Natural gas liquid (NGL) prices continued to improve for the most part at both hubs this week with ethane and propane supplies below normal levels and improving crude prices. For the week of Aug. 31, the only NGL prices to fall were Conway propane and Mont Belvieu isobutane.

The 1% price drop in Conway propane is due to Enterprise Products Partners’ Mid-America Pipeline (MAPL) outage that is causing gas to be stranded at Conway, according to En*Vantage. The price fell to $1.44 per gallon (/gal), its lowest price in a ...