Pipeline Firm Boosts Arizona Line Pressure for Better Flow
Published Date: 9/23/2026
Notice
Summary
Transwestern Pipeline wants to boost the pressure on its Phoenix Lateral pipeline in Arizona from 1008 to 1126 psi. This change helps the company run more efficiently without building anything new or spending extra money. Customers won’t see any delivery problems, and folks have until a set deadline to speak up or join in.
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
Pipeline pressure raised, company gains efficiency
Transwestern filed to raise the Phoenix Lateral's maximum allowable operating pressure (MAOP) from 1008 psig to 1126 psig. The company says this will provide additional operating flexibility and compressor station efficiency, will not involve any construction or additional cost, and will not impair deliveries to existing customers.
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