WVDEP has developed guidance and a tool to help individuals know when it is environmentally safe to withdraw
water from a stream. The guidance is based on percentages of mean annual flow, based on a 10-year period
that afford an appropriate flow to protect the aquatic habitat.
Water Withdrawal Guidance Tool
This material is based upon work supported by the U.S. Geological Survey under Cooperative Agreement
No.G17AC00317. The views and conclusions contained in this document are those of the authors and
should not be interpreted as representing the opinions or policies of the U.S. Geological Survey.
Mention of trade names or commercial products does not constitute their endorsement by the U.S.