The latest updates to the US Environmental Protection Agency’s (EPA) Regional Screening Levels (RSLs)

Updates (November 13, 2024) include changes to key parameters, including lead screening levels for tap water and Maximum Contaminant Levels (MCLs)

The latest updates to the US Environmental Protection Agency’s (EPA) Regional Screening Levels (RSLs) are now available in ESdat Environmental Data Management Software! These updates (November 13, 2024) include changes to key parameters, including lead screening levels for tap water and Maximum Contaminant Levels (MCLs), as well as updates to PFAS parameters and other chemical substances. Revisions are available in ESdat Online immediately and can be synced to ESdat Server. https://esdat.net/

Regional Screening Levels (RSLs)

Wouldn’t it be sensible if your scientists and engineers could easily manage their data and analysis using modern online software?

With the modern ESdat environmental data management system, engineers and scientists can easily manage the data associated with their projects themselves.  Imports are largely automated, and professionals can produce their outputs, increasing efficiency, improving job satisfaction, and reducing corporate overheads.

ESdat is designed to deliver an easy-to-use, efficient, and powerful cloud-based solution for managing contaminated site data.

  • Laboratory Integration is taken care of for you.
  • Environmental Standards are pre-compiled and maintained for you.
  • All staff can receive exceedance or compliance notifications and produce Exceedance Tables and other outputs as soon as results are received.
  • All common industry outputs, including QA, Tables, Maps, Graphs and Statistics, and integrations, including ProUCL, ArcGIS, Surfer, AGS, Power BI and many others, are included.


If you’d like to carry out a free, no-obligation trial of this modern software for managing your contaminated land or monitoring data, visit www.esdat.net.

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