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Pipeline Emergency Preparedness & Training: Emergency Response and the Risks Associated With Hydrogen Sulfide

It is important to understand the characteristics of hydrogen sulfide (H2S) when responding to an emergency. It is a flammable, colorless gas that occurs naturally during crude oil and natural gas exploration and production.
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Pipeline Emergency Response Tactics: Conducting Effective Scene Size-Up at a Natural Gas Incident

While incidents involving natural gas pipelines are rare, firefighters and other emergency response personnel need to be prepared should they occur. Basic knowledge of the properties of natural gas, as well as scene size-up techniques for emergency response can be crucial for life safety.
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Overview of Pipeline Systems: Natural Gas Transmission Mainline Valves

Mainline valves are an integral component of natural gas pipeline transmission systems. They function as gateways that, when open, allow the gas to flow freely or, when closed, stop the flow of gas or isolate a segment of the pipeline.
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Keeping Pipelines Safe/Practices & Protocols: Overview of the Incident Command System

The Incident Command System (ICS) is the nationwide standard for managing emergencies, including pipeline emergencies.
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Best Practices

“We host the Green River Basin Pipeline Association meetings and assist with annual seminars/safety presentations.”

“I feel the local pipeline operator meetings are great! I think the St. Elmo, Fayette/Effingham County Illinois team does a great job!”- Effingham County Sheriff, David Mahon

““We incorporate pipeline response into our local exercise plan. We attend local pipeline operator-sponsored training meetings. We incorporate information from pipeline operators in our emergency response plans.”

Looking for more training resources?

Access our Tabletop Drill Guides and Scenarios, and Emergency Response Self-assessment form here

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First Responder Training Video Series

Learn how to safely and effectively respond to a pipeline emergency, how pipelines work, how different products impact response, response leading practices, how to better prepare to respond to pipeline incidents and roles in pipeline response. Videos feature interviews with pipeline and emergency response experts, covering a wide variety of emergency response disciplines. Videos available at


*CHEMM 2.0 guidance and reference materials

*New Acute Exposure Guideline Levels for airborne chemicals (AEGL) data from the EPA

*Data updates based on the last Hazardous Substances Data Bank (HSDB) content

*Protective distance “point into the wind” and more!

A set of WISER tutorial videos can be viewed here and videos can also be found in the training section of the NLM YouTube Channel.

NPMS Launches iPhone app for PIMMA

The National Pipeline Mapping System has launched an iPhone app for PIMMA. It can be accessed by searching for "pipeline information" on the App store. You will need your PIMMA username and password to use the PIMMA iPhone app. To access the National Pipeline Mapping System online and locate transmission pipelines in your area, please go to

Did you Know….

811811 is the nationally recognized number to notify utilities of pending excavation activity so that utilities can properly locate underground assets. Locating services are free. Help us spread the word for safety ...Call 811 before you dig!


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First Responder Online Pipeline Training

To access the API-AOPL Emergency Response Team’s free Online Training, click


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