Less demand for heating can show up far from a household thermostat. In a March 9, 2017 article, the Energy Information Administration linked unusually warm weather to a net increase in stored natural gas during the week ending February 24. The Lower 48 estimate rose by 7 billion cubic feet, the first February weekly injection in the collected series. [30272][29712]

EIA explained that gas serves heating both directly, through furnaces and boilers, and indirectly through electricity generation. Its weather discussion, drawing on NOAA data, reported 98 population-weighted heating degree days for the week ending February 25, against about 172 under the 1971–2000 normal. That index describes heating needs; the weather week ended one day after the storage week. [30272][29712]

The inventory was not a household savings account. EIA's January 27 methodological article explained that weekly working-gas estimates come from a sample of storage operators and carry sampling error. Working gas is the stored amount available for withdrawal to meet demand, not a measure of production or of the fuel consumed by a particular family. [30272][29712]

For people trying to connect weather with energy costs, these documents identify a system mechanism without measuring an individual bill. Regional injections and withdrawals combine into a national net change, while the survey describes that change with uncertainty. The two EIA articles are one evidence chain, not independent confirmation of consumer savings. A claim about a family's costs would need household consumption and billing information beyond this storage report. [30272][29712]

Source documents

  1. Warm weather leads to first recorded natural gas storage injection in Februaryhttps://www.eia.gov/todayinenergy/detail.php?id=30272
  2. EIA’s weekly natural gas storage data now include measures of sampling variabilityhttps://www.eia.gov/todayinenergy/detail.php?id=29712