PSC Y1NE: Construction of Water Supply Facilities
Y1NE is the product and service code (PSC) federal agencies use for construction of water supply facilities, in the construction of buildings group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 14
- Spending, FY2026
- $487 million
- Share to small businesses
- 27%
Open contracts with PSC Y1NE, due soonest
- Loleta Water System Upgrades
✦ The U.S. Forest Service is asking for quotes to upgrade the water system at the Loleta Recreation Area in Marienville, PA: new water pipe, spigots, valves, concrete work, a well…
Due in 2 daysOct 12, 2026
- GRCA 318719 North Rim & Springs Rehabilitation Program
Due in 3 daysOct 13, 2026
- Construction of the new Regional Storm Water Retention Basin at Detroit Arsenal, Warren, MI
✦ The U.S. Army Corps of Engineers (Louisville District) is running a market survey (Sources Sought) to find out which firms could build a new regional storm water retention basin…
Due in 3 daysOct 13, 2026
- Nemo Domestic Well Northern Hills Ranger District, Black Hills NF, South Dakota
✦ The USDA Forest Service wants a contractor to drill and develop a new domestic water well (about 170 feet deep) and build a roughly 280-foot water line near Nemo, South Dakota…
Due in 4 daysOct 14, 2026
- HAVO 326181 Rehabilitate Rainshed&Water Treatment
✦ The National Park Service (Denver Service Center) wants a contractor to rehabilitate the rainwater collection and water treatment system at Hawaii Volcanoes National Park,…
Due in 14 daysOct 23, 2026
- HAVO 326181 Rehabilitate Rainshed&Water Treatment
✦ The National Park Service (Denver Service Center) wants a contractor to rehabilitate the rainshed and water treatment system at Hawaii Volcanoes National Park, Volcano, Hawaii,…
Due in 14 daysOct 23, 2026
Where Y1NE sits in the PSC Manual
- Category: Service
- Group Y: Construct of Structures/Facilities
- Group Y1: Construction of Buildings
- Code Y1NE: Construction of Water Supply Facilities
NAICS codes used with PSC Y1NE
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with Y1NE most often:
| NAICS | Industry | Spent, last 3 years |
|---|---|---|
| 237110 | Water and Sewer Line and Related Structures Construction | $1.4 billion |
| 236220 | Commercial and Institutional Building Construction | $154.3 million |
| 237990 | Other Heavy and Civil Engineering Construction | $84.4 million |
| 221310 | Water Supply and Irrigation Systems | $2 million |
| 561210 | Facilities Support Services | $1.1 million |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | $814,329 |
Who buys under PSC Y1NE
Agencies with the most contract dollars under Y1NE over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Bureau of Reclamation | $1.1 billion |
| Department of the Army | $229.5 million |
| Department of the Navy | $187 million |
| National Park Service | $82.5 million |
| Agency for International Development | $51.9 million |
| Bureau of Indian Affairs and Bureau of Indian Education | $20.4 million |
| Forest Service | $14.6 million |
| Department of the Air Force | $11.3 million |
On open notices right now, the most Y1NE work comes from Department of the Interior, Dept of Defense and Department of Agriculture.
Federal spending under PSC Y1NE by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $658.4 million |
| FY2025 | $540.7 million |
| FY2026 | $487 million |
| FY2027 (so far) | $0 |
Who wins PSC Y1NE contracts
| Company | Obligated, last 3 years |
|---|---|
| Jacobs Project Management Co. | $271 million |
| CDM Constructors Inc | $270.1 million |
| Oscar Renda Contracting Inc | $133.8 million |
| Ames Federal Contracting Group LLC | $129.5 million |
| Flatland Energy Services LLC | $75.5 million |
| Carstensen Contracting Inc | $72.9 million |
| Chandler Construction Services, Inc. | $60.1 million |
| Record Steel and Construction, Inc. | $46.4 million |
| Blumont Engineering Solutions Inc | $44.7 million |
| Bowen Engineering Corp | $43.4 million |
Related PSC codes
- Y111 Construction of Office Buildings
- Y112 Construct/Conf Space & Fac
- Y119 Construct/Other Admin & SVCS BLDGS
- Y121 Construct/Air Traffic Cont Towers
- Y122 Construct/Air Traffic Training Fac
- Y123 Construct/Radar & Navigational Fac
- Y124 Construction of Airport Runways
- Y125 Construction of Airport Terminals
- Y126 Construct/Missile System Facilities
- Y127 Construct/Elct & Comm System Fac
Frequently asked questions
What is PSC Y1NE?
Y1NE is the service code in the federal Product and Service Code (PSC) Manual for construction of water supply facilities, under Y (Construct of Structures/Facilities) and Y1 (Construction of Buildings). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC Y1NE?
Most federal contract dollars under PSC Y1NE go with NAICS 237110 (Water and Sewer Line and Related Structures Construction), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC Y1NE?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 14 open notices use PSC Y1NE right now. FedReady can match new ones to your business and email you, free.