OMB Control Number: 2050-0217
Expiration Date: MM/DD/YYYY
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*Please Note: This is a complete list of the questions found in this survey. Depending on how the respondent answers the subsequent questions asked will vary.
Data Tracking Form for On-Farm Anaerobic Digesters Co-Digesting Food-based Materials
Project/Facility Information
Please provide
the following information about your Project/Farm.
Project/Farm
Name
Street address
City/Town
State
Zip code
Phone
Number
Please provide
the following information for the contact person for facility
operations
Name
Title
Email Address
Phone
number
Please provide
the contact address (if different from Facility Address)
Street
address
City/Town
State
Zip code
If you do not wish to have your facility’s general information (facility name, city, state, facility type and operational status) included in future EPA reports, please check the box below
☐ Please do not include the information above in future publications summarizing the data collected via this survey.
Organic Waste Processing
It is assumed that your anaerobic digestion system was primarily built to process livestock manures produced on your farm. In addition to this manure waste stream, are organic wastes accepted from offsite sources and processed in your anaerobic digester (practice of co-digestion)?
Yes
No
If organic waste is currently not accepted from offsite sources and processed in your anaerobic digester, is your facility planning for or interested in receiving organic wastes from offsite?
Facility operating status
Please identify the status of your facility
☐ Planning stage/ Design stage/Permitting process
☐ Under construction
☐ Operational
☐ Temporary shut-down
☐ Ceased operation
☐ Other
What is the
targeted date for your co-digestion system to be operational?
What date did
your co-digestion system become operational?
What date did
your co-digestion system temporarily shut-down?
What is the
targeted date for your co-digestion system to re-start operations?
What date did
your co-digestion system cease operations?
Please state
the reason your co-digestion system ceased operations.
On-Farm Co-Digestion Capacity
Taking into account the average volume of manure from your livestock processed in your anaerobic digestion system, please identify the available capacity to process other feedstocks from offsite sources.
[Type in number here]
Please briefly describe how you calculated the available capacity to accept feedstocks from offsite sources.
Please
identify the number of months during the year 2015 that your
anaerobic digestion system received and processed feedstocks from
offsite sources.
Processed Waste
Does your farm accept and process food-based feedstocks from off-site sources?
Yes
No
Please describe the total amount of food-based feedstock accepted by your facility in 20XX. Do this by typing in the amount of food waste, and selecting the units, feedstock type, and feedstock source.
[Type in number here] of from
Does your farm accept and process food-based feedstocks from off-site sources?
Yes
No
Please describe the total amount of non-food-based feedstock accepted by your facility in 20XX. Do this by typing in the amount of non-food waste, and selecting the units, feedstock type, and feedstock source.
[Type in number here] of from
Do you collect tipping fees?
Yes
No
Are you willing to share information about the tipping fees you collect?
Yes
No
How much revenue did your facility collect in tipping fees in 20XX?
If you would like to provide any other relevant or important information related to tipping fees, please do so below.
Pre-processing/operations
Are pre-processing or de-packaging activities conducted on your feedstocks before they are added to your digester?
Offsite
Onsite (at your farm)
Both
Please identify the pre-packaging or de-packaging activities that are conducted at your facility. Check all that apply.
☐Manual or mechanized de-packaging
☐Screening for debris or sorting
☐Grinding and/or maceration
☐Third party processing
☐Shredding
☐Heating
☐pH adjustment
☐Centrifugal separation
☐Liquid/solid separation
☐Other (please specify)
Please identify the operating temperature range for your digester.
Mesophilic
Thermophilic
Unheated/Ambient
Please indicate if your digester is “wet” or “dry.”
Wet, low-solids system, less than 15% (by volume) solids content.
Dry, high-solids system, greater than 15% (by volume) solids content.
How would you describe the anaerobic digestion system at your farm? Check all that apply.
☐ Continuously Stirred Tank Reactor (CSTR)
☐ Plug-flow
☐ Covered Lagoon
☐ Fixed film
☐ Suspended Media
☐ Percolating Bed
☐ Upflow Anaerobic Sludge Blanket (UASB)
☐ Anaerobic Sequencing Batch Reactor (ASBR)
☐ Membrane Bioreactor (MBR)
☐ Hybrid/Multi-stage
☐ Other (please specify)
Product End-Uses
Please provide the average biogas production volume at your facility during calendar year 20XX in one of the units identified below.
[Type in number here]
Is the biogas produced at this facility?
☐Used onsite
☐Sold
☐Flared
☐Other (please specify)
Please identify how the biogas produced at this facility is used. It could be used onsite by the facility or offsite by a purchaser. Check all that apply.
☐Produce mechanical power
☐Produce heat and electricity (CHP)
☐Produce electricity (including net metering)
☐Produce electricity (sold to grid)
☐Fuel boilers and furnaces to heat digesters
☐Fuel boilers and furnaces to heat other spaces
☐Compressed to vehicle fuels: used for company fleet/personal vehicles
☐Compressed to vehicle fuels: sold to customers
☐Renewable natural gas (processed in order to inject to pipeline)
☐Other (please specify)
Are you able to utilize all of the biogas produced?
Do you flare the excess biogas?
Yes
No
Do you have a gas cleaning system?
Yes
No
What is removed by your gas purification system? Check all that apply.
☐Moisture
☐Sulfur
☐ Siloxanes
☐ Carbon Dioxide
☐ Compressed Gas
☐ Hydrogen sulfide
☐ Particulates
☐ Oxygen
☐ Nitrogen
☐ VOCs
☐ Other (please specify)
Do you beneficially re-use the solid digestate you produce? Check all that apply.
☐Yes, de-watered/dried and land applied
☐Yes, composted into a reusable or salable product
☐Yes, processed into animal bedding
☐Yes, processed into other salable product (e.g., flower pots)
☐No, landfilled
☐No, incinerated
☐Other (please specify)
If any digestate was disposed of in landfills or incinerated in 20XX, please specify the amount in tons or gallons (if known).
[Type in number here]
Is the de-watered/dried digestate further treated prior to land application?
How do you manage the liquid digestate you produce? Check all that apply.
☐ Beneficially reused as fertilizer via land application
☐ Recirculated through digester
☐ Discharged to a wastewater treatment plant
☐ Other (please specify)
Is the liquid digestate further treated prior to land application?
Yes
No
Please
indicate what the further treatment is and why it is necessary.
Do you recover nutrients from your digestate?
No
Yes, phosphorous recovery by chemical precipitation (e.g., struvite)
Yes, ammonia recovery
Other (please specify)
EPA Form 6700-05
| File Type | application/vnd.openxmlformats-officedocument.wordprocessingml.document |
| Author | Pennington, Melissa |
| File Modified | 0000-00-00 |
| File Created | 2023-08-27 |