22131 - Water Supply and Irrigation Systems

The backbone of modern living and agriculture relies heavily on efficient water supply and irrigation systems. NAICS code 22131 plays a crucial role in categorizing businesses involved in managing these essential services. Whether you’re a government contractor, supplier, or industry analyst, understanding NAICS 22131 provides clarity on the scope, eligibility, and business opportunities in the Utilities sector related to water management.

What is NAICS Code 22131?

NAICS code 22131 specifically refers to Water Supply and Irrigation Systems. This industry classification comprises establishments primarily engaged in operating water supply systems and irrigation systems. These systems are responsible for delivering water for residential, commercial, agricultural, and industrial uses, ensuring the smooth functioning of daily life and various business operations.

Sector Overview: Utilities

NAICS 22131 falls within the Utilities sector, which encompasses essential service providers focused on delivering natural resources and utilities like electricity, gas, and water. Within this sector, water supply and irrigation systems are key components, ensuring the availability and quality of water through:

• Municipal water supply networks
• Irrigation pipelines and pumps
• Water treatment and purification facilities

Typical Business Activities Under NAICS 22131

Businesses classified under this NAICS code engage in activities such as:

• Operating municipal water supply companies that distribute potable water
• Managing irrigation system operations for agricultural land
• Running water treatment plants that process and purify water
• Maintaining infrastructure like pipelines, canals, and reservoirs for irrigation

These operations support diverse water needs — from household drinking water to large-scale farming irrigation.

Small Business Size Standards for NAICS 22131

To qualify as a small business under NAICS code 22131, the U.S. Small Business Administration (SBA) size standards typically use average annual receipts or number of employees metrics. For this code:

• Size Standard: Up to $38.5 million in average annual receipts

This size standard determines eligibility for small business programs and set-aside contracts, valuable information for entrepreneurs and contractors looking to compete in government or utility-related bids.

Examples of Businesses Under NAICS 22131

Some common types of businesses or establishments you’ll find classified within NAICS 22131 include:

• Municipal Water Supply Companies: Organizations managing city or town water distribution networks.
• Irrigation System Operators: Businesses specializing in the operation and maintenance of irrigation systems for farms and large landscapes.
• Water Treatment Facilities: Plants focused on processing raw water into safe, potable water through purification and treatment.

NAICS Code 22131 - Water Supply and Irrigation Systems: Code Details

NAICS Code	Title	Sector	Description	Size Standard (SBA)
22131	Water Supply and Irrigation Systems	Utilities	Establishments primarily engaged in operating water supply systems and irrigation systems for various uses.	$38.5 million average annual receipts

Frequently Asked Questions (FAQ)

What types of businesses use NAICS code 22131?

Businesses involved in operating municipal water supply systems, irrigation systems, and water treatment facilities generally fall under NAICS 22131.

Is NAICS 22131 limited to agricultural irrigation?

No. While irrigation systems for agriculture are included, the code also covers water supply systems serving residential, commercial, and industrial customers.

How does NAICS 22131 impact government contracting?

Understanding this code allows businesses to identify relevant federal contracting opportunities and comply with size standards for small business programs in the utilities sector.

What is the importance of size standards in NAICS 22131?

Size standards determine eligibility for small business certifications and set-asides, helping businesses compete for contracts designated for small businesses.

Can businesses involved in water treatment also use NAICS 22131?

Yes. Water treatment facilities that operate water supply and irrigation systems are encompassed within this NAICS classification.

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By understanding the scope and details of NAICS code 22131, businesses and stakeholders can effectively navigate opportunities in the water supply and irrigation systems industry—an essential sector supporting communities and agriculture alike.