Drought map from the University of Nebraska-Lincoln’s Drought Monitor.
As you can see, part of Harris County is in D3, the majority in D2.
Definitions from Weather.gov.
“Moderate Drought (D1): Some damage to crops, pastures, fire risk high; streams, reservoirs or wells low, some water shortage developing or imminent, voluntary water use restrictions requested.
“Severe Drought (D2): Crop or pasture loss likely, fire risk very high, water shortages common, water restrictions imposed.
“Extreme Drought (D3): Major crop/pasture losses, extreme fire danger, widespread water shortages or restrictions.
“Exceptional Drought (D4): Exceptional and widespread crop and pasture losses, exceptional fire risk, shortages of water in reservoirs, streams and wells causing water emergencies.”