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Tesla's lithium refinery discharges 231,000 gallons of polluted wastewater a day (autonocion.com)

498 points by atombender · 102 days ago · 242 comments on HN

Article summary

A Tesla lithium refinery in Texas has been discharging 231,000 gallons of polluted wastewater per day into a drainage ditch, which was discovered by a local drainage district during a routine inspection. The wastewater contains hexavalent chromium, arsenic, and other pollutants, prompting concerns about the environmental impact. Tesla claims to be in compliance with its state-issued wastewater discharge permit, but the drainage district has raised questions about the permit's requirements and the company's testing methods. The incident has sparked a debate about the definition of 'clean lithium' and the regulation of industrial wastewater.

Main themes

  • Industrial pollution
  • Environmental regulation
  • Lithium refining
  • Wastewater management
  • Corporate accountability

What commenters say

  • The levels of pollutants in the wastewater, such as hexavalent chromium, are not significantly higher than those found in normal water sources, and therefore may not be a major concern.
  • The solution to pollution is not dilution, as the accumulation of pollutants in the environment can still have harmful effects even if they are present in small concentrations.
  • The use of air pumps in older vehicles was not primarily intended to dilute emissions, but rather to provide oxygen for catalyst efficiency or to burn off unburnt fuel in the exhaust.
  • The presence of pollutants in the wastewater is a serious issue, and Tesla's claims of being in compliance with regulations do not necessarily mean that the discharge is safe or acceptable.
  • The regulation of industrial wastewater is inadequate, and companies like Tesla may be able to exploit loopholes or lack of oversight to avoid proper treatment and disposal of their waste.
  • The concept of 'clean lithium' is misleading, as the production of lithium can have significant environmental impacts, including the generation of polluted wastewater.
  • The debate over the safety and regulation of Tesla's wastewater discharge highlights the need for greater transparency and accountability in industrial practices and environmental regulation.