This function accepts a data frame that contains a column named "discharge" and calculates DH13; Annual maximum of 30-day moving average flows divided by the median for the entire record. Compute the maximum of a 30-day moving average flow for each year. DH13 is the mean of these values divided by the median for the entire record (dimensionless-temporal).
data frame containing a "discharge" column containing daily flow values
dh13 numeric containing DH13 for the given data frame
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.