Raw data (2016) obtained as a PDF from CalRecycle. Data includes waste reduction and diversion programs categorized by Program Codes (https://www.calrecycle.ca.gov/lgcentral/paris/Codes) indicating number and type of program by city.

Groundwater contamination data was sourced from reports generated by the GeoTracker GAMA (Groundwater Ambient Monitoring & Assessment) database. Data includes concentrations and approximate locations of 39 historically-prevalent groundwater pollutants in public water system wells. Data includes the percent of wells with concentrations above maximum contaminant levels (MCLs) or comparison concentrations (health-based target values from other sources used where no Federal or State MCLs have been promulgated). Groundwater Basin Name, as well as Assembly and Senate district #s are also included.

Information on MCL or Comparison Concentration type is from the State Water Board website.

Species count sourced from 2018 iNaturalist for each taxa group using the following specifications:
o Quality = Research
o Reviewed = Any
o Identifications = Most Agree
o Captive/Cultivated = No
o Place = Los Angeles County
• Species were identified that currently occur in LA County and are listed as endangered, threatened based on the Endangered Species Act. The list for all species came from searching the United States Fish and Wildlife Service (USFWS) 5-year plans by county (Los Angeles), which directs you to a table of the currently listed species.
• Current statuses were confirmed using online databases of species records, including eBird and iNaturalist for vertebrates, the Consortium of California Herbaria for plants, and UCLA experts.

Data includes historical countywide waste disposal by waste category from 1995-2017, with total pounds per capita based on CA Department of Finance population estimates.

Total 2017 retail sales for each utility operating in LA County disaggregated based on values reported in Power Content Label.
Historical LA County renewable energy as share of total retail sales calculated by aggregating annual retail sales by generation for all utilities operating within LA County for 2010-2017.
In-county Southern California Edison retail sales based on difference between reported retail sales for LA County and the sum of retail sales for utilities operating in LA County, excluding Southern California Edison.

Data includes amount of energy generated at the City level. Sourced from 2017 CEC Annual Generation data and QFER Reporting data.

Data includes total waste and per capita waste disposed by city in 2017. Artesia, Beverly Hills, Duarte, Hidden Hills, Los Angeles, Lynwood, Manhattan Beach, Pomona, Rancho Palos Verdes, Redondo Beach, Rosemead, Sierra Madre, South Gate and Torrance were combined and reported as the Los Angeles Integrated Waste Management District.

Data contains locations and CalEnviroScreen scores of EV charging stations throughout LA County.

Account level electricity usage data (2017) obtained from LA County. Data is sorted by rate type to exclude streetlights, traffic signals, and water pumps. Electricity and natural gas usage data disaggregated by service city location.

Percentage of daily samples taken over a 365.25 day period exceeding state 24-hour PM 10 standard for each air quality subregion.
Data from SCAQMD annual air quality summary tables and CARB iADAM query tables. Data presented as percentages based on the days of data.