NAICS 5622: Waste Treatment and Disposal
Industry group
Code facts
- Part of
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56
- 562
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56
- Codes under it
- 1
- Contract awards
- 7,150 In the last 12 months
- Contract obligations
- $1,938,311,939 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $100,446,998 |
| FY2026 | $1,292,227,938 |
| FY2025 | $1,938,311,939 |
| FY2024 | $2,060,643,790 |
| FY2023 | $1,860,438,182 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Hanford Tank Waste Operations & Closure, LLC | $1,079,800,320 | |
| 2 | Bechtel National, Inc. | $46,453,551 | |
| 3 | Bechtel Parsons Blue Grass, A Joint Venture | $15,699,732 | |
| 4 | Aptim Federal Services, LLC | $12,618,465 | |
| 5 | Seaon Environmental LLC | $11,790,529 | |
| 6 | Clean Harbors Environmental Services Inc. | $11,749,987 | |
| 7 | Waste Control Specialists LLC | $11,201,586 | |
| 8 | Montezuma Wetlands LLC | $11,177,050 | |
| 9 | Environmental Rail Solutions Inc. | $8,711,676 | |
| 10 | Tri-State Government Services Inc. | $7,941,332 |
See the full FY2025 ranking of NAICS 5622 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Energy | $1,079,319,496 | |
| 2 | Department of the Army | $122,486,571 | |
| 3 | Defense Logistics Agency | $91,006,580 | |
| 4 | Department of the Navy | $45,305,220 | |
| 5 | Department of Veterans Affairs | $19,274,275 | |
| 6 | Air Force | $12,209,047 | |
| 7 | Department of the Interior | $9,159,371 | |
| 8 | Department of Homeland Security | $4,665,367 | |
| 9 | Department of Justice | $4,172,135 | |
| 10 | Department of Agriculture | $2,583,302 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | M1PD Operation of Waste Treatment and Storage Facilities | $1,097,123,216 | |
| 2 | S222 Waste Treatment and Storage | $109,822,177 | |
| 3 | F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support | $99,758,988 | |
| 4 | F999 Other Environmental Services, Studies, and Analytical Support | $38,469,559 | |
| 5 |
S205 Trash/ |
$13,174,510 | |
| 6 | S119 Other Utilities | $6,938,884 | |
| 7 | S216 Facilities Operations Support Services | $5,315,633 | |
| 8 | F103 Water Quality Support Services | $4,688,356 | |
| 9 | 4540 Waste Disposal Equipment | $4,380,796 | |
| 10 |
R429 Support – Professional: Emergency Response/ |
$3,568,452 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Washington | $1,075,397,350 | |
| 2 | Colorado | $49,901,032 | |
| 3 | California | $43,197,731 | |
| 4 | Texas | $22,152,686 | |
| 5 | Kentucky | $16,824,379 | |
| 6 | Virginia | $12,002,741 | |
| 7 | Arizona | $11,300,752 | |
| 8 | Maryland | $10,599,109 | |
| 9 | Hawaii | $10,121,423 | |
| 10 | Missouri | $9,255,447 | |
| 11 | Utah | $7,165,491 | |
| 12 | Florida | $7,126,256 | |
| 13 | Oklahoma | $6,906,643 | |
| 14 | Alabama | $6,670,376 | |
| 15 | Georgia | $5,613,737 | |
| 16 | Pennsylvania | $3,871,815 | |
| 17 | District of Columbia | $3,846,765 | |
| 18 | Alaska | $3,707,362 | |
| 19 | Tennessee | $3,693,844 | |
| 20 | Illinois | $3,464,020 | |
| 21 | Michigan | $3,357,203 | |
| 22 | Guam | $2,808,453 | |
| 23 | North Carolina | $2,183,922 | |
| 24 | Indiana | $2,180,395 | |
| 25 | Massachusetts | $2,137,022 | |
| 26 | Arkansas | $1,777,973 | |
| 27 | Connecticut | $1,593,424 | |
| 28 | Kansas | $1,331,219 | |
| 29 | South Carolina | $1,281,079 | |
| 30 | New Jersey | $1,069,567 | |
| 31 | West Virginia | $904,474 | |
| 32 | Ohio | $758,024 | |
| 33 | Delaware | $704,437 | |
| 34 | New Mexico | $611,936 | |
| 35 | Mississippi | $496,486 | |
| 36 | Louisiana | $491,933 | |
| 37 | Maine | $387,868 | |
| 38 | Idaho | $385,416 | |
| 39 | Iowa | $360,771 | |
| 40 | South Dakota | $359,017 | |
| 41 | Puerto Rico | $304,161 | |
| 42 | Nevada | $293,296 | |
| 43 | Nebraska | $235,288 | |
| 44 | Oregon | $232,027 | |
| 45 | Rhode Island | $180,513 | |
| 46 | Wisconsin | $132,270 | |
| 47 | Montana | $130,538 | |
| 48 | Minnesota | $122,030 | |
| 49 | North Dakota | $83,267 | |
| 50 | Vermont | $42,700 | |
| 51 | New Hampshire | $41,298 | |
| 52 | Wyoming | $19,361 | |
| 53 | U.S. Virgin Islands | $10,800 |
Show all 53
Shares are of everything obligated under NAICS 5622 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 38 more
Latest 48 of 6,338 listed here. See the rest on GovTribe.
Codes under 5622
| NAICS code |
|---|
| 56221 Waste Treatment and Disposal |
Quick answers
What is NAICS 5622?
NAICS 5622 is Waste Treatment and Disposal, an industry group in NAICS 56, Administrative and Support and Waste Management and Remediation Services.
What codes are under NAICS 5622?
NAICS 5622 has one code under it with its own GovTribe page, 56221 Waste Treatment and Disposal.
How much do federal agencies spend under NAICS 5622?
Federal contracts under NAICS 5622 obligated $1,938,311,939 in fiscal year 2025 and $7,252,068,847 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 5622?
The contractors with the most obligated under NAICS 5622 in fiscal years 2026 and 2027 are Hanford Tank Waste Operations & Closure, LLC ($1,079,800,320); Bechtel National, Inc. ($46,453,551); and Bechtel Parsons Blue Grass, A Joint Venture ($15,699,732).
Which agencies buy the most under NAICS 5622?
The agencies that obligated the most under NAICS 5622 in fiscal years 2026 and 2027 are Department of Energy ($1,079,319,496), Department of the Army ($122,486,571) and Defense Logistics Agency ($91,006,580).
Which PSC codes are used with NAICS 5622?
The PSC codes with the most obligated under NAICS 5622 in fiscal years 2026 and 2027 are M1PD Operation of Waste Treatment and Storage Facilities; S222 Waste Treatment and Storage; and F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support.
Where is the work under NAICS 5622 performed?
By place of performance, the states with the most contract obligations under NAICS 5622 over the last 12 months are Washington ($1,075,397,350), Colorado ($49,901,032) and California ($43,197,731).
What is the latest contract opportunity under NAICS 5622?
The latest contract opportunity under NAICS 5622 is Sale of Surplus Property, sale of surplus property from Arkansas National Guard (ARNG), posted October 23, 2026.
On GovTribe
See everything under NAICS 5622
- Federal contract opportunities, awards and IDVs under this code
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