NAICS Code 562211: Hazardous Waste Treatment and Disposal
National industry
SBA small business size standard: $47 million in average annual receipts
Definition
This U.S. industry comprises establishments primarily engaged in (1) operating treatment and/or disposal facilities for hazardous waste or (2) the combined activity of collecting and/or hauling of hazardous waste materials within a local area and operating treatment or disposal facilities for hazardous waste.
Government contracts for this service: PSC M1PD Operation of Waste Treatment and Storage Facilities
Code facts
- Part of
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56
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562
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5622
- 56221
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5622
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562
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56
- Contract awards
- 7,006 In the last 12 months
- Contract obligations
- $1,885,777,060 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 562211
- Acid waste disposal facilities
- Acid waste treatment facilities
- Combustors, hazardous waste
- Hazardous waste disposal facilities
- Hazardous waste disposal facilities combined with collection and/or local hauling of hazardous waste
- Hazardous waste material disposal facilities
- Hazardous waste material treatment facilities
- Hazardous waste treatment facilities
- Hazardous waste treatment facilities combined with collection and/or local hauling of hazardous waste
- Incinerators, hazardous waste, operating
- Radioactive waste collecting and/or local hauling in combination with disposal and/or treatment facilities
- Radioactive waste disposal facilities
- Radioactive waste treatment facilities
- Waste disposal facilities, hazardous
- Waste treatment facilities, hazardous
- Waste treatment plants, hazardous
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $117,780,018 |
| FY2026 | $1,251,617,227 |
| FY2025 | $1,885,777,060 |
| FY2024 | $2,007,573,864 |
| FY2023 | $1,806,189,438 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Hanford Tank Waste Operations & Closure, LLC | $1,097,058,320 | |
| 2 | Bechtel National, Inc. | $48,193,551 | |
| 3 | Bechtel Parsons Blue Grass, A Joint Venture | $25,699,732 | |
| 4 | Environmental Rail Solutions Inc. | $18,067,324 | |
| 5 | Aptim Federal Services, LLC | $12,618,465 | |
| 6 | Clean Harbors Environmental Services Inc. | $12,211,401 | |
| 7 | Waste Control Specialists LLC | $11,201,586 | |
| 8 | Seaon Environmental LLC | $10,288,450 | |
| 9 | Willow Environmental Inc. | $8,225,318 | |
| 10 | Tri-State Government Services Inc. | $8,193,104 |
See the full FY2025 ranking of NAICS 562211 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Energy | $1,096,559,422 | |
| 2 | Department of the Army | $114,765,230 | |
| 3 | Defense Logistics Agency | $88,632,916 | |
| 4 | Department of the Navy | $34,312,264 | |
| 5 | Department of Veterans Affairs | $18,148,465 | |
| 6 | Air Force | $6,962,013 | |
| 7 | Department of the Interior | $3,441,858 | |
| 8 | Defense Health Agency | $3,356,615 | |
| 9 | Department of Homeland Security | $2,659,669 | |
| 10 | Department of Justice | $1,412,002 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | M1PD Operation of Waste Treatment and Storage Facilities | $1,110,683,603 | |
| 2 | F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support | $110,234,127 | |
| 3 | S222 Waste Treatment and Storage | $105,125,129 | |
| 4 | F999 Other Environmental Services, Studies, and Analytical Support | $31,693,453 | |
| 5 | S216 Facilities Operations Support Services | $4,489,980 | |
| 6 |
R429 Support – Professional: Emergency Response/ |
$3,568,452 | |
| 7 | J079 Maintenance, Repair and Rebuilding of Equipment: Cleaning Equipment and Supplies | $2,124,158 | |
| 8 |
S205 Trash/ |
$1,288,986 | |
| 9 | P999 Other Salvage Services | $1,127,255 | |
| 10 | F107 Hazardous Substance Analysis | $905,638 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Washington | $1,013,785,259 | |
| 2 | Colorado | $51,257,531 | |
| 3 | California | $31,030,754 | |
| 4 | Kentucky | $26,820,041 | |
