Adjoint: An app from the collaboration of Sustainable Energy System and Scientific Computing, LBNL. © 2021 Tin Ho, Ling Jin, Yuhan Wang, Tyler Huntington, Corinne Scown.
Impact Metric
• Odd oxygen in Dis-Advantaged Community
• Areas where 0₃ > 70 ppb
Ozone Precursor
• NOx: Nitrous oxides
• AVOC: Anthropogenic Volatic Organic Compound
Meteorological Episode
Max is for months of Jul to Sep
Pollutant mixing hours
Terrain Elevation Exaggeration
Ctrl + mouse drag on map: change pitch
0x = flat map
1x = 1:1 scale for elevation
4x = Dramatize elevation by 400%
8x = Dramatize elevation by 800%




Odor Dispersion Distance Calculator



Enter emission rate ou/s

Separation Distance for
SiteLocation


Low Mixing
7-8am; 6-9pm		 High Mixing
9am-5pm		 Ext Mixing
7am-9pm
Spring
Result
m
Result
m
Result
m
Summer
Result
m
Result
m
Result
m
Autum
Result
m
Result
m
Result
m
Winter
Result
m
Result
m
Result
m
All Seasons
Result
m
Result
m
Result
m


Allowable Odor Rate for stated distance



Enter desired separation distance m

Allowed Max Emission Rate for
SiteLocation


Spring
Result
ou/s
Summer
Result
ou/s
Autum
Result
ou/s
Winter
Result
ou/s
All Seasons
Result
ou/s




Special thanks to Mapbox Community Team for support and hosting!
Impact on Receptor
ppb/(g/[h*km²])
1.0e-6 and below
5.0e-6
1.0e-5
1.5e-5
2.0e-5
4.0e-5
8.0e-5
1.0e-4 and above

Impact on Receptor, in ppb/(g/[h*km²]) :

(Hover over data point)

Temporary debug window - Tileset feature data.
Map layer loading debug data will appear here.