•4.1.1 Air Quality Days •4.1.2 PM 2.5 Concentration (24hr Annual Average) •4.1.3 Overall Water Quality Index: Spokane River •4.1.4 Water Quality: Little Spokane & Latah Creek •4.1.5 Water Temperature Water Quality Index •4.1.6 Dry Weather CSO Events •4.1.7 Wet Weather CSO Overflow Events
•4.2.1 Average and Maximum Annual Air Temperature •4.2.2 Green House Gas Emissions •4.2.3 Aquifer Levels & Water Consumption •4.2.4 Aquifer Levels and Water Quality Measure •4.2.5 Lowest Annual River Flow •4.2.6 Number of Weeks in Drought •4.2.7 Snowpack at Mt Spokane •4.2.8 Acres Burned in Wildfires
•4.3.1 Population Density •4.3.2 Amount of Street and Park Trees •4.3.3 Acreage of Protected Conservation Land
•4.4.1 Water Consumption per Capita •4.4.2 Electricity Consumption by Type •4.4.3 Renewable Energy Consumption •4.4.4 Solid Waste Disposed •4.4.5 Recycled Solid Waste: Total & Share
•4.5.1 Fish Abundance Estimates, Spokane River •4.5.2 Christmas Bird Count