Improvement District Services

Improvement District Services is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Waste Water

North American Industry Classification System (NAICS) Categories:

• Other Nonhazardous Waste Treatment And Disposal > Liquid Waste Services > Waste Water Disposal

Standard Industry Classification (SIC) Categories:

• Refuse Systems > Liquid Waste Services > Waste Water Treatment