Government Septic Tank and Related Services Contracts
NAICS 562991 · Septic Tank and Related Services
Government septic tank and related services contracts totaled $296M across 6,930 contract awards from FY2024 to FY2026. Obligations were down 19.6% in FY2026 versus FY2025, and the Department of Defense received $174M, or 59% of the total over the full period.
Key figures
In FY2026, contract obligations were $87,033,459 across 2,278 awards with activity that year, a change of -19.6% from $108,230,249 in FY2025. From FY2024 to FY2026, obligations totaled $295,727,358 across 6,930 awards.
- Obligated in FY2026
- $87M
- Awards in FY2026
- 2,278
- Change vs FY2025
- -19.6%
- Total, FY2024 to FY2026
- $296M
Note: FY2026 ended on Sep 30, 2026. The Department of Defense publishes contract data with a 90-day delay, so FY2026 totals may still rise as late reports arrive.
Septic Tank and Related Services contract spending by year
Federal septic tank and related services contracts per fiscal year (October to September), under NAICS 562991. The table below lists the same numbers.
| Fiscal year | Obligated | Awards | Change |
|---|---|---|---|
| FY2026 | $87,033,459 | 2,278 | -19.6% |
| FY2025 | $108,230,249 | 3,017 | +7.7% |
| FY2024 | $100,463,651 | 3,161 | n/a |
About government septic tank and related services contracts
Federal spending on septic tank and related services contracts fell 13% from FY2024 ($100M) to FY2026 ($87M), peaking in FY2025. FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
Spending is spread widely: the top 3 contractors account for 13% of the total. No single company dominates, which leaves room for new and small contractors.
The Department of Defense spends the most on septic tank and related services contracts (59%), followed by the Department of Agriculture. The states with the most of this work are California, Oregon and Washington.
NAICS 562991 (Septic Tank and Related Services) is part of the Administrative and Support and Waste Management Services sector.
Top septic tank and related services government contractors
Companies ranked by contract dollars under NAICS 562991 (Septic Tank and Related Services).
| # | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | Major Contracting Services, Inc. | $13,937,339 | 4.7% |
| 2 | Amerivet Contracting | $12,505,963 | 4.2% |
| 3 | Ronjon Rentals Inc | $12,013,445 | 4.1% |
| 4 | Suntiff, LLC | $6,815,983 | 2.3% |
| 5 | KRÄTZ GMBH | $6,783,783 | 2.3% |
| 6 | Skookum Educational Programs | $6,772,118 | 2.3% |
| 7 | Vantex Service Corporation | $6,372,020 | 2.2% |
| 8 | Ronjon Rentals Vantex Service Joint Venture | $6,015,129 | 2.0% |
| 9 | 310 Dust Control LLC | $5,975,191 | 2.0% |
| 10 | Future Services General Trading & Contracting Co. | $5,162,345 | 1.7% |
Agencies buying septic tank and related services
Federal agencies ranked by contract dollars under NAICS 562991.
| # | Agency | Obligated | Share |
|---|---|---|---|
| 1 | Department of Defense | $173,771,029 | 58.8% |
| 2 | Department of Agriculture | $85,477,154 | 28.9% |
| 3 | Department of the Interior | $23,633,220 | 8.0% |
| 4 | Department of Homeland Security | $7,052,752 | 2.4% |
| 5 | Department of Veterans Affairs | $2,545,931 | 0.9% |
| 6 | Department of Justice | $1,016,777 | 0.3% |
| 7 | Department of Health and Human Services | $989,446 | 0.3% |
| 8 | Department of State | $746,295 | 0.3% |
| 9 | Department of Transportation | $188,934 | <0.1% |
| 10 | Department of Energy | $70,701 | <0.1% |
Where septic tank and related services contract work is performed
States ranked by contract dollars, using the place of performance on each award.
| # | State | Obligated | Share |
|---|---|---|---|
| 1 | California | $56,463,840 | 19.1% |
| 2 | Oregon | $19,084,300 | 6.5% |
| 3 | Washington | $18,072,532 | 6.1% |
| 4 | Texas | $11,995,044 | 4.1% |
| 5 | Arizona | $10,221,786 | 3.5% |
| 6 | Idaho | $10,219,558 | 3.5% |
| 7 | Utah | $9,396,212 | 3.2% |
| 8 | Hawaii | $8,606,648 | 2.9% |
| 9 | Colorado | $7,427,819 | 2.5% |
| 10 | Montana | $6,974,821 | 2.4% |
Recent septic tank and related services contract awards
The latest septic tank and related services contracts, newest first. Each award ID links to its record on USAspending.gov.
