Source: www.pivotalweather.com Pipeline systems depend on balance—too much gas in or too much taken out can threaten pressure, integrity, and firm service. That’s why operators issue Operational Flow Orders (OFOs), a critical tool to stabilize system conditions during stress. Why OFOs Are Called   OFOs typically arise when linepack is tight, weather spikes demand, storage swings are limited, or shippers’ receipts and deliveries drift out of balance. When these conditions thr