Air Quality Standard Permit for Temporary and Permanent Polyphosphate Blenders

The Air Quality Standard Permit for Temporary and Permanent Polyphosphate Blenders is authorized under the Texas Health and Safety Code Section 382.05195 .

To qualify for this standard permit, the facility must meet the following criteria:

• The polyphosphate blender must only manufacture a liquid fertilizer product on site made up of ammonia, superphosphoric acid, and water.
• The polyphosphate blender uses any individual engine (or combination of engines) rated no greater than 525 horsepower.
• The polyphosphate blender must not be a new major stationary source or major modification as defined by Title 30 Texas Administrative Code (30 TAC) Section 116.12, Nonattainment and Prevention of Significant Deterioration Review Definitions.
• The polyphosphate blender must not be located at a major stationary source.
• The polyphosphate blender stack is at least 12 feet high.
• The polyphosphate blender engine stack is at least 10 feet high.
• The polyphosphate blender engine authorized under this standard permit operates for no more than 2,880 hours during any 12-month period.

If your temporary or permanent polyphosphate blender cannot meet the conditions of this standard permit, see Types of New Source Review Authorizations.

To Claim This Standard Permit:

• Complete the Form PI-1S (Registration Form for a Standard Permit), as indicated on the PI-1S Instructions (Registration Instructions for a Standard Permit).
• Pay a registration fee of $900 to our Financial Administration Division.
• Once you receive our standard permit issuance letter, contact our regional office within 30 days to schedule a pretest sampling meeting. You must schedule the pretest meeting least 45 calendar days before conducting your stack testing.
• Submit the initial sampling results to our regional office and to the Air Permits Division in Austin within 30 days from the date the sampling is completed.
• If we determine that your stack test results meet the standard permit criteria, you may claim this standard permit.

For temporary polyphosphate blenders, you must submit the following to the Air Permits Division before you move it:

• APD Relocation/Notification Form, TCEQ Form - 20122
• Core Date Form, TCEQ Form - 10400

No fees are required for the relocation of a temporary phosphate blender.

Please note that although the standard permit may include instructions to submit notification and relocation requests to the regional office, as of September 1, 2024, all notification and relocation requests are to be submitted to the Air Permits Division.

Additional Information

• Complete Standard Permit Issuance Package For Effective Date April 7, 2010
  Tech Summary, Standard Permit.
• Calculation Guidance
• Listing of Environmental Testing Firms in U.S

The hyperlink to the external site of Source Evaluation Society is provided as a resource for owners or operators to locate testing contacts. The appearance of the external hyperlink does not constitute endorsement by TCEQ of that Web site or any information, opinions, products, or services expressed or described therein. Note that only tests conducted in Texas will be approved.

Questions? We Can Help

If you have questions, contact us.