Water Laboratory Alliance - Response Plan:
Introductory Lesson
page 8 of 11

### Scenario

Please review the scenario below and answer the two related questions on the following pages.

The utility emergency manager at the Clear Valley Water Treatment Plant receives notification a tanker car spill upstream of the drinking water treatment plant intake, the drinking water intake is shut down.

The utility emergency manager needs to find out if the water is safe or a "do not use" order should be issued. He considers the following information:

- The water utility laboratory is undergoing renovations and can’t perform chemical analyses.
- Good Chemistry, Inc., where the utility normally sends their compliance samples, is short-staffed and will be unable to process a large number of samples.
- The drinking water utility has received analytical support from their state laboratory in the past.

Top ▲
page 8 of 11