Get Erdc/crrel Tn-10-1, Updated Datasheet For The Identification Of The Ordinary High Water Mark (ohwm)
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How to fill out the ERDC/CRREL TN-10-1, Updated Datasheet for the Identification of the Ordinary High Water Mark (OHWM) online
The ERDC/CRREL TN-10-1 datasheet provides guidance on identifying the Ordinary High Water Mark in the Arid West region. This guide offers a step-by-step approach for effectively completing the datasheet online, ensuring clarity and accuracy in documenting essential field observations.
Follow the steps to accurately complete the OHWM datasheet online.
- Press the ‘Get Form’ button to access the form and open it in the editor.
- Begin by entering the project details in the provided fields, including the project name and number, stream name, and investigator(s).
- Complete the date and time fields along with the town and state information where the study area is located.
- Indicate whether normal circumstances exist on the site by selecting yes or no. Provide location details to give context to the study area.
- Utilize the checklist of resources to gather necessary preliminary information, such as aerial photography, topographic maps, and rainfall data.
- For each hydrogeomorphic floodplain unit identified within the study area, select a representative cross-section and sketch it. Make sure to label the floodplain units.
- Walk to each hydrogeomorphic floodplain unit, recording the GPS location, sediment texture, vegetation characteristics, and any indicators present on the datasheet.
- Identify the OHWM boundary by noting the changes in vegetation and sediment texture between the floodplain units, recording this information on the datasheet.
- You may save your changes, download a copy, print the completed datasheet, or share it with relevant parties once you have filled out all necessary sections.
Complete your forms online for an efficient document management experience.
A reader can determine the ordinary high water mark by carefully observing the landscape around the water body for signs like vegetation changes and erosion patterns. Utilizing the ERDC/CRREL TN-10-1, Updated Datasheet For The Identification Of The Ordinary High Water Mark (OHWM) provides additional tools and resources to support this assessment. It's essential to document your findings and utilize proper measurement techniques to ensure accuracy. By doing so, you will gain a clearer understanding of water boundaries and related regulations.
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