AWWA Documentation and Reporting 3

Question 1

Under the Revised Total Coliform Rule (RTCR), what action must a water system take when a routine sample tests positive for total coliform?

Accepted Answer

Collect repeat samples within 24 hours and document all sampling locations and results

Answer

RTCR requires systems to collect a defined set of repeat samples within 24 hours and document each sampling point, date, time, and laboratory result.

Question 2

Which element is REQUIRED in a Tier 2 public notification for an MCL violation?

Accepted Answer

A description of the violation, potential health effects, corrective actions taken, and when safe water is expected

Answer

EPA requires Tier 2 notices to describe the violation, explain potential health effects, state corrective actions, and provide a compliance timeline.

Question 3

A water utility's lead service line replacement report must be submitted to the primacy agency under the Lead and Copper Rule Revisions (LCRR) how often?

Accepted Answer

Annually

Answer

Under LCRR, utilities must submit annual lead service line replacement reports to the primacy agency documenting lines replaced and remaining inventory.

Question 4

What is the primary purpose of a Chain of Custody (COC) form when collecting water samples?

Accepted Answer

To document sample integrity and traceability from collection to laboratory analysis

Answer

The COC form tracks every transfer of custody to ensure sample identity and integrity are legally defensible from field collection through lab analysis.

Question 5

An operator changes a chemical feed pump setting. According to AWWA operations best practices, this change should be documented in which log?

Accepted Answer

The operations log or process control record

Answer

Any change to treatment process settings must be entered in the operations log with date, time, operator name, reason, and new set point to maintain a complete process history.

(AWWA) American Water Works Association Practice Test

(AWWA) American Water Works Association Practice Test

AWWA Documentation and Reporting 3