Threshold Indicators are evaluated every four years to assess the environmental health of the Tahoe Region relative to the adopted standards.
The 2019 Final Threshold Evaluation will be presented to the TRPA Governing Board on June 23, 2021, for issuance. Please click the slide image below to download a summary presentation of the Final 2019 Threshold Evaluation.
StoryMap Summary: https://storymaps.arcgis.com/stories/ca485e5e94b84ea19460e6f9c35414f3
PowerPoint Download (please click on the image below):