strong> the best match, as the
closest spatial match is incorrectly modeled by the hydrographic data
set. As always, buyer beware!</p>
</div>
<div class="section level2">
<h2 id="waterbody-indexing">Waterbody Indexing<a class="anchor" aria-label="anchor" href="#waterbody-indexing"></a>
</h2>
<p>The <code><a href="../reference/get_flowline_index.html">get_flowline_index()</a></code> function estimates a
hydrographic address as a linear reference to a flowline. For points
near bodies of water, these could be 