John Stults

Affiliation

CDM Smith

Biography

Environmental Engineer IV • Expert on the numerical modelling of PFAS fate & transport and environmental data analytics. • Supports work in the Bellevue Research & Testing Laboratory for investigating the transport and treatability of emerging contaminants including PFAS. Ph.D. Env. Engineering – Colorado School of Mines M.S. Env. Engineering – C.U. Boulder B.S. Civil/Env. Engineering – University of Portland

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Interactive Dashboard Toolboxes with Coupled Data‑Based Mass‑Flux Models for High Resolution PFAS Conceptual Site Models

John Stults & Tamzen Macbeth

13th International Conference on Remediation of Chlorinated and Recalcitrant Compounds

Publication Year: 2024

Part of: I5.: PFAS Conceptual Site Model Approaches (Platform)

Abstract
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(Group 1, Poster Board #62) From Spreadsheets to Scripts: Challenges, Strategies, and Lessons Learned in the Development of an Environmental Data Analytics Practice

13th International Conference on Remediation of Chlorinated and Recalcitrant Compounds

Publication Year: 2024

Part of: B5.: Data Analytics: Use of Machine Learning and Artificial Intelligence Tools for Improved Analysis, Optimization and Decision Making (Poster)

Abstract
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(Group 2, Poster Board #238) Validation of a Cell-Based Screening Model for Assessing PFAS Mass Flux from the Vadose Zone to Groundwater

John Stults; Charles Schaefer; Tamzen Macbeth & Dung Nguyen

13th International Conference on Remediation of Chlorinated and Recalcitrant Compounds

Publication Year: 2024

Part of: I4.: PFAS Fate and Transport Properties (Poster)

Abstract
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Bench-Scale Testing Colloidal Activated Carbon (CAC) Amendments for PFAS Immobilization under Realistic Site Conditions

John Stults; Charles Schaefer; Bridget Ulrich; Elizabeth Ziegelmeyer & Amber McRae

2025 Bioremediation Symposium

Publication Year: 2025

Part of: A4.: Activated Carbon-Based PFAS Treatment Technologies (Platforms)

Abstract
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Quantity Produces Quality: The Case for Ensembles of Screening Models for PFAS in the Vadose Zone

John Stults; Tamzen Macbeth & Bo Guo

2025 Bioremediation Symposium

Publication Year: 2025

Part of: B6.: Modeling and Monitoring Approaches to Improve Remedy Design and Implementation (Platforms)

Abstract
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