本powerpoint演示首先列出了地下水行动计划（GAP）的好处，包括:典型水资源总体规划的配套计划； 为满足当前和未来的饮用水需求而制定的最佳、公正的计划；和 优化支出，以经济高效地使用公用事业公司的资源。该演示文稿列出了水质、容量、运行和维护等主要供水设施面临的挑战。提供了差距评估流程图，以及以下主题: 潜在产能增加（PCI）评估；能力约束分析；致命缺陷分析；确定了潜在的地下水活动；水文地质敏感性评价；GAP的组成部分；亚利桑那州奥罗谷奥罗谷水资源公司案例研究。包括表格、数字。

This powerpoint presentation begins by listing the benefits of a groundwater action plan (GAP) that include: companion plan for typical water master plan; optimal, unbiased plan developed to meet current and future potable water demands; and, optimizes expenditures for cost-effective use of utility's resources. The presentation lists the primary water utility challenges as water quality, capacity and operation and maintenance. A GAP assessment flowchart is provided, along with topics that include: Potential Capacity Increase (PCI) Assessment; Capacity Constraint Analysis; Fatal Flaw Analysis; Potential Groundwater Actions are Identified; Hydrogeologic Sensitivity Assessment; components of GAP; Case Study of the Oro Valley Water Utility, Oro Valley, Arizona. Includes tables, figures.