How to do waste Audit in your home

1. Waste Audit At Your Home
Presented by
SREERAG KURUVAT
WASTE MANAGEMENT EXPERT
sreerag775@gmail.com

2. In This Lesson
• Why Waste Audit ?
• How to do Waste Audit
• Benefits of waste Audit
• Result of Audit
• How to implement

3. Why Audit?
• To know about waste generation
• Knowing what goes into the trash is the first
step to keeping it out
• It costs to dispose of recyclables in the trash
• Insight your waste generation in home
• Reduce consumptions

4. • Why Audit?
• Preparing for the
audit
• Completing the
physical audit
• Understanding how
to analyze the data
• Implementing
Change
The Audit Process

5. When to Audit
• Consider seasonal
variations, or changes to
production line
• Inventory or file purge
• Days of week of
collection
• Time materials taken to
trash bins
• Audit when bins are full
• Time of day of collection
• Audit as close as possible
to time of collection
(usually early morning
hours on the day of
collection)

6. Food waste Audit
 Categories;
 Scaling
 Expiry

7. Solid waste Audit
• Categorizing
• Sorting
• Band Analysis
• Recyclables & Non
recyclable

8. Other Items to Have
• Clip Board
• Camera
• Tarps/Tables
• Stick/grabber
• Auditing Forms/Notepad
• Pens/Pencils/Highlighter
• Bins/boxes for materials
(capture volume)
• Scale

10. Sorting Tips
• Make sorting
convenient
• Keep smaller bins on
table, for:
• Liquids
• Glass
• Metals

11. Effective sorting

13. Finishing the Sort
• All material samples
sorted by type
• Weights taken from
each stream
• Information properly
recorded
• CLEAN-UP
Courtesy: SBM

14. Tracking Results
 Data recording
Analysis of result

15. Example of spreadsheet
Courtesy of SBM
Area 1: 6/1/2011
MATERIAL WEIGHT
Total
lbs.
MATERIAL
%
DESCRIPTION OF MATERIAL COMMENTS (update as
appropriate)
Mixed Paper 10.00 19.61%
Office paper, magazines,
newspaper
Cardboard 5.00 9.80% Boxes, pieces, Kraft paper
Beverage Containers 5.00 9.80% Plastics, Metal, Glass
Packaging Material 2.00 3.92% Styrofoam, bubble wrap, etc.
Plastic Film 2.00 3.92% Stretch wrap, package wrap, etc.
Rigid / Hard Plastic Pieces 1.00 1.96% 0
Metals 1.00 1.96%
Metal pieces large & small ( no
bottles /Beverage)
Compost /Organic Waste 10.00 19.61% Food waste, soil, garden
Liquid 5.00 9.80% Residue from bottles, cans, etc.
Trash 10.00 19.61%
Non recyclable items, wrappers,
small misc pieces, wet material.
Recycle weights 26.00 50.98%
Trash weights 25.00 49.02%
Total weight 51.00 100.00%

16. Example of Pie Chart
19%
10%
10%
4%
4%
2%2%
19%
10%
20%
Material Breakdown
Mixed Paper
Cardboard
Beverage Containers
Packaging Material
Plastic Film
Rigid / Hard Plastic Pieces
Metals
Compost /Organic Waste
Liquid
Trash
Courtesy of SBM

17. Waste Analysis Results Graph
200 pound of trash were collected during the desk side trash audit.
100 pounds of recyclables were retrieved from the trash!
0
5
10
15
20
25
30
Aluminum
Cans
Glass Electronics Cardboard Paper Plastic
Loose
Plastic
Bottles
Compost Metal
POUNDS
Courtesy of SBM

18. Use the gathered data to implement reduction
and recycling strategies
Information to Action

19. THANK YOU
•