Thank you for your information. I added two additional "0"s. This was able to resolve the issue. What is your opinion on this solution?
#!/usr/bin/env python __author__ = "Michael Brown" __license__ = "Based off of sript by Sreenivas Bhattiprolu of Python for Microscopists" import pandas as pd import datetime as dt from matplotlib import pyplot as plt import matplotlib CVD = pd.read_csv('https://opendata.arcgis.com/datasets/18582de727934249b92c52542395a3bf_0.csv') #print(CVD.head()) CVD['ndate'] = CVD['DATE']+'00' print(CVD.dtypes) CVD['ndate'] = [dt.datetime.strptime(x,'%Y/%m/%d %H:%M:%S%z') for x in CVD['ndate']] print(CVD.dtypes)