concentration of NO2 is include in the Threshold Dashboard. Threshold Indicators are evaluated against Threshold Standards every 4 years. Thresholds are environmental goals and standards for the Lake Tahoe Basin that indirectly define the capacity of the Region to accommodate additional land development.

Status

aq 1 yr no.jpg
NOx concentrations as measured at the newly established TRPA Stateline monitoring location. While no official TRPA standards exist for NOx concentrations, this data is used to evaluate NOx concentrations against CA and Federal standards. Source: TRPA

Applicable Standard

California: highest one-hour, not to exceed 0.18 ppm; Nevada/Federal: highest one-hour NO2 concentration not to exceed 0.10 ppm.

Key Points

No Key Points