अवक्षय वक्र, जलालेख में शिखर खण्ड के अन्तिम सिरे पर प्रतिनमन बिन्दु से मूल प्रवाह की शुरूआत तक फैला होता है। यह वृष्टि की पूर्व अवस्थाओं के दौरान बेसिन में हुए संचयन से जल की निकासी को व्यक्त करता है।
The depletion curve extends from the point of inflection at the end of the crest segment to the commencement of natural groundwater flow in a hydrograph. It represents the withdrawal of water from the storage built up in the basin during earlier phases of the storm.
The depletion curve extends from the point of inflection at the end of the crest segment to the commencement of natural groundwater flow in a hydrograph. It represents the withdrawal of water from the storage built up in the basin during earlier phases of the storm.
