Alert Stage definition

Alert Stage means one of the three degrees of severity of air quality deterioration which can occur during a County-wide Air Pollution Watch, and which require specific control measures to avoid significant harm to human health or welfare. An Alert is not necessarily County-wide, but can occur only during a County-wide Watch.
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Examples of Alert Stage in a sentence

  • Beginning with the Alert Stage, the Aqueduct will keep the Moderator informed as to the stage of flow in the Potomac River, and, during the Restriction and Emergency Stages the fair share allocated to each user, and all information utilized for determining the allocation.

  • For Potomac River Raw Water Supply Shortages, the coordinator of the Metropolitan Washington Water Supply Emergency Agreement will notify Local Governments, Water Suppliers, General Services Administration, and the Public of the Alert Stage and possible forthcoming emergency measures (see Section III.B.1.a.(5)(a) and (b)).

  • Because of the progressive nature of a water shortage, a shortage is defined by stages that require increasingly stringent conservation measures: Alert Stage: Restriction Stage: and Emergency State.