| 5 | Missouri | $18,589,667 | |
| 6 | Texas | $17,621,647 | |
| 7 | Florida | $7,170,499 | |
| 8 | Virginia | $7,102,891 | |
| 9 | Utah | $7,080,930 | |
| 10 | Alabama | $6,366,910 | |
| 11 | Maryland | $5,945,154 | |
| 12 | Oklahoma | $5,910,876 | |
| 13 | Georgia | $5,653,752 | |
| 14 | Arizona | $5,380,403 | |
| 15 | Tennessee | $3,693,864 | |
| 16 | Illinois | $3,370,690 | |
| 17 | District of Columbia | $3,194,969 | |
| 18 | Hawaii | $3,188,217 | |
| 19 | Alaska | $3,160,099 | |
| 20 | Pennsylvania | $2,550,085 | |
| 21 | Indiana | $2,223,660 | |
| 22 | Massachusetts | $2,053,827 | |
| 23 | North Carolina | $1,984,554 | |
| 24 | Guam | $1,887,574 | |
| 25 | Arkansas | $1,600,671 | |
| 26 | Kansas | $1,272,802 | |
| 27 | South Carolina | $1,109,846 | |
| 28 | Connecticut | $1,026,434 | |
| 29 | New Jersey | $803,782 | |
| 30 | Ohio | $710,192 | |
| 31 | Delaware | $704,437 | |
| 32 | New Mexico | $624,610 | |
| 33 | West Virginia | $466,433 | |
| 34 | Nevada | $416,212 | |
| 35 | Mississippi | $415,478 | |
| 36 | Maine | $386,927 | |
| 37 | Louisiana | $246,998 | |
| 38 | Nebraska | $235,288 | |
| 39 | Iowa | $212,293 | |
| 40 | South Dakota | $208,775 | |
| 41 | Puerto Rico | $180,786 | |
| 42 | Wisconsin | $142,096 | |
| 43 | Oregon | $130,928 | |
| 44 | Minnesota | $125,228 | |
| 45 | Rhode Island | $122,758 | |
| 46 | Montana | $112,032 | |
| 47 | North Dakota | $83,267 | |
| 48 | Idaho | $58,572 | |
| 49 | Vermont | $12,150 | |
| 50 | Wyoming | $11,691 | |
| 51 | New Hampshire | $11,291 | |
| 52 | U.S. Virgin Islands | $10,800 |
Show all 52
Shares are of everything obligated under NAICS 562211 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 37 more
Latest 47 of 4,404 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 562211?
NAICS 562211 is Hazardous Waste Treatment and Disposal, a national industry in NAICS 56, Administrative and Support and Waste Management and Remediation Services.
What is the NAICS code for acid waste disposal facilities?
The NAICS code for acid waste disposal facilities is 562211, Hazardous Waste Treatment and Disposal.
What is the NAICS code for hazardous waste disposal facilities?
The NAICS code for hazardous waste disposal facilities is 562211, Hazardous Waste Treatment and Disposal.
What is the NAICS code for radioactive waste disposal facilities?
The NAICS code for radioactive waste disposal facilities is 562211, Hazardous Waste Treatment and Disposal.
When did the size standard for NAICS 562211 last change?
The most recent Federal Register rule on record that names NAICS 562211 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 562211?
Federal contracts under NAICS 562211 obligated $1,885,777,060 in fiscal year 2025 and $7,068,937,607 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 562211?
The contractors with the most obligated under NAICS 562211 in fiscal years 2026 and 2027 are Hanford Tank Waste Operations & Closure, LLC ($1,097,058,320); Bechtel National, Inc. ($48,193,551); and Bechtel Parsons Blue Grass, A Joint Venture ($25,699,732).
Which agencies buy the most under NAICS 562211?
The agencies that obligated the most under NAICS 562211 in fiscal years 2026 and 2027 are Department of Energy ($1,096,559,422), Department of the Army ($114,765,230) and Defense Logistics Agency ($88,632,916).
Which PSC codes are used with NAICS 562211?
The PSC codes with the most obligated under NAICS 562211 in fiscal years 2026 and 2027 are M1PD Operation of Waste Treatment and Storage Facilities; F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support; and S222 Waste Treatment and Storage.
Where is the work under NAICS 562211 performed?
By place of performance, the states with the most contract obligations under NAICS 562211 over the last 12 months are Washington ($1,013,785,259), Colorado ($51,257,531) and California ($31,030,754).
What is the latest contract opportunity under NAICS 562211?
The latest contract opportunity under NAICS 562211 is S222--Market Research for Biohazard and Infectious Waste Services VAPIHCS, pre-solicitation from Veterans Integrated Service Network 21 (VHA), posted November 6, 2026.
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