ALERTS:

  • Online reports and forms will be under maintenance from 8:00AM to 10:00AM on 12/14/2025. Please do not make any queries during this time period.
A DEPARTMENT OF THE STATE OF LOUISIANA

Environmental Data Center

Air

Emission Inventory

Ambient Air Monitoring Program

  • Air Monitoring Data


Financial Reports

Invoicing and Accounts Receivables

  • Current and Historical Fee Invoices by Facility ID#
  • Current Billing Party Addresses by Billing Media Type


Water

Water Quality Data Portal - Includes data for ambient water quality, special water projects, and mercury in fish tissue