AWWA Safety Regulations and Compliance 3

Question 1

Which OSHA standard requires water utility employers to develop a written Emergency Action Plan (EAP)?

Accepted Answer

29 CFR 1910.38

Answer

OSHA 29 CFR 1910.38 requires employers with more than 10 employees to maintain a written Emergency Action Plan covering evacuation and emergency procedures.

Question 2

Under the EPA's Surface Water Treatment Rule (SWTR), what is the minimum required Giardia log inactivation credit for surface water systems?

Accepted Answer

3.0 log

Answer

The SWTR requires surface water systems to achieve at least 3-log (99.9%) inactivation/removal of Giardia lamblia cysts.

Question 3

When chlorine gas is detected leaking at a water treatment facility, what is the FIRST action workers should take?

Accepted Answer

Evacuate the area immediately and alert emergency response

Answer

Chlorine gas is acutely toxic; immediate evacuation and alerting of emergency responders is the first priority to prevent serious injury.

Question 4

What is the purpose of a Tier 1 public notification under the Safe Drinking Water Act?

Accepted Answer

To alert consumers to an acute health risk requiring immediate action

Answer

Tier 1 notifications are required within 24 hours when a water quality violation poses an acute risk to public health, such as a microbial contamination event.

Question 5

Which federal regulation requires water utilities to develop a Water Security Emergency Response Plan?

Accepted Answer

America's Water Infrastructure Act (AWIA) of 2018

Answer

The America's Water Infrastructure Act (AWIA) of 2018 requires community water systems serving 3,300+ people to conduct risk assessments and develop Emergency Response Plans.

(AWWA) American Water Works Association Practice Test

(AWWA) American Water Works Association Practice Test

AWWA Safety Regulations and Compliance 3