| Start date | Recipient | Agency and description | Amount | Record |
|---|---|---|---|---|
| Sep 30, 2026 | Passion in the Work LLC | Department of AgricultureKAIBAB NATIONAL FOREST WILLIAMS RANGER DISTRICT VAULT TOILET PUMPING | $15,400 | 127EAU26P0042 |
| Sep 30, 2026 | Waste Connections of Alaska, Inc | Department of AgricultureKMRD VAULT PUMPING SERVICES - OPTION PERIOD 3 TASK ORDER | $2,039 | 1240BF26F0067 |
| Sep 29, 2026 | Access Portable Toilets Inc | Department of Homeland SecurityPORTABLE TOILETS WITH HAND SANITIZERS FOR TRAINING VENUES | $9,251 | 70LCHS26PPFB00043 |
| Sep 29, 2026 | Waste and Water Logistics, LLC | Department of AgricultureTHIS TASK ORDER AWARDS THE MINIMUM GUARANTEE FOR MANTI LASAL TOILET PUMPING. THE MINIMUM GUARANTEE IS FOR WORK TO COMMENCE ON OR BE ASSIGNED AFTER OCTOBER 01, 2026 THROUGH THE REST OF FISCAL YEAR 2027 | $17,500 | 1240LN26F0014 |
| Sep 26, 2026 | Homeland Hub Consulting LLC | Department of the InteriorSEPTIC TANK/VAULT TOILET PUMP OUTS | $87,162 | 140P5326P0025 |
| Sep 25, 2026 | M & M Transfer, Inc. | Department of the InteriorTHE BUREAU OF LAND MANAGEMENT (BLM), WYOMING STATE OFFICE, PINEDALE FIELD OFFICE, INTENDS TO SOLICIT FOR VAULT PUMPING SERVICES AT DESIGNATED REMOTE RECREATION SITES. THE CONTRACTOR SHALL PROVIDE ALL | $9,385 | 140L6226P0025 |
| Sep 25, 2026 | Suntiff, LLC | Department of the InteriorOR-SHELDON-HART MTN NWR CX-THE U.S. FISH AND WILDLIFE SERVICE REQUIRES COMMERCIAL VAULT TOILET PUMPING SERVICES ON AN AS-NEEDED BASIS AT SHELDON NATIONAL WILDLIFE REFUGE, DENIO, NEVADA. THE REQUIREMEN | $16,050 | 140FS126P0315 |
| Sep 25, 2026 | JM Portable Rentals LLC | Department of the InteriorHI-PACIFIC ISL FWO-PORTABLE RESTRM RENTAL AND MAINTENANCE | $2,100 | 140FS126P0274 |
| Sep 24, 2026 | Jones Luxury Restrooms Incorporated | Department of Homeland SecurityRENTAL OF RESTROOM TRAILER FOR STA LAKE WORTH INLET | $3,000 | 70Z02826PMIAM0101 |
| Sep 24, 2026 | ST. Johns Sewage Disposal & Maintenance LLC | Department of the InteriorSERVICE, SEWAGE PUMPING SERVICES WITHIN VIRGIN ISLANDS NATIONAL PARK (VIIS) | $10,000 | 140P5426P0062 |
| Sep 24, 2026 | Ruff N Tuff Services LLC | Department of the InteriorBLM UTAH SALT LAKE FIELD OFFICE RECREATION SITE VAULT TOILET PUMPING & RECHARGING SERVICES IN TOOELE, RICH & UTAH COUNTIES. | $42,110 | 140L5726P0034 |
| Sep 24, 2026 | Webbs Select-A-Service Inc | Department of the InteriorEO 14398 - THIS REQUIREMENT IS FOR CONSTRUCTION SERVICES FOR UT-OURAY NWR SEPTIC SYSTEM AND DRAINFIELD REPLACEMENT/REPAIRS. | $56,250 | 140FGA26P0048 |
| Sep 24, 2026 | Best Septic, Inc | Department of AgricultureANGELL JOB CORPS CIVILIAN CONSERVATION CENTER REQUIRES QUARTERLY GREASE TANK PUMPING WITH 2 BAGS OF LIME ADDED WORK FOR THIS PROJECT REQUIRES THE CONTRACTOR TO BE RESPONSIBLE FOR SUPPLYING ALL LABOR, | $6,000 | 12318726C0011 |
| Sep 23, 2026 | Tatco RC JV, LLC | Department of the InteriorCONSTRUCTION SERVICES FOR SEPTIC SYSTEM | $205,363 | 140G0226P0296 |
| Sep 22, 2026 | On the Go Services Inc | Department of AgricultureON THE GO SERVICES INC UTFIF260341 S11 | $9,615 | 1202RZ26M1488 |
| Sep 22, 2026 | Twincrest Enterprises LLC | Department of the InteriorSHORT TERM TOILETS RENTAL SEP - OCT 2026 | $1,010 | 140L0626F0067 |
| Sep 19, 2026 | Pine Rim Enterprises Inc | Department of AgriculturePINE RIM ENTERPRISES INC AZTNF000016 S6S7 | $16,500 | 1202RZ26M1357 |
| Sep 19, 2026 | Pine Rim Enterprises Inc | Department of AgriculturePINE RIM ENTERPRISES INC AZTNF000016 S10S11 | $6,750 | 1202RZ26M1340 |
| Sep 19, 2026 | Knight'S Site Services, Inc. | Department of AgricultureTHIS PURCHASE ORDER IS STRICTLY A RATIFICATION PAYMENT VEHICLE FOR SERVICES RENDERED UNDER UNAUTHORIZED COMMITMENT (UAC) FPO-25-124 FOR VAULT PUMPING SERVICES PERFORMED IN FY25 IN THE SIERRA NATIONAL | $10,620 | 127EAS26P0017 |
| Sep 18, 2026 | Tam Enterprises Inc | Department of JusticeREMOVE THE DEBRIS FROM THE SBR TANK AT THE WASTEWATER TREATMENT PLANT (WWTP) AT FCI OTISVILLE | $17,704 | 15B21126P00000144 |
| Sep 17, 2026 | Butt Hut, Inc. | Department of AgricultureA.S.I. ARDEN SOLUTIONS INC. CAYNP000100 E4 | $99,319 | 1202RZ26M1615 |
