ion well.
IOWS = 1: Fully penetrating observation well.
IOWS = 2: Observation piezometer. Default: 0</p></td>
    </tr>
    <tr>
      <th>idpr</th>
      <td><p>Options for delayed response of observation well.
IDPR = 0: No delayed response. 
IDPR = 1: Delayed response. Default: 0</p></td>
    </tr>
    <tr>
      <th>rp</th>
      <td><p>Inside radius of the observation well (or piezometer) standpipe in the 
interval over which water levels are changing during pumping, in units of 
length. Enter 0 if IDPR