Governor's 2020 Gold Award for Environmental Excellence
Enhanced Biosolids Reuse & Reduction Project; Harrisonburg-Rockingham Regional Sewer Authority - Owner's technical agent for project and codigestion specialist.
WEFTEC 2020 - Session Workshop "The Latest in Dewatering Modelling and Research" Session 3-518 Monday, October 5th, 4-5 pm
Presentation: A mechanistic approach for predicting sludge dewaterability for whole plant simulation. Tanush Wadhawan and Rob Mangrum
WEF 2020 Biosolids Conference
Paper: The effect of divalent cation complexation on anaerobically digested EBPR sludge dewatering performance.
Ad hoc contributor to the editorial staff of IWA's peer-reviewed Water Research Journal; 2019 - present.
Water Environment Research Journal
Mangrum, C.R.L., Jenkins, D. (2020) The effect of divalent cation complexation on anaerobically digested EBPR sludge dewatering performance. Water Environ. Res. 92, 677. https://doi.org/10.1002/wer.1259
WEF Forum 2019: James Barnard Research Conference on Emerging Themes in Biological Phosphorus Removal & Recovery, Austin TX.
Invited to participate by the conference steering committee.
2018 EPA PISCES Recognition Awarded to the HRRSA Enhanced Biogas Reuse & Recovery Project for Performance and Innovation in the State Revolving Loan Fund Creating Environmental Success. Technical Advisor to project; Author of Facility Solids-Stream Master Plan.
WEF 2018 Biosolids Conference Phoenix, AZ
Paper Presentation: Leveraging Codigestion for Municipal Biosolids Drying: Sustainable Goals - Proven Technology". (2018) Proc., Water Environ. Fed. Residuals and Biosolids Conf.
Trusted Technical Adviser, Consultant & Process Engineer for a broad range of activities for municipal wastewater treatment projects:
Wastewater plant optimization
Simplified process control regime
Consistent robust performance
Lowered operating costs
Upgrade and expansion studies and evaluations
Owner's technical agent for large design & construction projects
Single point design responsibility for smaller facility improvement projects
Routine and periodic operations support
Cradle-to-grave project assistance
High-Solids Codigestion Project: Generating & Beneficially Utilizing 5.0 MMBTU/hour of Biogas
Anaerobic Digestion Process Evaluation - 50 MGD POTW
60 MGD Cloth Media Tertiary
Filtration Project - 5 micron
Anaerobically Digested Sludge Dewaterability Improvement Demonstration Project - 2 POTWs
Biogas Driven Biosolids Dryer Project - Technical Adviser
ENR Process Support & Optimization (multiple clients)
Pretreatment Program Assistance, Development and SIU Compliance Support (multiple clients)
..."In response to helping the town locate a major water leak Rob provided service beyond any client expectations."
G. G. Belfield, Jr.
Town Manager, Town of Tappahannock