# A landfill initially received 10,000 tons/day of waste. This receipt rate increases 10% per year. The landfill is closed at the end of the fourth year. Calculate the yearly gas production for 20 years after opening. What is the peak gas production in m3/yr.

Question
1. A landfill initially received 10,000 tons/day of waste. This receipt rate increases 10% per year. The landfill is closed at the end of the fourth year. Calculate the yearly gas production for 20 years after opening. What is the peak gas production in m3/yr.
Step 1

Consider landfill emission constant as 0.305 per year.

Consider generation potential as 100 m3/tonne.

Step 2

Find the mass of wet waste per year for year 1 using the relation;

Step 3

Calculate the mass of wet waste per year for year 2, 3, and 4 by adding 10 % increment of receipt ra...

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