usace.army.mil/Portals/12/documents/regulatory/pdf/ Ordinary_High_Watermark_Manual_Aug_2008.pdfLichvar RW, McColley SM. 2008. A Field Guide to the Identification of the Ordinary High Water Mark (OHWM) in the Arid West Region of the Western United States. ERDC/CRREL TR-08-12. U.S. ...
The Ordinary High Water Mark (OHWM) is a method used to identify the lateral limits of non-wetland waters. Lichvar and McColley (2008) developed an OHWM delineation manual for ephemeral and intermittent streams in the Arid West. Their approach identified key hydrologic, geomorphic, and ...