A national estimate of methane leakage from pipeline mains in natural gas local distribution systems

ZD Weller, SP Hamburg… - Environmental science & …, 2020 - ACS Publications
We estimate methane emissions from US local distribution natural gas (NG) pipes using
data collected from an advanced mobile leak detection (AMLD) platform. We estimate that …

Vehicle-based methane surveys for finding natural gas leaks and estimating their size: Validation and uncertainty

ZD Weller, JR Roscioli, WC Daube… - … science & technology, 2018 - ACS Publications
Managing leaks in urban natural gas (NG) distribution systems is important for reducing
methane emissions and costly waste. Mobile surveying technologies have emerged as a …

An open source algorithm to detect natural gas leaks from mobile methane survey data

ZD Weller, DK Yang, JC von Fischer - PLoS One, 2019 - journals.plos.org
The data collected by mobile methane (CH4) sensors can be used to find natural gas (NG)
leaks in urban distribution systems. Extracting actionable insights from the large volumes of …

Natural gas emissions from underground pipelines and implications for leak detection

BA Ulrich, M Mitton, E Lachenmeyer… - … & Technology Letters, 2019 - ACS Publications
Underground natural gas (NG) leaks pose an urgent safety threat, motivating ongoing efforts
to improve leak detection methods. The objectives of this study were to investigate how …

Approximation of Bayesian Hawkes process with inlabru

F Serafini, F Lindgren, M Naylor - Environmetrics, 2023 - Wiley Online Library
Hawkes process are very popular mathematical tools for modeling phenomena exhibiting a
self‐exciting or self‐correcting behavior. Typical examples are earthquakes occurrence, wild …

Repair failures call for new policies to tackle leaky natural gas distribution systems

MR Edwards, A Giang, GP Macey… - Environmental …, 2021 - ACS Publications
Methane leaks in natural gas systems are low-hanging fruit for near-term, locally driven
climate policy. Recent work suggests this emissions source is larger than previously …

Gas diffusivity‐based characterization of aggregated soils linking to methane migration in shallow subsurface

M Shanujah, C Deepagoda, KM Smits… - Vadose Zone …, 2021 - Wiley Online Library
Methane transport in soil is primarily affected by soil physical conditions such as soil texture
and soil structure, soil moisture, soil‐gas diffusivity, permeability, and soil temperature …

Characterizing detection probabilities of advanced mobile leak surveys: Implications for sampling effort and leak size estimation in natural gas distribution systems

E Luetschwager, JC von Fischer, ZD Weller - Elem Sci Anth, 2021 - online.ucpress.edu
Advanced leak detection (ALD) to survey local natural gas distribution systems has reached
a point in technological maturity where new federal regulations will require its use in …

A spatial capture–recapture model with attractions between individuals

P McLaughlin, H Bar - Environmetrics, 2021 - Wiley Online Library
Over the past two decades there have been many advancements in modeling capture–
recapture (CR) data to account for emerging data collection technology and techniques …

[HTML][HTML] Characterizing detection probabilities of advanced mobile leak surveys

L Emily, C von Fischer Joseph, ZD Weller - Elementa, 2021 - search.proquest.com
Advanced leak detection (ALD) to survey local natural gas distribution systems has reached
a point in technological maturity where new federal regulations will require its use in …