AF Affected environment AFO AFRP Afterbay dam (reregulating dam) Afterbay (tailrace) afy (af/yr) Ag AGC Age tank (day tank) Aggradation aggregate AGM Agricultural drainage Agrochemical
| AHS AIPC Air quality Air release valve Air slaking Air-space ratio Air-void ratio Air waves AIRFA AIS AISC aka ALB ALC Alert (Automated Local Evaluation in Real Time)
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