| Sep 17, 2026 | Alpha Site Services, LLC | Department of AgricultureALPHA SITE SERVICES, LLC ORFWF201010 S17 | $2,183 | 1202RZ26M1604 |
| Sep 17, 2026 | Alpha Site Services, LLC | Department of AgricultureALPHA SITE SERVICES, LLC ORFWF260008 S1 | $2,410 | 1202RZ26M1603 |
| Sep 17, 2026 | Foster Facilities, Inc. | Department of AgricultureFOSTER FACILITIES, INC. ORMAF002626 S3 | $5,388 | 1202RZ26M1502 |
| Sep 17, 2026 | Mariposa Portable Santitation LLC | Department of the InteriorPORTABLE TOILET RENTALS AND SERVICING FOR YOSEMITE NATIONAL PARK LOCATION: WAWONA FIRE HOUSE | $5,340 | 140P8526F0149 |
Open septic tank and related services government bids
The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.
Justice, Department of · Combined Synopsis/Solicitation · NAICS 562991 · CO · Small Business Set Aside - Total
Posted Oct 30, 2026 · Responses due Nov 9, 2026
Interior, Department of the · Solicitation · NAICS 562991
Posted Oct 30, 2026 · Responses due Dec 3, 2026
Agriculture, Department of · Solicitation · NAICS 562991 · OR · Small Business Set Aside - Total
Posted Oct 29, 2026 · Responses due Nov 10, 2026
- Chemical ToiletsClosing soon
Dept of Defense · Sources Sought · NAICS 562991 · CA · No Set aside used
Posted Oct 29, 2026 · Responses due Nov 6, 2026
Dept of Defense · Combined Synopsis/Solicitation · NAICS 562991 · CO · Small Business Set Aside - Total
Posted Oct 29, 2026 · Responses due Nov 10, 2026
How to win government septic tank and related services contracts
Federal septic tank and related services contracts are posted on SAM.gov under NAICS 562991. Register your business free on SAM.gov with this code, watch for septic tank and related services bids, and look for small business set-asides: many septic tank and related services contracts for small business are reserved for small firms.
Explore government septic tank and related services contracts by state, agency and contractor
- Department of Defense contracts
- Department of Agriculture contracts
- Department of the Interior contracts
- Department of Homeland Security contracts
- Department of Veterans Affairs contracts
- Government contracts in California
- Government contracts in Oregon
- Government contracts in Washington
- Government contracts in Texas
- Government contracts in Arizona
Frequently asked questions
- What NAICS code is used for government septic tank and related services contracts?
- Federal septic tank and related services contracts use NAICS 562991 (Septic Tank and Related Services). List this code in your free SAM.gov registration to be found for these contracts.
- Who are the largest septic tank and related services government contractors?
- By contract dollars under NAICS 562991 from FY2024 to FY2026, the largest were Major Contracting Services, Inc. ($13.9M), Amerivet Contracting ($12.5M) and Ronjon Rentals Inc ($12M).
- Which agencies buy the most septic tank and related services?
- From FY2024 to FY2026, the biggest buyers were the Department of Defense ($174M), the Department of Agriculture ($85.5M) and the Department of the Interior ($23.6M).
- Where are government septic tank and related services contracts performed?
- By contract dollars, the most federal septic tank and related services work is performed in California ($56.5M), Oregon ($19.1M) and Washington ($18.1M).
- Is federal spending on septic tank and related services contracts growing?
- Federal septic tank and related services contract obligations fell 13% from FY2024 ($100M) to FY2026 ($87M), peaking in FY2025. FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
- Do I qualify as a small business for septic tank and related services contracts?
- It depends on the SBA size standard for NAICS 562991, which is set either by average annual revenue or by number of employees. Check the current table of size standards on sba.gov before you bid on small business set-asides.
- What do I need to bid on government septic tank and related services contracts?
- An active SAM.gov registration (free) with NAICS 562991 listed, the licenses and insurance your state requires for septic tank and related services work, and examples of similar past work. Some solicitations also ask for specific certifications or security clearances.