🌱 EPA 503 Class A (Thermal Pasteurization >70°C for 30 Min, 90% Dry Solids DS Pellets)

Municipal Sludge Paddle Dryer Class A Biosolids Calculator

Size thermal paddle drying processes complying with EPA 40 CFR Part 503 Class A Biosolids Exceptional Quality (EQ) standards: maintain core sludge temperature strictly above $70^circ ext{C}$ ($158^circ ext{F}$) for $>30 ext{ minutes}$, produce dust-free $90% ext{ DS}$ granular fertilizer pellets, and municipal biosolids yields.

1. Project & Operating Inputs

Dewatered Cake Production (Tons / Day e.g. 40 Tons/Day Municipal Sludge)

Class A Fertilizer Market Value ($ / Ton e.g. $85 / Ton High-Nitrogen Pellet)

Annual Pellets Revenue & Landfill Avoidance ($ / Yr)

Turnkey Indirect Paddle Dryer, Pellet Cooler, Screening & Bagging Skid ($)

2. Financial Breakdown & Yield

EPA CLASS A BIOSOLIDS

Annual Class A Fertilizer Pellet Sales Profit

Municipal Biosolids Resource Recovery Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost