Sharon McNary

Infrastructure Correspondent

Contact Sharon McNary

Infrastructure is what we build together to make life better (and the things that break). My role is to reveal the often-surprising and important systems that make life possible in and around L.A.

Stories by Sharon McNary

Like Porter Ranch, these LA neighborhoods have aging gas wells nearby

An aging oil well used to inject and withdraw natural gas from underground fields was the problem at Porter Ranch. Similar old wells exist near homes in other areas.

LA to hire oil and gas expert to help defuse controversies

As calls for restricting oil and gas operations mount, city officials say they need expert advice to chart next steps.

Porter Ranch: Lessons from past attempt to kill a well

The Porter Ranch gas leak is temporarily stopped using a method SoCalGas first tried 25 years ago on a different well -- with mixed results.

Air quality scientist uses lasers to detect Porter Ranch methane

The leak may be capped but testing continues as Porter Ranch residents question when the air will clear. One scientist drives around in a mobile methane detector.

Porter Ranch facts vs. rumors

SoCalGas has spent $1.4 million on public relations yet continues to struggle to answer questions about the effects of the gas leak and counteract rumors.

Porter Ranch: Massive gas leak could be capped next week

An adviser to Gov. Jerry Brown told residents of Porter Ranch on Thursday that the final phase to intercept the ruptured well should start Monday.

Judge may approve gas storage emergency rules this week

The state's emergency declaration over the Porter Ranch gas leak could be approved Friday, bringing new requirements for inspections at gas storage fields.

How your gas bill works — and why customers are complaining

SoCal Gas says neither the big gas leak near Porter Ranch nor its new gas meters caused gas bills to soar. The company blames higher usage during cold months.

Calif. attorney general joins city-county lawsuit in Porter Ranch gas leak

The lawsuit alleges the agency violated state health and safety laws related to the Porter Ranch gas leak.

Local energy reliability possibly at risk with Porter Ranch gas leak

The heads of three state energy agencies say they worry LADWP and other local power providers could run short of gas needed to generate power on days of peak demand.

Porter Ranch gas leak: Benzene levels higher elsewhere, AQMD says

AQMD data show the levels of the cancer-causing chemical benzene are higher in Burbank and the L.A. basin than they are in neighborhoods near a three-month-long gas leak.

Porter Ranch: Regulators want all underground gas wells checked for leaks

They also requested a massive amount of data on the leaking well at the Aliso Canyon Natural Gas Storage Facility near Porter Ranch.

Lawmakers eye their own districts' underground gas fields

The big leak is in Aliso Canyon near Porter Ranch, but other gas fields have had their own problems, and lawmakers are starting to voice concerns

State lacks backup plan if natural gas supplies run low

A top state utility regulator said contingency plans to supply natural gas are lacking if the Porter Ranch gas leak causes the Aliso Canyon field to be closed.

Air quality order for gas leak delayed yet again

The order requiring SoCal Gas Co. to halt the leak, reduce underground gas pressure and step up monitoring and inspection could be approved Saturday