Water Laboratory Alliance - Response Plan:
Introductory Lesson
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### Main Roles of the WLA-RP

Coordination of laboratory support under this WLA-RP in response to a water contamination incident involves the following roles:

- Analytical Services Requester
- Primary Responding Laboratory
- Mutual Support Laboratory

Analytical Services Requester (ASR) The primary point of contact who requests analytical assistance for a water contamination incident from a laboratory. The role of the ASR may be played by the following: First responder (e.g., police officer) Hazmat team leader Utility manager State regulatory authority affected by the incident State drinking water agency |

Primary Responding Laboratory (PRL) The initial laboratory contacted by the ASR that agrees to provide support. |

Mutual Support Laboratory(MSL) Laboratory that may be engaged by the PRL, should the PRL’s resources be insufficient at any point in the process to meet the analytical needs of the incident. |

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